Search GB/T

500 GB/T standards in English, from GB/T 38534-2020 to GB/T 38988-2020, in code order.

  1. GB/T 38534-2020Test method for tensile properties of oriented fibre reinforced polymer matrix composite materials at ultra-low temperature$150.00
  2. GB/T 38535-2020Test method on fiber reinforced resin matrix composites by industrial computed tomography (CT)$240.00
  3. GB/T 38536-2020Technical specification for the equipment of hot water heating substation$235.00
  4. GB/T 38537-2020Ultrasonic testing method for fiber reinforced resin matrix composites—C-scan method$195.00
  5. GB/T 38538-2020Index system and assessment method for greenization of the industrial park infrastructure$205.00
  6. GB/T 38539-2020Technical requirements for the application of LED sports lighting$435.00
  7. GB/T 38540-2020Information security technology—Technical specification secure electronic seal signature cryptography$185.00
  8. GB/T 38541-2020Information security technology—Guidance of cryptographic application for electronic records$235.00
  9. GB/T 38542-2020Information security technology - Technical framework for authentication of mobile smart terminals based on biometric$265.00
  10. GB/T 38543-2020Specification for examination and decision of administrative license items$145.00
  11. GB/T 38544-2020Specification for application and acceptance of administrative license items$145.00
  12. GB/T 38547-2020Tourism and vacation rental apartments—Basic requirements$145.00
  13. GB/T 38548.1-2020Content resources digitization—Part 1:Terminology$235.00
  14. GB/T 38548.2-2020Content resources digitization—Part 2:Method of acquisition$145.00
  15. GB/T 38548.3-2020Content resources digitization—Part 3:Processing specification$145.00
  16. GB/T 38548.4-2020Content resources digitization—Part 4:Metadata$145.00
  17. GB/T 38548.5-2020Content resources digitization—Part 5:Quality control$145.00
  18. GB/T 38548.6-2020Content resources digitization—Part 6:Model of application$85.00
  19. GB/T 38549-2020Specification for management and maintenance of rural (village) rivers$145.00
  20. GB/T 38550-2020Specification for the operation service of urban utility tunnels$185.00
  21. GB/T 38551-2020Identification of plant varieties—MNP marker method$240.00
  22. GB/T 38552-2020Code of practice for the safe use of mast climbing work platforms$530.00
  23. GB/T 38553-2020Requirements for energy saving management of industrial boiler systems$125.00
  24. GB/T 38554-2020General requirements for simulation service used in cloud manufacturing$235.00
  25. GB/T 38555-2020Information technology—Big data—Core metadata for industrial product$305.00
  26. GB/T 38556-2020Information security technology—Technical specifications for one-time-password cryptographic application$530.00
  27. GB/T 38557.1-2020Systems and software engineering - Interface and data exchange - Part 1:Interface specification for enterprise resource planning system and manufacturing execution system$385.00
  28. GB/T 38558-2020Information security technology - Security test method for office devices$125.00
  29. GB/T 38559-2020Specification of industrial robots force control$185.00
  30. GB/T 38560-2020Interface of universal driver module for industrial robots$145.00
  31. GB/T 38561-2020Information security technology—Technical requirements for cybersecurity management support system$125.00
  32. GB/T 38563-2020General technical requirements for anti-counterfeiting traceability verification based on mobile internet$235.00
  33. GB/T 38564-2020Technical requirements of anti-counterfeiting white paperboard$145.00
  34. GB/T 38565-2020Classifcation and code of emergency supplies$530.00
  35. GB/T 38566-2020Civil-military common resources—Security conversion and anti-counterfeiting specification for information code$235.00
  36. GB/T 38567-2020General specification for data interchange in port logistics operation$145.00
  37. GB/T 38568-2020Determination of growth phenotype for industrialmicrobial strain—Microdroplet turbidity$75.00
  38. GB/T 38569-2020Performance evaluation of industrial microorganism strain—Raman spectroscopy$75.00
  39. GB/T 38570-2020Determination for ingredients of genetically modified plants—Target sequencing methods$540.00
  40. GB/T 38571-2020Determination of alkaloids as plant secondary metabolites—Liquid chromatography-mass spectrometry$175.00
  41. GB/T 38572-2020Edible pea starch$145.00
  42. GB/T 38573-2020Pregelatinized starch$175.00
  43. GB/T 38574-2020General technical requirement for two-dimensional code of food traceability$85.00
  44. GB/T 38575-2021Spectacle frames - Screw threads$135.00
  45. GB/T 38576-2020Collection and processing of human blood biomaterial$240.00
  46. GB/T 38577-2020Determination of the biological activity for plant hormone-related secondary metabolites—Indicator plant method$175.00
  47. GB/T 38578-2020Rapid determination of the allergenic protein from aquatic animals origin - Capillary electrophoresis$115.00
  48. GB/T 38579-2020Determination of photosynthetic bacteria in biologic products$265.00
  49. GB/T 38580-2020Technical specification for mutagenesis breeding of microorganisms$145.00
  50. GB/T 38581-2020Oak mushroom$145.00
  51. GB/T 38582-2020Specifications for assessment of forest ecosystem services$385.00
  52. GB/T 38583-2020Sea cucumber$145.00
  53. GB/T 38584-2020Basic requirement of service for park$145.00
  54. GB/T 38585-2020Technical specification of joint assembling for directly buried insulated pipeline of urban heating$205.00
  55. GB/T 38586-2020Vacuum insulating glass$185.00
  56. GB/T 38587-2020Information requirements of automotive glass identification code$85.00
  57. GB/T 38588-2020In-situ measurements of heat loss of insulating pipes for urban heat-supplying$355.00
  58. GB/T 38589-2020General technical requirements of corrosion-resistant alloy bars, wire rods and wires$165.00
  59. GB/T 38590-2020Technical regulations for continuous forest inventory$570.00
  60. GB/T 38591-2020Standard for seismic resilience assessment of buildings$800.00
  61. GB/T 38592-2020Determination of 4,4'-methylene-bis(2-chloroaniline) in textile dyeing and finishing auxiliaries$115.00
  62. GB/T 38593-2020m-Aminobenzotrifluoride$175.00
  63. GB/T 38594-2020Water supply devices with superimposing pipe pressure$355.00
  64. GB/T 38595-2020Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Mechanical thermostats$355.00
  65. GB/T 38596-2020Determination method of heavy metal contents in the wastewater during catalyst production$85.00
  66. GB/T 38597-2020Technical requirement for low-volatile-organic-compound-content coatings product$145.00
  67. GB/T 38599-2020Safety valves and bursting disc safety devices in combination$145.00
