Search GB/T

500 GB/T standards in English, from GB/T 33981-2017 to GB/T 34430.4-2024, in code order.

  1. GB/T 33981-2017Standard practice for the measurement of sound pressure levels on high-voltage alternating current circuit-breakers$205.00
  2. GB/T 33982-2017Technical specification for grid connection protection of distributed resources$145.00
  3. GB/T 33983.1-2017Direct methanol fuel cell system—Part 1: Safty$265.00
  4. GB/T 33983.2-2017Direct methanol fuel cell system—Part 2: Performance test method$125.00
  5. GB/T 33984-2017Motor soft-start device—Terminology$135.00
  6. GB/T 33985-2017Guide on inclusion of safety aspects in electrotechnical product standards—Involving risk assessment aspects$205.00
  7. GB/T 33986-2017Information description of product for electronic commerce transaction—Plastic product in contact with foodstuff$415.00
  8. GB/T 33987-2017Technical specifications of S/X/Ka tri-band ground receiving system for LEO remote sensing satellite$285.00
  9. GB/T 33988-2017Visible and shortwave infrared spectral reflectance measurement of urban surface features$205.00
  10. GB/T 33989-2017Information description of product for electronic commerce transaction -- Tourism service$535.00
  11. GB/T 33990-2017Inspection and acceptance for lunar digital map quality$295.00
  12. GB/T 33991-2017Data dictionary for lunar information essentials$355.00
  13. GB/T 33992-2017Specification for quality information of electronic commerce product$355.00
  14. GB/T 33994-2026Information and documentation - WARC file format$495.00
  15. GB/T 33995-2017Information description of product for electronic commerce transaction -- Household products$590.00
  16. GB/T 33996-2017Hierarchy and nomenclature of lunar exploration data products$145.00
  17. GB/T 33997-2017Specification for the format of lunar and planetary data products$245.00
  18. GB/T 33998-2017Lunar information metadata$570.00
  19. GB/T 33999-2017Limits and determination of lead, cadmium, mercury, arsenic and hexavalent chromium in glass fiber$115.00
  20. GB/T 34000-2016China shipbuilding quality standard$475.00
  21. GB/T 34001-2016China ship repairing quality standard$665.00
  22. GB/T 34002-2017Microbeam analysis -- Analytical transmission electron microscopy -- Methods for calibrating image magnification by using reference materials having periodic structures$535.00
  23. GB/T 34003-2017Detection method of impurity elements in boron nitride$145.00
  24. GB/T 34004-2017Domestic and small-scale catering kitchen combustible gas alarms and sensors$570.00
  25. GB/T 34005-2017Determination of water vapour transmission properties of preformed pipe insulation$205.00
  26. GB/T 34006-2017Cardanol modified phenolic resin for composite material$145.00
  27. GB/T 34007-2017Road vehicles—Brake lining friction materials—Drag test method for friction performance$125.00
  28. GB/T 34008-2017Radiation shielding concrete$295.00
  29. GB/T 34009-2017Thermal insulation products—Evaluation of conformity for performance of products$205.00
  30. GB/T 34010-2026Determination of air permeability of buildings - Fan pressurization method$390.00
  31. GB/T 34011-2017Thermal insulation products for building applications -- Determination of the pull-off resistance of external thermal insulation composite systems (ETICS) (foam block test)$145.00
  32. GB/T 34012-2017Air cleaners for ventilation systems$135.00
  33. GB/T 34013-2017Dimension of traction battery for electric vehicles$321.00
  34. GB/T 34013-2026Dimension of traction battery for electric vehicles$255.00
  35. GB/T 34014-2017/XG1-2026Coding regulation for automotive traction battery (including National Amendment No. 1 of 2026)$195.00
  36. GB/T 34014-2017Coding regulation for automotive traction batteries$45.00
  37. GB/T 34015-2017Recycling of traction battery used in electric vehicle—Test of residual capacity$105.00
  38. GB/T 34015.2-2020Recycling of traction battery used in electric vehicle—Echelon use—Part2: Removing requirements$95.00
  39. GB/T 34015.3-2021Recovery of traction battery used in electric vehicle—Echelon use—Part 3: Echelon using requirement$85.00
  40. GB/T 34015.4-2021Recovery of traction battery used in electric vehicle—Echelon use—Part 4: Labels for echelon used battery products$150.00
  41. GB/T 34015.5-2025Recovery of traction battery used in electric vehicle - Echelon use - Part 5: Battery design guide for echelon use$240.00
  42. GB/T 34016-2017Generality of rat and termite proof wires and cables$125.00
  43. GB/T 34017-2017Compound heating radiators$195.00
  44. GB/T 34018-2017Non-destructive testing—Test method for scanning ultrasonic microscopy$105.00
  45. GB/T 34019-2017Ultra-high pressure vessels$1,100.00
  46. GB/T 34020.1-2017Double wall copper-brazed steel tubes—Part 1:Tubing system for refrigerator$205.00
  47. GB/T 34020.2-2017Double wall copper-brazed steel tubes—Part 2:Tubing system for automobiles$245.00
  48. GB/T 34020.3-2017Double wall copper-brazed steel tubes—Part 3: Tubing system for air conditioner and refrigeration$235.00
  49. GB/T 34021-2017Small amusement device—Rocking equipment and seesaw$415.00
  50. GB/T 34022-2017Small-scale play facilities—Three-dimensional climbing net$195.00
  51. GB/T 34023-2017Code of practice for the safety use of builders' hoists$510.00
  52. GB/T 34024-2017Risk assessment methodology for passenger aerial ropeways$295.00
  53. GB/T 34025-2017Pinion type progressive safety device for builders hoist$205.00
  54. GB/T 34026-2017General technical conditions for tensioning device of passenger ropeway$205.00
  55. GB/T 34027-2017Universal joint shaft for main drive of hot continuous rolling mill$535.00
  56. GB/T 34028-2017Valve stem reciprocating seals of engine and performance test method$145.00
  57. GB/T 34029-2017Boiler furnace maintenance elevating platform$205.00
  58. GB/T 34030-2017Ships and marine technology -- Standard specification for thermosetting resin fibreglass pipe and fittings to be used for marine applications$445.00