  68. GB/T 38601-2020Power extraction coupling—General technical requirements$145.00
  69. GB/T 38602-2020Test method of catalytic activity for catalytic wet oxidation of organic wastewater$90.00
  70. GB/T 38603-2020Safety and control devices for gas burners and gas-burning appliances—Particular requirements—Electronic controller$535.00
  71. GB/T 38604.1-2020Public information guidance systems—Assessment requirement—Part 1: General$205.00
  72. GB/T 38604.2-2020Public information guidance systems—Assessment requirement—Part 2: Railway passenger station$205.00
  73. GB/T 38604.3-2020Public information guidance systems—Assessment requirement—Part 3: Urban rail transit station$205.00
  74. GB/T 38604.4-2020Public information guidance systems—Assessment requirement—Part 4: Trolley and bus station$205.00
  75. GB/T 38605-2020Emergency guidance systems—Graphical symbols for evacuation and shelter$145.00
  76. GB/T 38606-2020Identification system for internet of things—Data content identifier$355.00
  77. GB/T 38607-2020Office furniture - Tables and desks - Test methods for the determination of stability, strength and durability$240.00
  78. GB/T 38608-2020Method for determination of the volatile organic compounds (VOCs) content in the ink$165.00
  79. GB/T 38609-2020Deep-fat fryers for household use - Methods for measuring the performance$165.00
  80. GB/T 38610-2020Electric clothes washer-dryers for household use - Methods for measuring the performance$165.00
  81. GB/T 38611-2020Office furniture - Office work chairs - Test methods for the determination of stability, strength and durability$420.00
  82. GB/T 38612-2020Test method of artificial leather and synthetic leather—Determination of tensile load and elongation at break$150.00
  83. GB/T 38613-2020Excecution requirements for independent assessment of space project$145.00
  84. GB/T 38614-2020Measuring method for nano positioning and scanning stage based on flexible hinge mechanism and piezo actuator$240.00
  85. GB/T 38615-2020General specification of ultrasonic levelmeter$210.00
  86. GB/T 38616-2020Terminology for nano positioning and scaning stage$210.00
  87. GB/T 38617-2020Industrial-process measurement and control instruments terminology - Level measuring instruments terminology$390.00
  88. GB/T 38618-2020Information technology - Telecommunications and information exchange between systems - Specification for high reliability and low latency wireless network communication protocol$480.00
  89. GB/T 38619-2020Industrial internet of things-Specification of structured description for data acquisition$360.00
  90. GB/T 38620-2020Methods of evaluating the performance of ultrasonic levelmeter$210.00
  91. GB/T 38621-2020Transient thermal test method for light emitting diode modules$210.00
  92. GB/T 38622-2020Containers—General technology specification of 2.45GHz frequency band cargo shipment tag$420.00
  93. GB/T 38624.1-2020Internet of things—Gateway—Part 1: Gateway technology requirements for access of sensing device$360.00
  94. GB/T 38624.2-2021Internet of things—Gateway—Part 2: Technical requirements of gateway accessing the public telecommunication network$225.00
  95. GB/T 38624.3-2024Internet of Things (IoT) - Gateway - Part 3: Test method of gateway accessing the public telecommunication network$465.00
  96. GB/T 38625-2020Information security technology - Security test requirements for cryptographic modules$2,375.00
  97. GB/T 38626-2020Information security technology—Guide to password protection for intelligent connected device$150.00
  98. GB/T 38627-2020Information technology—Real-time positioning—Magnetic positioning data interface$210.00
  99. GB/T 38628-2020Information security technology—Cybersecurity guide for automotive electronics systems$335.00
  100. GB/T 38629-2020Information security technology—Technical specifications for signature verification server$390.00
  101. GB/T 38630-2020Information technology—Real-time positioning—Multi-source fusion positioning data interface$300.00
  102. GB/T 38632-2020Information security technology—Security requirements for application of intelligent audio-video recording device$210.00
  103. GB/T 38633-2020Information technology—Big data—Functional requirements for system operation and management$90.00
  104. GB/T 38634.1-2020Systems and software engineering - Software testing - Part 1: Concepts and definitions$590.00
  105. GB/T 38634.2-2020Systems and software engineering - Software testing - Part 2: Test processes$590.00
  106. GB/T 38634.3-2020Systems and software engineering - Software testing - Part 3: Test documentation$1,475.00
  107. GB/T 38634.4-2020Systems and software engineering - Software testing - Part 4: Test techniques$1,700.00
  108. GB/T 38634.5-2024Systems and software engineering - Software testing - Part 5: Keyword-driven testing$1,175.00
  109. GB/T 38635.1-2020Information security technology - Identity-based cryptographic algorithms SM9 - Part 1: General$515.00
  110. GB/T 38635.2-2020Information security technology—Identity-based cryptographic algorithms SM9—Part 2: Algorithms$515.00
  111. GB/T 38636-2020Information security technology—Transport layer cryptography protocol (TLCP)$485.00
  112. GB/T 38637.1-2020Internet of things—Access of sensing and controlling device—Part 1: General requirements$270.00
  113. GB/T 38637.2-2020Internet of things—Access of sensing and controlling device—Part 2:Data management requirements$210.00
  114. GB/T 38638-2020Information security technology—Trusted computing—Architecture of trusted computing$125.00
  115. GB/T 38639-2020Systems and software engineering—Software combinatorial testing method$455.00
  116. GB/T 38640-2020Digital publishing format for visually impaired people$590.00
  117. GB/T 38641-2020Information technology - Telecommunications and information exchange between systems - Media access control and physical layer specifications for low power wide area network$1,025.00
  118. GB/T 38642-2020Industrial robot life cycle risk assessment methods$530.00
  119. GB/T 38643-2020Information technology—Big data—Functional testing requirements for analytic system$420.00
  120. GB/T 38644-2020Information security technology—Trusted computing—Testing method of trusted connect$360.00
  121. GB/T 38645-2020Information security technology—Guide for cybersecurity incident emergency exercises$650.00
  122. GB/T 38646-2020Information security technology—Technical requirements of mobile signature service$240.00
  123. GB/T 38647.1-2020Information technology - Security techniques - Anonymous digital signatures - Part 1: General$360.00
  124. GB/T 38647.2-2020Information technology - Security techniques - Anonymous digital signatures - Part 2: Mechanisms using a group public key$1,475.00
  125. GB/T 38648-2020Information security technology—Guideline to bluetooth security$240.00
  126. GB/T 38650-2020Safety information markings of piping systems—Design principles and requirements$210.00
  127. GB/T 38651.1-2020Public information signs carrier - Part 1: Technical requirements$235.00
  128. GB/T 38651.2-2020Public information signs carrier - Part 2: Inspection method$145.00
  129. GB/T 38651.3-2020Public information signs carrier—Part 3: Installation requirements$205.00
  130. GB/T 38651.4-2020Public information signs carrier—Part 4: Maintenance requirements$145.00
  131. GB/T 38652-2020E-commerce business terminology$295.00
  132. GB/T 38653-2020Specifications for high pressure feed water heater for conventional island in nuclear power station$475.00
  133. GB/T 38654-2020Public information guidance systems—Guidelines for planning and design$235.00
  134. GB/T 38655-2020Public information guidance systems—Ergonomic guideline for design and setting$235.00
  135. GB/T 38656-2020Communication protocol technical specification of special equipment IoT system$415.00
  136. GB/T 38657-2020Specifications for low pressure feed water heater for conventional island in nuclear power station$475.00
  137. GB/T 38658-2020Guidance for the extension of validity of type tests of AC metal enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV$475.00
  138. GB/T 38659.1-2020Electromagnetic compatibility—Risk assessment—Part 1: Electronic and electrical device$535.00
  139. GB/T 38659.2-2021Electromagnetic compatibility—Risk assessment—Part 2:Electronic and electrical systems$545.00
  140. GB/T 38659.4-2022Electromagnetic compatibility—Risk assessment—Part 4: Risk analysis method for system$360.00
  141. GB/T 38659.5-2025Electromagnetic compatibility — Risk assessment — Part 5: 150 kHz~30 MHz conducted disturbance$300.00
  142. GB/T 38660-2020Identification system for internet of things—Security mechanism for Ecode identification system$135.00
  143. GB/T 38661-2020Technical specifications of battery management system for electric vehicles$375.00
  144. GB/T 38662-2020Identification system for internet of things—Guideline for Ecode identification applications$135.00
  145. GB/T 38662.2-2023Identification system for internet of things — Guideline for Ecode identification applications—Part 2: Electric wires/cables and optical fibres/optical cables$300.00
  146. GB/T 38663-2020Identification system for internet of things—Middleware standard for Ecode identification system$115.00
  147. GB/T 38664.1-2020Information technology—Big data—Government data opening and sharing—Part 1: General principles$165.00
  148. GB/T 38664.2-2020Information technology—Big data—Government data opening and sharing— Part 2:Basic requirement$150.00
  149. GB/T 38664.3-2020Information technology—Big data—Government data opening and sharing— Part 3: Open degree evaluation$165.00
  150. GB/T 38664.4-2022Information technology—Big data—Government data opening and sharing—Part 4: Evaluation for sharing$210.00
  151. GB/T 38665.1-2020Information technology—Gesture interaction system—Part 1: General technical requirements$125.00
  152. GB/T 38665.2-2020Information technology - Gesture interaction system - Part 2: System external interface$275.00
  153. GB/T 38666-2020Information technology—Big data—Industrial application reference architecture$185.00
  154. GB/T 38667-2020Information technology—Big data—Guide for data classification$315.00
  155. GB/T 38668-2020Intelligent manufacturing－Radio frequency identification system—General technical requirements$145.00
  156. GB/T 38669-2020Internet of things—General technical requirements for mine production line intelligent supervisory system$210.00
  157. GB/T 38670-2020Intelligent manufacturing - Radio frequency identification system - Tag data format$185.00
  158. GB/T 38671-2020Information security technology—Technical requirements for remote face recognition system$375.00
  159. GB/T 38672-2020Information technology—Big data—Interface basic requirements$145.00
  160. GB/T 38673-2020Information technology—Big data—Basic requirements for big data systems$185.00
  161. GB/T 38674-2020Information security technology—Guideline on secure coding of application software$2,100.00
  162. GB/T 38675-2020Information technology—General requirements for big data computing systems$125.00
  163. GB/T 38676-2020Information technology—Big data—Functional testing requirements for storage and processing systems$125.00
  164. GB/T 38677-2020Gas analysis—Measurement procedure and result—Technical requirements for calibration$115.00
  165. GB/T 38678-2020General technical requirements for shallow geothermal energy utilization$105.00
  166. GB/T 38679-2020Test method for vehicle running deviation$150.00
  167. GB/T 38680-2020Technical guidelines for central heating system using low grade industrial surplus heat$105.00
  168. GB/T 38681-2020Seamless corrosion resistant alloy pipes and tubes for industrial furnace$145.00
  169. GB/T 38682-2020Corrosion-Resistant Alloy Bars$125.00
  170. GB/T 38683-2020Method of ultrasonic testing for large inclusions in bearing steel$165.00
  171. GB/T 38684-2020Metallic materials - Sheet and strip - Biaxial stress-strain curve by means of bulge test - Optical measuring systems$235.00
  172. GB/T 38685-2020Determination of sulphuric acid mist in tail gas for sulphuric acid industry$105.00
  173. GB/T 38686-2020Test method for flexibility of ultrathin glass—Two point bending method$90.00
  174. GB/T 38687-2020Rubber and plastics machinery—Communicating protocol for auxiliary equipment$500.00
  175. GB/T 38688-2020Corrosion-resistant alloy of hot rolled plates$185.00
  176. GB/T 38689-2020Corrosion-resistant alloy cold-rolled sheets and strips$235.00
  177. GB/T 38690-2020Corrosion-resistant alloy hot-rolled sheets and strips$185.00
  178. GB/T 38691-2020Testing method for specific surface area of petroleum refining catalysts$105.00
  179. GB/T 38692-2020Technical specification for energy online monitoring of energy consumption units$125.00
  180. GB/T 38693-2020Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Thermoelectric flame supervision controls$415.00
  181. GB/T 38694-2020Requirements and test methods of alert for vehicle turnning right$105.00
  182. GB/T 38695-2020Technical specification for ballastless track of urban rail transit$850.00
  183. GB/T 38696.2-2020Eye and face protection - Intense light sources(non-laser)protector - Part 2: Guidance for use$240.00
  184. GB/T 38697-2020Grades and specifications of fresh truffles$105.00
  185. GB/T 38698.1-2020Recycling of traction battery used in electric vehicle - Management specification - Part 1: Packing and transporting$105.00
  186. GB/T 38698.2-2023Recovery of traction battery used in electric vehicle - Management specification - Part 2: Take-back service network$240.00