  59. GB/T 34031-2017Ignition-protection test for marine products$145.00
  60. GB/T 34032-2017Ships and marine technology -- Gasketed mechanical couplings and its fittings for use in piping systems -- Performance specification$235.00
  61. GB/T 34033.1-2017Ships and marine technology -- Risk assessment on anti-fouling systems on ships -- Part 1: Marine environmental risk assessment method of biocidally active substances used for anti-fouling systems on ships$530.00
  62. GB/T 34033.2-2017Ships and marine technology -- Risk assessment on anti-fouling systems on ships -- Part 2: Marine environmental risk assessment method for anti-fouling systems on ships using biocidally active substances$195.00
  63. GB/T 34033.3-2023Ships and marine technology - Risk assessment on anti-fouling systems on ships - Part 3: Human health risk assessment method of biocidally active substances used in anti-fouling paints on ships during the application and removal processes$515.00
  64. GB/T 34034-2017Requirements of optical radiation safety for LED general lighting service$205.00
  65. GB/T 34035-2017Field test methods for thermocouples$145.00
  66. GB/T 34036-2017Intelligent recorder—General technical requirements$315.00
  67. GB/T 34037-2017Specification of differential pressure transmitter for internet of things$265.00
  68. GB/T 34038-2017General technical specifications for palletizing robot$235.00
  69. GB/T 34039-2017Technical specification for remote terminal unit (RTU)$530.00
  70. GB/T 34040-2017Industrial communication networks -- Functional safety fieldbus profiles -- General rules and profile definitions$770.00
  71. GB/T 34041.1-2017Measurement of fluid flow in closed conduits -- Ultrasonic meters for gas -- Part 1: Meters for custody transfer and allocation measurement$1,070.00
  72. GB/T 34041.2-2017Measurement of fluid flow in closed conduits -- Ultrasonic meters for gas -- Part 2: Meters for industrial applications$535.00
  73. GB/T 34042-2017General specification for on-line analyzer systems$590.00
  74. GB/T 34043-2017Smart home for internet of things—Graphic symbols$530.00
  75. GB/T 34044.1-2019Automation systems and integration -- Key performance indicators (KPIs) for manufacturing operations management -- Part 1: Overview, concepts and terminology$235.00
  76. GB/T 34044.2-2017[Including 2021XG1] Automation systems and integration -- Key performance indicators (KPIs) for manufacturing operations management -- Part 2: Definitions and descriptions$800.00
  77. GB/T 34045-2017Classification of service resources for service platform of manufacturing informatization$205.00
  78. GB/T 34046-2017Reference architecture for service platform of manufacturing informatization$145.00
  79. GB/T 34047-2017Reference architecture of information integration middleware platform for internet of things in manufacturing processes$295.00
  80. GB/T 34048-2017Ultraviolet radiometer$295.00
  81. GB/T 34049-2017Intelligent flow instruments—General technical requirements$355.00
  82. GB/T 34050-2017Intelligent temperature measuring instruments—General technical requirements$355.00
  83. GB/T 34051-2026Evaluation guidelines for the public reputation index of e-commerce commodities$150.00
  84. GB/T 34052.1-2017Statistical data and metadata exchange—Part 1: Framework$235.00
  85. GB/T 34053.1-2017Specifications of quality inspection for printed paper products—Part 1: Terms$205.00
  86. GB/T 34053.2-2017Specifications of quality inspection for printed paper products—Part 2: Sampling and judging rules$85.00
  87. GB/T 34053.3-2017Specifications of quality inspection for printed paper products - Part 3: Books and periodicals$145.00
  88. GB/T 34053.4-2017Specifications of quality inspection for printed paper products—Part 4: Primary and secondary school textbooks$145.00
  89. GB/T 34053.5-2017Specifications of quality inspection for printed paper products - Part 5: Newspaper$145.00
  90. GB/T 34053.6-2017Specifications of quality inspection for printed paper products—Part 6: Folding carton$145.00
  91. GB/T 34054-2017Specifications for lunar image plan making$145.00
  92. GB/T 34055-2017Production specifications of lunar digital elevation model$175.00
  93. GB/T 34056-2017E-commerce credit—Index system for online retailing trustworthiness evaluation$205.00
  94. GB/T 34057-2017E-commerce credit—Basic trustworthy requirements for online retailing—Consumer products retailing$145.00
  95. GB/T 34058-2017E-commerce credit—Seller credit evaluation index in B2B network transactions$115.00
  96. GB/T 34059-2017Nanotechnology - Nano-biological effects of nanomaterials - NMR-based metabolomics$295.00
  97. GB/T 34060-2017Steam heat calculation method$950.00
  98. GB/T 34061.1-2017Knowledge management system—Part 1: Guidelines$205.00
  99. GB/T 34061.2-2017Knowledge management system—Part 2: Research and development$205.00
  100. GB/T 34062-2017Technical requirement of anti-counterfeiting traceability code$445.00
  101. GB/T 34063-2017Ergonomics design guide for urban public transport facilities$195.00
  102. GB/T 34064-2017Common automation device -- Profile guideline$720.00
  103. GB/T 34065-2017Safety requirements for analyzers$145.00
  104. GB/T 34067.1-2017In-home display terminal for smart-utilization power—Part 1: General technical requirements$225.00
  105. GB/T 34067.2-2019In-home display terminal for smart-utilization power—Part 2: Data exchange$105.00
  106. GB/T 34068-2017General technology of internet of things—Specification of intelligent sensor interface$265.00
  107. GB/T 34069-2017General technology of internet of things—Characteristic and classification of intelligent sensor$235.00
  108. GB/T 34070-2017Standard of electrical measuring transmitters for internet of things$205.00
  109. GB/T 34071-2017General technology for internet of things—Reliability design method and review for intelligent sensor$365.00
  110. GB/T 34072-2017Specification of temperature transmitter for internet of things$235.00
  111. GB/T 34073-2017Specification of pressure transmitter for internet of things$295.00