  187. GB/T 38699-2020Construction and management specification of village public service center$105.00
  188. GB/T 38700-2020Data element of special equipment traceability system$315.00
  189. GB/T 38701-2020Security management systems for the supply chain - Requirements for bodies providing audit and certification of supply chain security management systems$480.00
  190. GB/T 38702-2020Security management systems for the supply chain - Best practices for implementing supply chain security, assessments and plans - Requirements and guidance$415.00
  191. GB/T 38703-2020Requirements for international road transport services of freight forwarders$325.00
  192. GB/T 38704-2020Frame system of timber supporting curtain wall$315.00
  193. GB/T 38705-2020Classification and basic requirements for urban heat supply facilities operation safety information$325.00
  194. GB/T 38706-2020Implementation guidance for energy management systems in ceramics industry$415.00
  195. GB/T 38707-2020Regulation for operation technology of urban rail transit$385.00
  196. GB/T 38708-2020Risk control and prevention of international trade cargo delivery and payment$175.00
  197. GB/T 38709-2020Specification for international freight forwarding railway transport operation$480.00
  198. GB/T 38710-2020Guideline for oil and gas transmission pipeline geographic information system development$315.00
  199. GB/T 38711-2020Test method for reheating shrinkage of ultrathin glass - Laser method$90.00
  200. GB/T 38712-2020Test method for thermal conductivity of ultrathin glass—Heat flow method$105.00
  201. GB/T 38713-2020Medium manganese steel plate for offshore platform structure$125.00
  202. GB/T 38714-2020High thermal conductivity magnesium alloy profiles$100.00
  203. GB/T 38715-2020High strength magnesium alloy bars$125.00
  204. GB/T 38716-2020Primary and secondary school students safety education service specification$325.00
  205. GB/T 38717-2026Terminology of amphibious aircraft$545.00
  206. GB/T 38718-2020Geological evaluating methods for shale oil$145.00
  207. GB/T 38719-2020Metallic materials - Tubes - Determination of the biaxial stress-strain curve$245.00
  208. GB/T 38720-2020Microstructure examination of medium-carbon steel and medium-carbon alloy structural steel after quenching$185.00
  209. GB/T 38721-2020Fireworks—General technical requirements for mechanical mixing equipment of pyrotechnic composition$210.00
  210. GB/T 38722-2020Surface active agents - Determination of interfacial tension - Drawing up liquid films$210.00
  211. GB/T 38723-2020Determination of emission rate of volatile organic compounds from wooden furniture—Concentration history method$165.00
  212. GB/T 38724-2020Furniture harmful substances—Test method for radioactivity$150.00
  213. GB/T 38725.1-2022Spoolable reinforced plastic pipe - Part 1: General$330.00
  214. GB/T 38725.2-2020Spoolable reinforced plastic pipe—Part 2: Fiber reinforced thermoplastic coiled pipe$420.00
  215. GB/T 38725.3-2026Spoolable reinforced plastic pipe — Part 3: Steel reinforced thermoplastic coiled pipe$465.00
  216. GB/T 38726-2020Specifications for information exchange of express items in air transport$355.00
  217. GB/T 38727-2020Biodegradable plastic films and bags for express logistics transportation and delivery$205.00
  218. GB/T 38728-2020Terminology, definition and classification of smart watches$150.00
  219. GB/T 38729-2020Surface active agents - Test methods of technical sodium primary alkylsulphates$150.00
  220. GB/T 38730-2020Determination of water dispersing power of surfactants in dry cleaning solvents$165.00
  221. GB/T 38731-2020Surface active agents - Test methods of technical sodium secondary alkylsulphates$150.00
  222. GB/T 38732-2020Surface active agents - Test methods of technical alkane sulfonates$145.00
  223. GB/T 38733-2020Office furniture - Office chairs - Methods for the determination of dimensions$590.00
  224. GB/T 38734-2020Technical requirements and test methods for household and similar heat pump water heaters with CO2 as refrigerants$225.00
  225. GB/T 38735-2020Collection and processing of human urine biomaterial$150.00
  226. GB/T 38736-2020Ethical requirement of human biobanking$150.00
  227. GB/T 38737-2020Plastics - Determination of the ultimate anaerobic biodegradation of plastic materials in controlled slurry digestion systems - Method by measurement of biogas production$210.00
  228. GB/T 38738-2020Criteria for vector control operating program—Market for farm produce$165.00
  229. GB/T 38739-2020Standards for safety application of public health insecticides—Larvicides$150.00
  230. GB/T 38740-2020Laboratory animal—Method for examination of simian Marburg virus (MARV)$150.00
  231. GB/T 38741-2020Oral care and cleansing products—Determination of chlorhexidine, furacin, diclofenac, chloroxylenol and hexamidine diisethionate in toothpastes—High performance liquid chromatography$210.00
  232. GB/T 38742-2020Bamboo chopping board$210.00
  233. GB/T 38743-2020Vocabulary of waste/old wood and wood-based panels$165.00
  234. GB/T 38744-2020Methods for chemical analysis of synergistic catalysis elements in automotive exhaust catalysis－Determination of cerium, lanthanum, praseodymium, neodymium,barium and zirconium contents－Inductively coupled plasma atomic emission spectrometry$130.00
  235. GB/T 38746-2020Transfer transaction of rural property rights—Specification for transfer transaction service of the management rights to rural land$210.00
  236. GB/T 38747-2020Transfer transaction of rural property rights—Construction and maintenance of information platform$150.00
  237. GB/T 38748-2020Transfer transaction of rural property rights—General rules of service$150.00
  238. GB/T 38749-2020Technical requirements of controlled atmosphere heat treatment$390.00
  239. GB/T 38750.1-2020Reciprocating internal combustion engine energy efficiency evaluating specifications—Part 1:Diesel engines$125.00
  240. GB/T 38750.2-2020Reciprocating internal combustion engine energy efficiency evaluating specifications—Part 2:Gasoline engines$175.00
  241. GB/T 38751-2020General rules of hardness test for heat treated parts$330.00
  242. GB/T 38752-2020Difficult-flammable blockboard$225.00
  243. GB/T 38753-2020Liquefied natural gas$85.00
  244. GB/T 38754-2020Technical requirements for IPTV media delivery system—Streaming media services$255.00
  245. GB/T 38756-2020Safety and control devices for gas burners and gas-burning appliances—Particular requirements—Ignition unit$345.00
  246. GB/T 38757-2020Specifications for facility agricultural microclimate observation—Heliogreenhouse and plastic tunnel$150.00
  247. GB/T 38758-2020Pneumatic fluid power - Rules of non-ferrous metallic cylinder body$150.00
  248. GB/T 38759-2020Machine tools - Work holding chucks - Vocabulary$590.00
  249. GB/T 38760-2020Geometrical product specifications (GPS) - Features utilized in specification and verification$575.00
  250. GB/T 38761-2020Geometrical product specifications (GPS) - Characteristics and conditions - Definitions$590.00
  251. GB/T 38762.1-2020Geometrical product specifications (GPS) - Dimensional tolerancing - Part 1: Linear sizes$530.00
  252. GB/T 38762.2-2020Geometrical product specifications (GPS) - Dimensional tolerancing - Part 2: Dimensions other than linear or angular sizes$300.00
  253. GB/T 38762.3-2020Geometrical product specifications (GPS) - Dimensional tolerancing - Part 3: Angular sizes$300.00
  254. GB/T 38763-2020Permanent magnetic couplings - General technical specifications$420.00
  255. GB/T 38768-2020Highly flexible rubber coupling—Test requirements and methods$150.00
  256. GB/T 38769-2020Metallic materials - Measurement of fracture toughness at impact loading rates using precracked Charpy-type test pieces$385.00
  257. GB/T 38770-2020Spheroidite examination and grading for low and medium carbon steels$205.00
  258. GB/T 38771-2020General specification for microwave switches for space applications$145.00
  259. GB/T 38772-2020Pitch from coal liquefaction$75.00
  260. GB/T 38773-2020Comprehensive evaluation method of useage for prevention and control to stored grain pests$225.00
  261. GB/T 38774-2020Adjustable permanent magnetic drives - General technical specifications$285.00
  262. GB/T 38775.1-2020Electric vehicle wireless power transfer—Part 1:General requirements$420.00
  263. GB/T 38775.10-2025Electric vehicle wireless power transfer - Part 10: Conformance test for communication protocols$650.00
  264. GB/T 38775.2-2020Electric vehicle wireless power transfer—Part 2: Communication protocols between on-board charger and wireless power transfer device$485.00
  265. GB/T 38775.3-2020Electric vehicle wireless power transfer—Part 3: Specific requirements$265.00
  266. GB/T 38775.4-2020Electric vehicle wireless power transfer—Part 4: Limits and test methods of electromagnetic environment$180.00
  267. GB/T 38775.5-2021Electric vehicle wireless power transfer—Part 5: Electromagnetic compatibility requirements and test methods$732.00
  268. GB/T 38775.6-2021Electric vehicle wireless power transfer—Part 6: Interoperability requirements and testing—Gground side$510.00
  269. GB/T 38775.7-2021Electric vehicle wireless power transfer—Part 7:Interoperability requirements and testing—Vehicle side$495.00
  270. GB/T 38775.9-2025Electric vehicle wireless power transfer - Part 9: Communication protocols between the on-board charger and the wireless power transfer device - Application layer and data link layer$950.00
  271. GB/T 38776-2020Classification and codes for electronic commerce software component$150.00
  272. GB/T 38777-2020Technical requirements and methods of measurement for digital terrestrial television external receiving module$300.00
  273. GB/T 38778-2020Special school bus series pedigree$150.00
  274. GB/T 38779-2020Technical specification for road traffic safety of the tram$480.00
  275. GB/T 38780-2020Bamboo mat$210.00
  276. GB/T 38781-2020Machinery for forestry - General safety requirements$300.00
  277. GB/T 38782-2020Shore connection for liquid cargo vessel$210.00
  278. GB/T 38783-2020Method of coating thickness determination for precious metal composites by scanning electron microscope$150.00
  279. GB/T 38784-2020Suspended floor, stairs, trail and plank road glass$225.00
  280. GB/T 38785-2020General technical requirements of thin-film photovoltaic module recycling and reusing for use in building$90.00
  281. GB/T 38786-2020Testing method for cleanliness of magnesium and magnesium alloy ingots$150.00
  282. GB/T 38787-2020Plastics - Methods for the preparation of samples for biodegradation testing of plastic materials$330.00
  283. GB/T 38788-2020Technical specification for establishment of porcine pluripotent stem cells$150.00
  284. GB/T 38789-2020Oral care and cleansing products—Determination of 10 elements in toothpaste—Inductively coupled plasma mass spectrometry$165.00
  285. GB/T 38790.1-2020Efficacy evaluation of bioactive peptides—Part 1:General principles$75.00
  286. GB/T 38791-2020Oral care and cleansing products - Determination of boric acid and borates in toothpastes - Inductively coupled plasma atomic emission spectrometry$150.00
  287. GB/T 38792-2020Technical specification for cytological evaluation of protein allergenicity$105.00
  288. GB/T 38793-2020Technical specification of efficacy evaluation for degradation of heterocyclic pesticides by biological products$75.00
  289. GB/T 38794-2020Chemical safety in furniture—Determination of formaldehyde emission$240.00
  290. GB/T 38795-2020Performance requirements of side airbag and curtain airbag module$225.00
  291. GB/T 38796-2020Performance requirements and test methods of automobile blow-out emergency safety device$90.00
  292. GB/T 38797-2020Test method for security of broadband customer network equipment based on public telecommunication network—Broadband customer gateway$240.00
  293. GB/T 38798-2020Technical requirements for security of integrated broadband access network$165.00
  294. GB/T 38799-2020Technical requirement for security of broadband customer network equipment based on public telecommunication network—Broadband customer gateway$150.00
  295. GB/T 38800-2020General technical requirements for modular isolation units for emergency medical use$165.00
  296. GB/T 38801-2020Technical requirements for content distribution network—Interconnection use cases$120.00
  297. GB/T 38802-2020Management specification for water-saving of swimming places$70.00
  298. GB/T 38803-2020Specification for failure analysis of steel wire ropes$120.00
  299. GB/T 38804-2020Test method for oxidation of metallic materials exposed in high-temperature steam$145.00
  300. GB/T 38805-2020Technical requirements of heat treatment for heavy duty gears$255.00
  301. GB/T 38806-2020Metallic materials—Sheet and strip—Test method for bending and folding properties$155.00
  302. GB/T 38807-2020General specification for super austenitic stainless steels$165.00
  303. GB/T 38808-2020Waves webs section steel for building structures$285.00
  304. GB/T 38809-2020General specification for low alloy ultra-high strength steels$205.00
  305. GB/T 38810-2020Seamless stainless steel pipes for liquefied natural gas$140.00
  306. GB/T 38811-2020Metallic materials - Residual stress - Method of sound beam control$125.00
  307. GB/T 38812.1-2020Direct reduced iron—Determination of iron(II) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride$85.00