  112. GB/T 34074-2017Digital still cameras -- Noise measurements$415.00
  113. GB/T 34075-2017Measuring methods of optical radiation safety for LED general lighting service$235.00
  114. GB/T 34076-2017Interoperation guide for field device tool (FDT) /device type manager (DTM) and electronic device description language (EDDL)$385.00
  115. GB/T 34077.1-2017Management specification of electronic government common platform based on cloud computing—Part 1: Evaluation specification for service quality$650.00
  116. GB/T 34077.2-2021Management specification of electronic government common platform based on cloud computing—Part 2: Services metrics and valuation$335.00
  117. GB/T 34077.3-2021Management specification of electronic government common platform based on cloud computing—Part 3: Operation guarantee management$285.00
  118. GB/T 34077.4-2021Management specification of electronic government common platform based on cloud computing—Part 4: Guide for platform management$155.00
  119. GB/T 34077.5-2020Management specification of electronic government common platform based on cloud computing—Part 5: Technical service system$150.00
  120. GB/T 34078.1-2017General specification of electronic government common platform based on cloud computing—Part 1: Terminology and definition$235.00
  121. GB/T 34078.2-2021General specification of electronic government common platform based on cloud computing—Part 2: Top-level design guideline$155.00
  122. GB/T 34078.3-2021General specification of electronic government common platform based on cloud computing—Part 3: Service management$225.00
  123. GB/T 34078.4-2021General specification of electronic government common platform based on cloud computing—Part 4: Service implement$500.00
  124. GB/T 34079.1-2021Service specification of electronic government common platform based on cloud computing—Part 1: Service catalog and coding$285.00
  125. GB/T 34079.2-2021Service specification of electronic government common platform based on cloud computing—Part 2: Application deployment and data migration$155.00
  126. GB/T 34079.3-2017Service specification of electronic government common platform based on cloud computing—Part 3: Data management$255.00
  127. GB/T 34079.4-2021Service specification of electronic government common platform based on cloud computing—Part 4: Application service$225.00
  128. GB/T 34079.5-2021Service specification of electronic government common platform based on cloud computing—Part 5: Mobility service$335.00
  129. GB/T 34080.1-2017Security specifications of electronic government common platform based on cloud computing—Part 1: General requirements$500.00
  130. GB/T 34080.2-2017Security specification of electronic government common platform based on cloud computing—Part 2: Information resources security$205.00
  131. GB/T 34080.3-2021Security specification of electronic government common platform based on cloud computing—Part 3: Service security$155.00
  132. GB/T 34080.4-2021Security specification of electronic government common platform based on cloud computing—Part 4: Application security$225.00
  133. GB/T 34081-2017Wavelength selective switch$405.00
  134. GB/T 34083-2017Specification of programming interface for Chinese speech recognition internet service$475.00
  135. GB/T 34085-2017Gas for electronic industry - Trifluoromethane$105.00
  136. GB/T 34086-2017Energy efficiency metrologies and test methods for access equipments—EPON system$385.00
  137. GB/T 34087-2017Energy efficiency metrologies and test methods for access equipment—GPON system$315.00
  138. GB/T 34088-2017Energy efficiency metrologies and test methods for access equipments—VDSL2 system$235.00
  139. GB/T 34089-2017Test parameters and test methods for VHF/UHF frequency band radio monitoring and direction finding system in OATS$240.00
  140. GB/T 34090.1-2017Interactive advertising—Part 1: Terminology overview$355.00
  141. GB/T 34090.2-2017Interactive advertising—Part 2:Delivery monitor requirements$205.00
  142. GB/T 34090.3-2017Internet advertising—Part 3: Effect measurement requirements$145.00
  143. GB/T 34091-2017Gas for electronic industry - Hexafluoroethane$105.00
  144. GB/T 34092-2017Technical requirements and measure methods for digital terrestrial television silicon-tuner$295.00
  145. GB/T 34093-2017Safety aspects for xDSL signals on circuits connected to telecommunication networks (DSL: Digital Subscriber Line)$155.00
  146. GB/T 34094-2017Power consumption measurement methods of information technology equipment$85.00
  147. GB/T 34095-2017Information security technology—Technology requirements for electronic payment of mobile terminal security based on short-range radio communication technology$1,170.00
  148. GB/T 34096-2017Mobile payment—Test methods for contactless reader terminal based on 2.45GHz range controlled communication technology$385.00
  149. GB/T 34097-2017Test method for light stability of petroleum products$155.00
  150. GB/T 34098-2017Quartzose jade - Classification and nomenclature$85.00
  151. GB/T 34099-2017Determination of aluminium, silicon, vanadium, nickel, iron, sodium, calcium, zinc and phosphorus in residual fuel oil—Inductively coupled plasma emission spectrometry method$205.00
  152. GB/T 34100-2017Test method for determination of total sulfur in light hydrocarbons, spark ignition engine fuel,diesel engine fuel, and engine oil - Ultraviolet fluorescence method$365.00
  153. GB/T 34101-2017Determination of hydrogen sulfide in fuel oils - Rapid liquid phase extraction method$235.00
  154. GB/T 34102-2017Determination of 2,6-ditertbutyl-p-cresol in jet fuels—Differential pulse voltammetry$145.00
  155. GB/T 34103-2017Hot rolled H section steel for ocean engineering structure$205.00
  156. GB/T 34104-2017Metallic materials -- Verification of the alignment of testing machines$420.00
  157. GB/T 34105-2017Seamless steel tubes for ocean engineering structures$235.00
  158. GB/T 34106-2017Hot-dip zinc or zinc-aluminium coated S-shaped steel wire wraps for bridge cables$145.00