  308. GB/T 38812.2-2020Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride$85.00
  309. GB/T 38812.3-2020Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method$240.00
  310. GB/T 38812.4-2022Direct reduced iron - Determination of metallic iron - Bromine-methanol titrimetric method$195.00
  311. GB/T 38813-2020General requirements for hot-rolled pickled steel sheet and strip$85.00
  312. GB/T 38814-2020Steel wire ropes slings - Fatigue testing method$165.00
  313. GB/T 38815-2020Superalloy powders atomized by plasma rotating electrode process$150.00
  314. GB/T 38816-2020Agate - Beihong agate - Testing$120.00
  315. GB/T 38817-2020Steel for high heat input welding$240.00
  316. GB/T 38818-2020Steel wire ropes for hanger of suspension bridge$320.00
  317. GB/T 38819-2020Technical requirements and assessment of green heat treatment$330.00
  318. GB/T 38820-2020Irradiation-resistant and heat-resistant steels$185.00
  319. GB/T 38821-2020Hetian jade - Testing and classification$135.00
  320. GB/T 38822-2020Metallic materials - Creep-fatigue test method$220.00
  321. GB/T 38823-2020Silicon-carbon$240.00
  322. GB/T 38824-2020Soft carbon$105.00
  323. GB/T 38825-2020Requirements of riveting connection in civil aircraft of composite parts$225.00
  324. GB/T 38826-2020Technical requirements for IPTV media delivery system—General requirements$240.00
  325. GB/T 38827-2020Technical requirements for IPTV media delivery system - Functional architecture$315.00
  326. GB/T 38828-2020Technical requirements for IPTV media delivery system—Use cases and requirements$120.00
  327. GB/T 38829-2020Technical requirements for IPTV media delivery system—Content access$255.00
  328. GB/T 38830-2020Technical requirements for IPTV media delivery system—Global load balance subsystem$240.00
  329. GB/T 38831-2020Technical requirements for IPTV media delivery system—Media distribution and storage subsystem$500.00
  330. GB/T 38832-2020Technical requirements of broadband customer networking based on public telecommunication network—High-speed visible light communications under lighting constrains$530.00
  331. GB/T 38833-2020240V/336V DC power system technical requirements and test methods for information and telecommunication$255.00
  332. GB/T 38834.1-2020Robotics - Performance criteria and related test methods for service robots - Part 1: Locomotion for wheeled robots$240.00
  333. GB/T 38834.2-2023Robotics - Performance criteria and related test methods for service robots - Part 2: Navigation$240.00
  334. GB/T 38835-2020Industrial robot—Life cycle impact on environment evaluation method$285.00
  335. GB/T 38836-2020Technical specification for construction of rural household latrine with three-compartment septic tank$225.00
  336. GB/T 38837-2020Specification for operation and maintenance of rural household latrine with three-compartment septic tank$165.00
  337. GB/T 38838-2020Technical specification for construction of rural household latrine connected to a sewer system$165.00
  338. GB/T 38839-2020General technical requirements of flexible control for industrial robots$165.00
  339. GB/T 38840-2020Digital technique application of building and residence community—Primary data element$5,180.00
  340. GB/T 38841-2020Mechanical properties measurement - Room temperature tensile test of reacted Nb3Sn composite superconductors$480.00
  341. GB/T 38842-2020Categories and test methods of practical superconducting wires - General characteristics and guidance$240.00
  342. GB/T 38843-2020Data description of smart instrumentation—Actuators$1,055.00
  343. GB/T 38844-2020Smart factory—General specification for time synchronization, time management and test in industry automation system$270.00
  344. GB/T 38845-2020Data description of smart instrumentation—Positioners$3,560.00
  345. GB/T 38846-2020Smart factory—Industrial automation systems engineering role class libraries$515.00
  346. GB/T 38847-2020Intelligent factory—Technical requirements for industrial control abnormal monitoring instrument$240.00
  347. GB/T 38848-2020Intelligent factory—Technical requirements of process industry energy management system$240.00
  348. GB/T 38849-2020Green mall$135.00
  349. GB/T 38851-2020Information technology—Identification cards—General technical requirements for integrated fingerprint identification card$195.00
  350. GB/T 38852.1-2020Industrial-process measurement, control and automation--Evaluation of system properties for the purpose of system assessment - Part 1: Terminology and basic concepts$480.00
  351. GB/T 38852.2-2020Industrial-process measurement, control and automation--Evaluation of system properties for the purpose of system assessment - Part 2: Assessment methodology$420.00
  352. GB/T 38853-2020Performance requirements of monitoring and measuring systems used for data collection and analysis$240.00
  353. GB/T 38854-2020Smart factory—Transfer protocol of production process control data$300.00
  354. GB/T 38856-2020Online training for leadership—General requirements for business management$210.00
  355. GB/T 38857-2020Online training for leadership—Course information model$255.00
  356. GB/T 38858-2020Online training for leadership— Requirements for platform data$330.00
  357. GB/T 38859-2020Online training for leadership—Course evaluation indicators$210.00
  358. GB/T 38860-2020Online training for leadership—Technical requirements for learner portfolio$255.00
  359. GB/T 38861-2020Online training for leadership—Course production processes$150.00
  360. GB/T 38862-2020Online training for leadership—Course audit$150.00
  361. GB/T 38863-2020Online training for leadership—Technical requirements for platform data interface$545.00
  362. GB/T 38864-2020Online training for leadership—General requirements for the co-construction and sharing of courses$150.00
  363. GB/T 38865-2020Online training for leadership—Theme-based training project specification$270.00
  364. GB/T 38866-2020Dichlorosilane for electronic industry$210.00
  365. GB/T 38867-2020Silicon tetrachloride for electronic industry$195.00
  366. GB/T 38868-2020Industrial control network general technical requirements—Wired networks$270.00
  367. GB/T 38869-2020OPC UA-based interconnected network architecture in digital plant$480.00
  368. GB/T 38870-2020General specifications of slicing robots system$150.00
  369. GB/T 38871-2020General specifications of mobile manipulator hybrid robots for industrial environment$240.00
  370. GB/T 38872-2020Communication architecture of industrial robot and production environment$150.00
  371. GB/T 38873-2020General specifications of sorting robots$210.00
  372. GB/T 38874.1-2020Tractors and machinery for agriculture and forestry - Safety-related parts of control systems - Part 1: General principles for design and development$360.00