  159. GB/T 34107-2017Seamless precision stainless steel pipes for rail transit vehicle braking systems$120.00
  160. GB/T 34108-2017Metallic materials - High strain rate compression test method at ambient temperature$335.00
  161. GB/T 34109-2017Seamless steel tubes for drill rod of rotary digging machine$205.00
  162. GB/T 34110-2025Information and documentation - Records management - Core concepts and vocabulary$420.00
  163. GB/T 34111-2017Construction for iron and steel logistics internet public business information platform$145.00
  164. GB/T 34112-2022Information and documentation - Management systems for records - Requirements$330.00
  165. GB/T 34113-2017Technical specification for iron and steel logistics internet information interaction$295.00
  166. GB/T 34114-2017General specification for electromagnetic brake for motor$295.00
  167. GB/T 34115-2017General specification for permanent magnet linear motor$355.00
  168. GB/T 34116-2017Smart grid consumer automatic demand response—Distributed air conditioning system terminal technical condition$205.00
  169. GB/T 34117-2017Specifications for moisture separator reheaters in conventional island of nuclear power plant$235.00
  170. GB/T 34118-2017Terminology for voltage-sourced converters ( VSC) for high voltage direct current (HVDC) systems$465.00
  171. GB/T 34119-2017Railway applications -- Electrical connector for rolling stock$535.00
  172. GB/T 34120-2017Technical specification for power conversion system of electrochemical energy storage system$205.00
  173. GB/T 34121-2017Technical specification for relay protection configuration tool in smart substation$510.00
  174. GB/T 34122-2017Technical specification for configuration of relaying protection and security automatic equipment of AC 220kV~750kV grid$235.00
  175. GB/T 34123-2017Technical specification for power system frequency converter protection$235.00
  176. GB/T 34125-2017General specification for outdoor cabinet with relaying protection and security automatic equipment of power system$405.00
  177. GB/T 34126-2017Technical guide for substation-area protection and control device$205.00
  178. GB/T 34127-2017Fixed energy high intensity proton cyclotron within the range of 10 MeV~20 MeV$235.00
  179. GB/T 34128-201715 MeV~30 MeV variable energy high intensity proton cyclotron$255.00
  180. GB/T 34129-2017Specification for test of microgrid connected to distribution network$530.00
  181. GB/T 34130.1-2017Power-track systems -- Part 1: General requirements$405.00
  182. GB/T 34130.21-2017Power-track systems -- Part 21: Particular requirements for power-track systems intended for wall and ceiling mounting$125.00
  183. GB/T 34130.22-2017Power-track systems -- Part 22: Particular requirements for power-track systems intended for on floor or under floor installation$255.00
  184. GB/T 34131-2023Battery management system for electrical energy storage$530.00
  185. GB/T 34132-2017General specification for smart terminal in smart substation$315.00
  186. GB/T 34133-2023Testing code for power conversion system of energy storage system$695.00
  187. GB/T 34134-2017SELV plugs and socket-outlets for household and similar purposes 16 A 6 V, 12 V, 24 V, 48 V a.c. and d.c. - Types, basic parameters and dimensions$145.00
  188. GB/T 34135-2017Industrial cable reels$315.00
  189. GB/T 34136-2017Electrical safety of machinery -- Guidance on the application of GB 28526 and GB/T 16855.1 in the design of safety-related control systems for machinery$205.00
  190. GB/T 34137-2017Electrical equipment safety—Guide on the safety of human engineering$135.00
  191. GB/T 34138-2025Radiation protection instrumentation - Recommended climatic, electromagnetic and mechanical performance requirements and methods of tests$420.00
  192. GB/T 34139-2017Technical specification of converters for high-voltage direct current (HVDC) transmission using voltage sourced converters (VSC)$205.00
  193. GB/T 34140-2017Radiation protection instrumentation -- Highly sensitive hand-held instruments for neutron detection of radioactive material$285.00
  194. GB/T 34141-2017Network control systems for high speed trains$265.00
  195. GB/T 34142-2017Radiation protection instrumentation -- Highly sensitive hand-held instruments for photon detection of radioactive material$315.00
  196. GB/T 34143-2017General principle for circular economic assessment of electrical and electronic products$145.00
  197. GB/T 34144-2017Guidance on material efficiency considerations in environmentally conscious design of electrical and electronic products$145.00
  198. GB/T 34145-2017Specification of programming interface for Chinese speech synthesis internet service$315.00
  199. GB/T 34146-2017Running service of lifts, escalators and moving walks$295.00
  200. GB/T 34147-2017Technical guides for water savings assessment$145.00
  201. GB/T 34148-2017Guide for calculation of water saved by projects$145.00
  202. GB/T 34149-2017General technical rules for water conservation contracting$205.00
  203. GB/T 34150-2017Printing machinery-Web-fed solventless laminating machine$355.00
  204. GB/T 34151-2017Stamping dies -- Guide plates -- U-and V-blocks$95.00
  205. GB/T 34152-2017General principle of circular economy management for industrial enterprises$205.00
  206. GB/T 34153-2017D-allethrin technical material$145.00
  207. GB/T 34154-2017Jingangmycin A water soluble powders$145.00
  208. GB/T 34155-2017Jingangmycin A technical material$145.00
  209. GB/T 34156-2017Pymetrozine technical material$145.00
  210. GB/T 34157-2017Haloxyfop-P-methyl technical material$145.00
  211. GB/T 34158-20171.8% Xinjunan acetate aqueous solution$115.00
  212. GB/T 34159-2017Haloxyfop-P-methyl emulsifiable concentrates$145.00
  213. GB/T 34160-2017Test method of conversion efficiency of terrestrial photovoltaic(PV) modules$90.00
  214. GB/T 34162-2017Natural gas - Determination of arsenic content - Potassium permanganate sample method$145.00
  215. GB/T 34163-2026Shale gas - Technical specification for the preparation of development plans$330.00