  373. GB/T 38874.2-2020Tractors and machinery for agriculture and forestry - Safety-related parts of control systems - Part 2: Concept phase$575.00
  374. GB/T 38874.3-2020Tractors and machinery for agriculture and forestry - Safety-related parts of control systems - Part 3: Series development, hardware and software$530.00
  375. GB/T 38874.4-2020Tractors and machinery for agriculture and forestry - Safety-related parts of control systems - Part 4: Production, operation, modification and supporting processes$300.00
  376. GB/T 38875-2020Reduced activation martensitic steel plates with heat-resistance and corrosion-resistance for nuclear facilities$150.00
  377. GB/T 38876-2020Test method for access network equipment—10Gbit/s ethernet passive optical network (10G EPON)$680.00
  378. GB/T 38877-2020Insulating coatings for the electrical steel strip (sheet)$90.00
  379. GB/T 38878-2020System tests for the projects of high-voltage direct current (HVDC) transmission power using voltage sourced converters (VSC)$240.00
  380. GB/T 38879-2020Particles - Size analysis - Colour image analysis methods$245.00
  381. GB/T 38880-2020Technical specification for children's masks$115.00
  382. GB/T 38881-2020Non-destructive testing—Cloud-testing—General principles$125.00
  383. GB/T 38882-2020Non-destructive testing—Testing method for wall-thickness loss of ferromagnetic tubes using magnetic flux leakage$210.00
  384. GB/T 38883-2020Non-destructive testing—Active thermographic testing method$210.00
  385. GB/T 38884-2020High temperature stainless steels for bearing$150.00
  386. GB/T 38885-2020General specification for ultra-high cleanliness of high carbon chromium bearing steel$165.00
  387. GB/T 38886-2020High temperature bearing steel$155.00
  388. GB/T 38887-2020Spherical graphite$185.00
  389. GB/T 38888-2020Performance and calibration methods for data acquisition software$500.00
  390. GB/T 38889-2020Antennas and reception systems for radio interference - Antenna measurement - Vehicle antennas and system$325.00
  391. GB/T 38890-2020General specifications for 3-degree of freedom parallel robots$225.00
  392. GB/T 38891-2020Test method of magnetic separation$180.00
  393. GB/T 38892-2020On-board driving video recording system$345.00
  394. GB/T 38893-2020Industrial trucks - Safety monitoring systems$135.00
  395. GB/T 38894-2020Non-destructive testing—Electrochemical testing—General principles$150.00
  396. GB/T 38895-2020Non-destructive testing—Guidelines for electromagnetic acoustic transducers (EMATs)$285.00
  397. GB/T 38896-2020Non-destructive testing—Integrated non-destructive testing—General principles$90.00
  398. GB/T 38897-2020Non-destructive testing—Measurement method for material elastic modulus and Poisson's ratio using ultrasoinc velocity$255.00
  399. GB/T 38898-2020Non-destructive testing - Testing method for measuring coating bond strength$150.00
  400. GB/T 38899-2020Implementation guidance for energy management system in chemical industry$375.00
  401. GB/T 38901-2020Fiber reinforced concrete shield segments$450.00
  402. GB/T 38902-2020Determination of hollow fiber membrane cross-section dimensions—Image analysis method$180.00
  403. GB/T 38903-2020Technical guideline for material flow analysis of industrial parks$180.00
  404. GB/T 38904-2020Methods for elemental analysis of ceramic liquid pigments$120.00
  405. GB/T 38905-2020Type designation for civil unmanned aircraft system$85.00
  406. GB/T 38906-2020Low impact development stormwater management and harvest—Facility classification$150.00
  407. GB/T 38907-2020Water saving enterprises—Polysilicon industry$90.00
  408. GB/T 38908-2020Test methods of chlorine resistance performance of household reverse osmosis and nanofiltration membrane elements$195.00
  409. GB/T 38909-2020Electromagnetic compatibility requirements and test methods for civil small and light unmanned aircraft system$210.00
  410. GB/T 38910-2020Sanitary wares—Test method of the marking$70.00
  411. GB/T 38911-2020General requirements for flight control systems of civil small and light unmanned helicopter$225.00
  412. GB/T 38912-2020Test method for closed-end burst of zirconium tubes at room temperature$85.00
  413. GB/T 38913-2020Test method for the hydride orientation factor of nuclear grade zirconium and zirconium alloys$100.00
  414. GB/T 38914-2020Evaluation method for lifetime of proton exchange membrane fuel cell stack in vehicle application$125.00
  415. GB/T 38915-2020High temperature titanium alloy forgings for aerospace$135.00
  416. GB/T 38916-2020High temperature titanium alloy plate and sheet for aerospace$135.00
  417. GB/T 38917-2020High temperature titanium alloy bars for aerospace$135.00
  418. GB/T 38918-2020Civil airplane landing gear structure design and simulation$210.00
  419. GB/T 38919-2020General technical requirements for porous media burners$180.00
  420. GB/T 38920-2020Coding requirements for dispatch unit of hazardous waste$375.00
  421. GB/T 38921-2020Specification for steam turbine safety protection systems in thermal power plants$215.00
  422. GB/T 38922-2020General specification for 35kV and below voltage standardized protection equipment$515.00
  423. GB/T 38923-2020Classification and code of textile waste$150.00
  424. GB/T 38924.1-2020Environmental test methods for civil small and light unmanned aircraft system—Part 1: General principles$150.00
  425. GB/T 38924.10-2020Environmental test methods for civil small and light unmanned aircraft system - Part 10: Sand and dust test$150.00
  426. GB/T 38924.11-2023Environmental test methods for civil small and light unmanned aircraft system—Part 11: Fungus test$240.00
  427. GB/T 38924.2-2020Environmental test methods for civil small and light unmanned aircraft system—Part 2: Low-temperature test$120.00
  428. GB/T 38924.3-2020Environmental test methods for civil small and light unmanned aircraft system—Part 3: High-temperature test$105.00
  429. GB/T 38924.4-2020Environmental test methods for civil small and light unmanned aircraft system—Part 4: Temperature and altitude test$150.00
  430. GB/T 38924.5-2020Environmental test methods for civil small and light unmanned aircraft system—Part 5: Shock test$150.00
  431. GB/T 38924.6-2020Environmental test methods for civil small and light unmanned aircraft system—Part 6: Vibration test$195.00
  432. GB/T 38924.7-2020Environmental test methods for civil small and light unmanned aircraft system - Part 7: Humidity test$90.00
  433. GB/T 38924.8-2020Environmental test methods for civil small and light unmanned aircraft system - Part 8: Salt spray test$180.00
  434. GB/T 38924.9-2020Environmental test methods for civil small and light unmanned aircraft system—Part 9: Waterproofness test$105.00