  216. GB/T 34164-2017Method for evaluation of flotation technological performance in coal preparation plant$25.00
  217. GB/T 34165-2017Monitoring and testing code for energy conservation of oil and gas transportation pipeline system$145.00
  218. GB/T 34166-2017Measumement of natural gas flow by means of standard nozzle meters$590.00
  219. GB/T 34167-2017Gold mining industry terminology$830.00
  220. GB/T 34168-2017Test method of gold and silver nanoparticle materials biological effect by transmission electron microscope$205.00
  221. GB/T 34171-2017Test method for flexural property of thin and ultrathin glass—Three-point bending method$145.00
  222. GB/T 34172-2017Microbeam analysis—Electron backscatter diffraction—Phase analysis method of metal and alloy$205.00
  223. GB/T 34173-2017Urban drainage and sewage treatment service$145.00
  224. GB/T 34174-2017Surface chemical analysis -- Proposed procedure for certifying the retained areic dose in a working reference material produced by ion implantation$295.00
  225. GB/T 34175-2017Determination of sulfur in refractory products$205.00
  226. GB/T 34176-2017Chemical analysis methods for determination of Fe2+ and Fe3+ in refractory products by the spectral photometric method with 1, 10-phenanthroline$205.00
  227. GB/T 34177-2017Quartz glass wafer for lithography$205.00
  228. GB/T 34178-2017Silica glass substrates for photomask$205.00
  229. GB/T 34179-2017Photovoltaic glass - Accelerated aging test method under multi-factor coupling conditions$145.00
  230. GB/T 34180-2017Thermal insulation products for building applications -- Determination of the resistance to impact of external thermal insulation composite systems (ETICS)$85.00
  231. GB/T 34181-2017Forming adhesives for mineral wool insulation material$235.00
  232. GB/T 34182-2017Composite cable bracket$185.00
  233. GB/T 34183-2017Thermal insulating products for building equipment and industrial installations -- Determination of the coefficient of thermal expansion$145.00
  234. GB/T 34184-2017Test method for infrared refractive index of infrared optical glass—The deflection angle measurement$205.00
  235. GB/T 34185-2017Aluminum silicate glass for aircraft$145.00
  236. GB/T 34186-2017Refractory products—Determination of dynamic Young’s modulus(MOE)at elevated temperatures by impulse excitation of vibration$145.00
  237. GB/T 34187-2017Units and symbols for urban heating$205.00
  238. GB/T 34188-2017Fireclay refractory bricks$135.00
  239. GB/T 34189-2017Portland cement used for pipe pile without high pressure steam$145.00
  240. GB/T 34190-2017Surface coating weight (thickness) of electrical steel—X-ray spectrometric method$125.00
  241. GB/T 34191-2017Methods of determination and calculation of heat balance in straight grate process for pellet firing of iron and steel industry$295.00
  242. GB/T 34192-2017Guides for energy efficiency assessment of coking process$225.00
  243. GB/T 34193-2017Guide for the energy efficiency assessment of the blast furnace process$205.00
  244. GB/T 34194-2017Guides for energy efficiency assessment of converter process$205.00
  245. GB/T 34195-2017Guide for the energy efficiency assessment of the sintering process$205.00
  246. GB/T 34196-2017Guide for the energy efficiency assessment of the grate-kiln iron ore pelletizing process$205.00
  247. GB/T 34197-2025Electric shovel steel wire ropes$560.00
  248. GB/T 34198-2017Steel wire rope for cranes$530.00
  249. GB/T 34199-2017Hot-rolled H section steel for electrified railway pillars$145.00
  250. GB/T 34200-2017Cold rolled stainless steel plate, sheet and strip for construction roof and curtain$125.00
  251. GB/T 34201-2017Seamless hot-rolled square and rectangular steel tubes for structure$125.00
  252. GB/T 34202-2017Ductile iron pipes, fittings and accessories - Epoxy coating (heavy-duty)$205.00
  253. GB/T 34203-2017Corrosion of metals and alloys—Air pollutant monitoring and analysis methods$415.00
  254. GB/T 34204-2025Coiled tubing$1,220.00
  255. GB/T 34205-2017Metallic materials—Hardness testing—Ultrasonic contact impedance method$235.00
  256. GB/T 34206-2017High corrosion resistance alloy rebars for the reinforcement of marine concrete$145.00
  257. GB/T 34207-2017Wide and heavy plates for offshore line pipe$135.00
  258. GB/T 34208-2017Iron and steel—Determination of antimony and tin content—Inductively coupled plasma atomic emission spectrometric method$125.00
  259. GB/T 34209-2017Stainless steel—Determination of multi-element contents—Glow discharge optical emission spectrometry$355.00
  260. GB/T 34210-2017Test method for determining the orientation of sapphire single crystal$90.00
  261. GB/T 34211-2017Iron ores—Method for determination of iron reduction softening drippinger performance under load$235.00
  262. GB/T 34212-2017Cold rolled steel strip for battery shell$125.00
  263. GB/T 34213-2023High purity alumina for sapphire single crystal$155.00
  264. GB/T 34214-2017Iron ores - Determination of weight of free water$115.00
  265. GB/T 34216-2017Nanoscale silicon nitride$145.00
  266. GB/T 34217-2017Refractory products—Determination of torsion strength at elevated temperature$85.00
  267. GB/T 34218-2025Refractory products - Determination of compressive strength at elevated temperatures$255.00
  268. GB/T 34219-2025Refractory products — Determination of tensile strength at room temperature$90.00
  269. GB/T 34220-2017Refractory Products—Determination of tensile strength at elevated temperature$85.00
  270. GB/T 34221-2017stainless steel kettle$195.00
  271. GB/T 34222-2017Determination of the activity of ribonuclease$85.00
  272. GB/T 34223-2017Determination of the purity of ribonuclease and desoxyribonuclease$85.00
  273. GB/T 34224-2017Method for determination of functional microorganism in biologic products$495.00
  274. GB/T 34225-2017Dipped aramid straight warp straight weft canvas technical requirements and evaluation methods$165.00
  275. GB/T 34226-2017Technical guideline for formic acid preparation from yellow phosphorus tail gas$85.00