  435. GB/T 38925-2020Sorting quality requirement for waste composite package$70.00
  436. GB/T 38926-2020Technical specification for collection of textile waste$90.00
  437. GB/T 38927-2020Technical specification for producing methanol from coke-oven gas$135.00
  438. GB/T 38928-2020Manufacturing data definition of civil aircraft composite part design model$135.00
  439. GB/T 38929-2020General requirements of mirror milling process for civil aircraft skin parts$240.00
  440. GB/T 38930-2020Requirements and test methods of the capability of wind resistance for civil small and light unmanned aircraft system$195.00
  441. GB/T 38931-2020General requirements for safety of civil small and light unmanned aircraft system$150.00
  442. GB/T 38932-2020Aircraft environment control system terminology$530.00
  443. GB/T 38933-2020Cold rolled steel sheet for automobile—Test method of phosphate conversion coatings$105.00
  444. GB/T 38934-2020Public telecommunication network enhancement—Technical requirements in support of intelligent environmental warning application$255.00
  445. GB/T 38935-2020On-orbit radiometric characteristics assessment for optical imaging remote sensor—VIS-SWIR$240.00
  446. GB/T 38936-2020High temperature carburizing steel for bearing$125.00
  447. GB/T 38937-2020Steel for the reinforcement of concrete vocabulary$420.00
  448. GB/T 38938-2020High strength and low expansion alloy$155.00
  449. GB/T 38939-2020Nickel-based alloy—Determination of multi-element contents—Spark discharge atomic emission spectrometric method(routine method)$255.00
  450. GB/T 38940-2020Precision expansion alloys for sealing to silicon and silicon components$105.00
  451. GB/T 38941-2020Superalloy rods for powders atomized by plasma rotating electrode process$90.00
  452. GB/T 38942-2020Pressure piping code - Utility piping$800.00
  453. GB/T 38943.1-2020Earth-moving machinery--Electrical safety of machines utilizing electric drives and related components and systems - Part 1: General requirements$740.00
  454. GB/T 38943.2-2020Earth-moving machinery--Electrical safety of machines utilizing electric drives and related components and systems - Part 2: Particular requirements for externally-powered machines$270.00
  455. GB/T 38943.3-2020Earth-moving machinery--Electrical safety of machines utilizing electric drives and related components and systems - Part 3: Particular requirements for self-powered machines$255.00
  456. GB/T 38944-2020Non-destructive testing - Testing method of small-angle neutron scattering$245.00
  457. GB/T 38946-2020Specification of centralized operation and maintenance for distributed photovoltaic power system$345.00
  458. GB/T 38947-2020Magnetic flux density test method for magnetic separators$180.00
  459. GB/T 38948-2020Evaluation method for the cracking resistance of asphalt mixture at low temperature$90.00
  460. GB/T 38949-2020Determination of pore size for porous membranes - Standard particle method$150.00
  461. GB/T 38950-2020Cooling summer grades$150.00
  462. GB/T 38951-2020S-VISSR data receiving system of geostationary meteorological satellites$210.00
  463. GB/T 38952-2020Non-destructive testing--Testing method for measuring residual stress using bulk wave$195.00
  464. GB/T 38953-2020Technical requirements for relay protection of microgrid$105.00
  465. GB/T 38954-2020Hydrogen fuel cell power system for unmanned aerial vehicles$225.00
  466. GB/T 38955-2020Carbon contact strips for urban rail transit vehicles$150.00
  467. GB/T 38956-2020Normalization evaluation guide of administrative license items$150.00
  468. GB/T 38957-2020Technical specification for effect evaluation of tropical cyclone on offshore wind power project$210.00
  469. GB/T 38958-2020Wrought aluminum alloy precision forging—Technological specification$150.00
  470. GB/T 38959-2020Power spinning of high-strength steel - Technological specification$195.00
  471. GB/T 38960-2020Cryogenic-resistant controlled expansion alloys$135.00
  472. GB/T 38961-2020Personal health information code-Reference model$165.00
  473. GB/T 38962-2020Personal health information code-Data format$305.00
  474. GB/T 38963-2020Personal health information code-Application interface$300.00
  475. GB/T 38964-2020Isothermal forging for titanium-alloy - Technological specification$150.00
  476. GB/T 38965-2020Disc coupling—Test requirement$150.00
  477. GB/T 38966-2020Assessment requirements for water stewardship$180.00
  478. GB/T 38967-2020Categories of typical structural elements for civil aircraft sheet metal parts$255.00
  479. GB/T 38968-2020Guidelines for circular economy practical technologies in copper smelting industry$150.00
  480. GB/T 38969-2020Guide on technology for power system$165.00
  481. GB/T 38970-2020Molybdenum and molybdenum alloy powder for addictive manufacturing$105.00
  482. GB/T 38971-2020Spherical Co-Cr alloy powder for additive manufacturing$105.00
  483. GB/T 38972-2020TiB2 particulate reinforced aluminum alloy powder for additive manufacturing$150.00
  484. GB/T 38973-2020Titanium and titanium alloy bars for additive manufactural powder$150.00
  485. GB/T 38974-2020Niobium and niobium alloy powder for additive manufacturing$105.00
  486. GB/T 38975-2020Tantalum and tantalum alloy powder for additive manufacturing$105.00
  487. GB/T 38976-2020Test method for the oxygen concentration in silicon materials—Inert gas fusion infrared detection method$90.00
  488. GB/T 38977-2020Nanometer grain cemented carbide rod$105.00
  489. GB/T 38978-2020Refractory products—Determination of stress-strain (three-point bending method)$150.00
  490. GB/T 38979-2020Sanitary wares—Test method for flushing noise of toilet$210.00
  491. GB/T 38980-2020Test method for artificial defect sizes of zirconium tube flaw detection comparison samples$90.00
  492. GB/T 38981-2020Sintered-metal injection-moulded materials--Specifications$210.00
  493. GB/T 38982-2020Method of measuring shape and dimension for wrought titanium and titanium alloy products$210.00
  494. GB/T 38983.1-2020Virtual synchronous machine—Part 1: General$150.00
  495. GB/T 38983.2-2026Virtual synchronous machines — Part 2: Energy storage virtual synchronous machines for power systems$545.00
  496. GB/T 38984.1-2020Generic specification of information on products by properties - Part 1: Principles and methods$420.00
  497. GB/T 38985-2020The character requirements for ceramic liquid pigments$165.00
  498. GB/T 38986-2020Methods of descaling and cleaning for zirconium and zirconium alloy surfaces$85.00
  499. GB/T 38987-2020Cemented carbide rods with helical coolant holes$255.00
  500. GB/T 38988-2020Damage-tolerant grade titanium alloy plate$135.00
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