  276. GB/T 34227-2017Rubber wheel lining for passenger ropeway$145.00
  277. GB/T 34228-2017Dipped heat-resistant canvas - Test method for adhesion strength at high temperature$90.00
  278. GB/T 34229-2017Coalbed methane well test method - Drill stem testing method$205.00
  279. GB/T 34230-2017Test method of leaching for coal and coal refuse$155.00
  280. GB/T 34231-2017Determination of loss on ignition for coal combustion residues$85.00
  281. GB/T 34232-2017Rubber pad for tracked machines$165.00
  282. GB/T 34233-2017Test method of activity for low temperature sulphur tail gas hydrogenation catalyst$155.00
  283. GB/T 34234-2017Analytical method of chemical composition for deoxy-sulphur and cyanide catalyst from coal gas$145.00
  284. GB/T 34235-2017Dipped polyester canvas technical requirements and evaluation methods$145.00
  285. GB/T 34236-2017Technical guideline for methanol preparation from carbon dioxide$145.00
  286. GB/T 34237-2017Fluorinated olefins for refrigerant use - General method for the determination of water$115.00
  287. GB/T 34238-2017Requirement for cleaning eggs in prosess and circulating$85.00
  288. GB/T 34239-2017Poly(3-hydroxybutyrate-co-valerate)/polylactide (PHBV/PLA) blend filament yarn$145.00
  289. GB/T 34240-2017Laboratory animal—Feed producing$145.00
  290. GB/T 34241-2017Spiral wound composite polyamide reverse osmosis membrane element$235.00
  291. GB/T 34242-2017Test methods for nanofiltration membranes$225.00
  292. GB/T 34243-2017Test method for pervaporation dehydration membranes$235.00
  293. GB/T 34244-2017Technical code for liquid sterilizing-grade filter elements$415.00
  294. GB/T 34245-2017Technical code for safety of formic acid preparation from yellow phosphorus tail gas$85.00
  295. GB/T 34246-2017Technical code for safety of methane preparation from coke oven gas$85.00
  296. GB/T 34247.1-2017Determination of the unsaturation of isobutene-isoprene rubber—Part 1: Iodometry$85.00
  297. GB/T 34247.2-2018Determination of the unsaturation of isobutene-isoprene rubber—Part 2:1H-NMR method$85.00
  298. GB/T 34248-2017Performance test method of three-way catalyst$95.00
  299. GB/T 34249-2017Water treatment chemicals—Polyamines$145.00
  300. GB/T 34250-2017Technical code for safety of methanol preparation from carbon dioxide$85.00
  301. GB/T 34251-2017Test method for metal marking resistance of glazed ceramic tableware$90.00
  302. GB/T 34252-2017Test method for crazing resistance of domestic ceramic wares$65.00
  303. GB/T 34253-2017Test method for resistance to freezer to microwave/oven usage on domestic ceramic wares$55.00
  304. GB/T 34254-2025Test method for handle strength and decoration resistance to chemical corrosion of domestic ceramic wares$135.00
  305. GB/T 34255-2017Poly(butylene succinate-co-butylene adipate) (PBSA) resin$135.00
  306. GB/T 34255-2026Poly (butylene succinate-co-butylene adipate) (PBSA) resin$1,927.00
  307. GB/T 34256-2017Basic information description of agricultural products for purchase and sale—Tropical and subtropical fruits$235.00
  308. GB/T 34257-2017Basic information description of agricultural products for purchase and sale—Solanaceous$205.00
  309. GB/T 34258-2017Basic information description of agricultural products for purchase and sale—Yam and taros$235.00
  310. GB/T 34259-2017Winter savory$145.00
  311. GB/T 34260-2017Summer savory$135.00
  312. GB/T 34261-2017Optical film for polarizer—Test method for the anti-scratch$90.00
  313. GB/T 34262-2017Terms and classification of egg and egg products$205.00
  314. GB/T 34263-2017Hydroxypropyl methyl cellulose for industrial use$165.00
  315. GB/T 34264-2017Technical requirement for processing of smoked baked and salt roasted meat products$115.00
  316. GB/T 34265-2017Guide for the method of Sanger sequencing$235.00
  317. GB/T 34266-2017Code of practice for the prevention and reduction of ethyl carbamte contamination in Chinese rice wine$145.00
  318. GB/T 34267-2017Criterion of producing management for edible starch and its products$235.00
  319. GB/T 34268-2017General specification for glass-bottle beer production packaging line$235.00
  320. GB/T 34269-2017Atlas of microscopic examination for feedstuff$570.00
  321. GB/T 34270-2017Determination of polychorinated biphenyls and hexachlorobenzene in feeds—Gas chromatography$145.00
  322. GB/T 34271-2017Determination of saponification value of oils in feeds$65.00
  323. GB/T 34272-2017Specification for safety of small amusement device$520.00
  324. GB/T 34273-2021Standard test method for calculated cetane index of coal liquefaction diesel—Four variable equetion$90.00
  325. GB/T 34274-2017Safety requirements of carriers for passenger transportation by rope$235.00
  326. GB/T 34275-2024Pressure piping code - Transmission pipeline$2,380.00
  327. GB/T 34276-2017Social insurance consulting service specification$205.00
  328. GB/T 34277-2017Management specification on declaration and payment of social insurance$210.00
  329. GB/T 34278-2017Individual account management regulation of basic old-age pension insurance for urban workers$145.00
  330. GB/T 34279-2017Safety for fence facilities of cage-football—General requirements$205.00
  331. GB/T 34280-2017Requirement of the service and management for public fitness activity center$205.00
  332. GB/T 34281-2017Requirement of the classification and configuration for public fitness activity center$205.00
  333. GB/T 34282.1-2017Social insurance relation transfer—Part1:Enterprise emlpoyees basic old-age insurance$235.00
  334. GB/T 34282.2-2017Social insurance relation transfer—Part 2:Basic medical insurance for employees$205.00
  335. GB/T 34283-2017Interface specifications of national emergencies early warning release system's management platform and terminal management platform$295.00
  336. GB/T 34284-2017Public sports facilities—Safety requirements for outdoor fitness equipments$65.00
  337. GB/T 34285-2017Guidelines of exercise injury-precaution in fitness$570.00
  338. GB/T 34286-2017Greenhouse gas - Carbon dioxide measurement - Off-axis integrated cavity output spectroscopy method$115.00
  339. GB/T 34287-2017Greenhouse gas—Methane measurement—Off-axis integrated cavity output spectroscopy method$145.00
  340. GB/T 34288-2017Techincal and installation requirements of boxing ring$145.00
  341. GB/T 34289-2017Fitness equipment and location safety sign and labels$235.00
  342. GB/T 34290-2017Public sports facilities—Configuration and management of outdoor fitness equipments$85.00
  343. GB/T 34291-2017Technical specification for lightning protection of temporary emergency shelter$365.00
  344. GB/T 34292-2017Warning response for hail suppression operation$85.00
  345. GB/T 34293-2017Monitoring indices of low temperature extremes and temperature drop extremes$95.00
  346. GB/T 34294-2017Prevention specification of disasters caused by intense rainfall for rural buildings$145.00
  347. GB/T 34295-2017Meteorological condition grades of non-professional carbon monoxide poisoning$85.00
  348. GB/T 34296-2017Specification of hail event surveys$205.00
  349. GB/T 34297-2017Grade of freezing weather$85.00
  350. GB/T 34298-2017Classification of snowstorms$85.00
  351. GB/T 34299-2017Grads of atmospheric self-purification capability$145.00
  352. GB/T 34300-2017Specification of grid-based services and management for urban and rural communities$145.00
  353. GB/T 34301-2017Technical specifications for tornado damage investigation$235.00
  354. GB/T 34302-2017Warning level for surface ozone$85.00
  355. GB/T 34303-2017Specifications of numerical weather predication products verification$205.00
  356. GB/T 34304-2017Warning grade of hail suppression operation$85.00
  357. GB/T 34305-201737 mm Anti-aircraft gun seeding mode of hail suppression operation$145.00
  358. GB/T 34306-2017Grade of drought disaster$145.00
  359. GB/T 34307-2017Grades of dry/wet climate$235.00
  360. GB/T 34308.1-2017Sport information classification and code—Part 1: Guide of classifying and coding$145.00
  361. GB/T 34308.2-2017Sports information classification and code—Part 2: Code for cport competition$535.00
  362. GB/T 34308.3-2017Sports information classification and code—Part 3: Sport physiology, biochemistry and nutrition index codes$205.00
  363. GB/T 34308.4-2017Sports information classification and codes—Part 4: Sports medicine index code$295.00
  364. GB/T 34309-2017Technical manual of the landing typhoon surface boundary layer enhanced observation$145.00
  365. GB/T 34310-2017Basic standard terminology for sports venue$185.00
  366. GB/T 34311-2017Operation condition and technical requirements for gymnasium and stadium—General provisions$145.00
  367. GB/T 34312-2017Specifications for emergency disposal of lightning disasters$235.00
  368. GB/T 34313-2017Grading and evaluation standard of tour guides$145.00
  369. GB/T 34314-2017Code for use of dragon and lion dance sports equipment$145.00
  370. GB/T 34315.1-2022Small craft - Inflatable liferafts - Part 1: Type I$330.00
  371. GB/T 34315.2-2017Small craft -- Inflatable life rafts -- Part 2: Type Ⅱ$235.00
  372. GB/T 34315.3-2017Small craft -- Inflatable life rafts -- Part 3: Materials$115.00
  373. GB/T 34316-2017Requirements for security technology protection systems at ports$115.00
  374. GB/T 34317-2017Distribution practice for quick-frozen mushroom$65.00
  375. GB/T 34318-2017Distribution practice for dried mushroom$65.00
  376. GB/T 34319-2017Boron-magnesium fertilizer$145.00
  377. GB/T 34320-2017Specification for the use of molecular sieves in SF6 electrical apparatus$115.00
  378. GB/T 34321-2017Edible sweet potato starch$145.00
  379. GB/T 34322-2017Automatic continuous determination of water quality for boiler and cooling system - Potentiometric titration$205.00
  380. GB/T 34323-2017Carbon black - Determination of light transmittance of water dispersion - Spectrophotometer method$85.00
  381. GB/T 34324-2017Technical requirement of microarray biochip spotter$145.00
  382. GB/T 34325-2017Methods for solar energy resources data quality evaluation$145.00
  383. GB/T 34326-2026Surface chemical analysis - Depth profiling - Methods for ion beam alignment and the associated measurement of current or current density for depth profiling in AES and XPS$360.00
  384. GB/T 34327-2017Terminology for curtain walls$615.00
  385. GB/T 34328-2017Light weight thermally strengthened glass$125.00
  386. GB/T 34329-2017General requirements of fiber reinforced plastics pressure vessel$770.00
  387. GB/T 34331-2017Test method of Cucumber green mottle mosaic virus by transmission electron microscopy$205.00
  388. GB/T 34332-2017Chemical analysis of magnesite and dolomite refractory products$510.00
  389. GB/T 34333-2025Refractories — Chemical analysis by inductively coupled plasma atomic emission spectrometry (ICP-AES)$255.00
  390. GB/T 34334-2017Test method of mirror shape for solar collector$185.00
  391. GB/T 34335-2017General standard for management of scenic and historic areas$235.00
  392. GB/T 34336-2017Reinforced nano-porous aerogel products for thermal insulation$175.00
  393. GB/T 34337-2017Photovoltaic vacuum glass$235.00
  394. GB/T 34338-2017Test methods for determining mechanical properties of sealing glass for vacuum glazing$145.00
  395. GB/T 34339-2017Ammonia injection and mixing system in coal-fired flue gas denitration system$205.00
  396. GB/T 34340-2017Technical requirements of operation performance assessment for coal-fired flue gas denitration installation$235.00
  397. GB/T 34341-2017Guideline of water footprint assessment and reporting for organization$145.00
  398. GB/T 34342-2017Test method for heat transfer coefficient of building envelope$205.00
  399. GB/T 34343-2017General technical requirement of packaging containers for agricultural products logistics$145.00
  400. GB/T 34344-2017General technical requirement of packaging materials for agricultural products logistics$85.00
  401. GB/T 34345-2017Technical guidelines of circular economy performance evaluating$145.00
  402. GB/T 34346-2017Guidelines for risk based safety hazard classification of oil and gas pipelines$535.00
  403. GB/T 34347-2017Periodic inspection and evaluation of cryogenic insulated cylinders$295.00
  404. GB/T 34348-2017General specification for power plant boiler$650.00
  405. GB/T 34349-2017External inspection methodology for internal corrosion of natural gas pipelines$235.00
  406. GB/T 34350-2017External inspection methodology for internal corrosion of liquid petroleum pipelines$415.00
  407. GB/T 34352-2017Cleaning guide for the boiler and system with organic heat transfer fluids$235.00
  408. GB/T 34353-2017Earth-moving machinery -- Machine-control systems (MCS) using electronic components -- Performance criteria and tests for functional safety$415.00
  409. GB/T 34354-2017Full face tunnel boring machines - Terms and commercial specification$415.00
  410. GB/T 34355-2017Steam and hot water boiler chemical cleaning regulation$650.00
  411. GB/T 34356-2017Flange forgings for low temperature service$205.00
  412. GB/T 34357-2017Non-destructive testing—Terminology—Terms used in magnetic flux leakage testing$185.00
  413. GB/T 34358-2017Dimension measurement of hot free forgings and rolled rings$145.00
  414. GB/T 34359-2017Deformed aluminum alloy precision forgings - General specifications$145.00
  415. GB/T 34360-2017Compiling requirement of technological norm for stamping part material consumption$205.00
  416. GB/T 34361-2026Non-destructive testing - Test method for frequency scanning eddy current testing$180.00
  417. GB/T 34362-2026Non-destructive testing — Eddy current testing using conformable sensor arrays$300.00
  418. GB/T 34363-2017Non-destructive testing—Test method for fabricating and checking aluminum alloy ultrasonic standard reference blocks$260.00
  419. GB/T 34364-2017Specification for design of case with laminated veneer lumber (LVL)$145.00
  420. GB/T 34366-2017Light conveyor belts -- Determination of the electrostatic field generated by a running light conveyor belt$105.00
  421. GB/T 34367-2017Light conveyor belts -- Determination of the relaxed elastic modulus$105.00
  422. GB/T 34368-2017Technical requirement for major maintenance of passenger ropeway$145.00
  423. GB/T 34369-2017General technical conditions for electrical control device of passenger ropeway$355.00
  424. GB/T 34370.1-2017Nondestructive testing of amusement equipments—Part 1: General requirement$115.00
  425. GB/T 34370.10-2020Nondestructive testing of amusement equipments—Part 10: Magnetic memory testing$150.00
  426. GB/T 34370.11-2020Nondestructive testing of amusement equipments - Part 11: Ultrasonic guided wave testing$240.00
  427. GB/T 34370.2-2017Nondestructive testing of amusement equipments-Part 2:Visual examination$125.00
  428. GB/T 34370.3-2017Nondestructive testing of amusement equipments—Part 3: Magnetic particle testing$125.00
  429. GB/T 34370.4-2017Nondestructive testing of amusement equipments—Part 4: Penetrant testing$125.00
  430. GB/T 34370.5-2017Nondestructive testing of amusement equipments—Part 5: Ultrasonic testing$475.00
  431. GB/T 34370.6-2017Nondestructive testing of amusement equipments—Part 6: Radiographic testing$265.00
  432. GB/T 34370.7-2020Nondestructive testing of amusement equipments - Part 7: Eddy current testing$360.00
  433. GB/T 34370.8-2020Nondestructive testing of amusement equipments—Part 8: Acoustic emission testing$210.00
  434. GB/T 34370.9-2020Nondestructive testing of amusement equipments—Part 9: Magnetic flux leakage testing$240.00
  435. GB/T 34371-2017Risk assessment for amusement ride—General principles$125.00
  436. GB/T 34372-2017Walking tractor—Drawbar dimensions and power take-off types$85.00
  437. GB/T 34373-2017Corn harvest machine—Picking header$145.00
  438. GB/T 34374-2017Stamping dies -- L-shaped guide plates$85.00
  439. GB/T 34375-2017Reliability assessment method of NC ship plate bending machine$205.00
  440. GB/T 34376-2017NC press brake—Specifications$205.00
  441. GB/T 34377-2017Technical code for application design, installation and acceptance of domestic solar water heating systems$235.00
  442. GB/T 34378-2017Dynamic balance test method for motorcycle tyres$105.00
  443. GB/T 34379-2017Technical specifications for mechanized production of corn$85.00
  444. GB/T 34380-2017CNC laser cutting machines$205.00
  445. GB/T 34381-2017Evaluation method for reliability on CNC turret punch press$205.00
  446. GB/T 34382-2017CNC turret punch press$205.00
  447. GB/T 34383-2017Semi-straight side press$235.00
  448. GB/T 34384-2017High-speed automatic press line for air conditioner fins$195.00
  449. GB/T 34385-2017General technical specifications for cold roll forming machinery$165.00
  450. GB/T 34386-2017Web-fed print quality inspection system$355.00
  451. GB/T 34387-2017General function test method for valves used with refrigerant$165.00
  452. GB/T 34388-2017Foundry machinery - Noise measurement method of sound power levels$295.00
  453. GB/T 34389-2017Stamping dies -- Sliding plates$145.00
  454. GB/T 34390-2017Self-propelled straw harvester and rectangular baler$235.00
  455. GB/T 34391-2017Reciprocating positive displacement pumps for petroleum, petrochemical and natural gas industries$1,070.00
  456. GB/T 34392-2017NC ring rolling machine$205.00
  457. GB/T 34393-2017Specification for logistic mark of export finished vehicle$75.00
  458. GB/T 34394-2017Maximum working load for flat pallets$145.00
  459. GB/T 34395-2026Guidelines for the functional design of exhibition venues$255.00
  460. GB/T 34396-2017Repair of flat wooden pallets used in pallet pool system$225.00
  461. GB/T 34397-2017Management criterion of pallet pool system$115.00
  462. GB/T 34398-2026Guidelines for exhibition venue planning$195.00
  463. GB/T 34399-2025Temperature control facilities validation for pharmaceutical products cold chain logistics — Technical specification for performance qualification$255.00
  464. GB/T 34400-2017Consumer product recall -- Guidelines for manufacturers$504.00
  465. GB/T 34401-2017Classification of commercial network$205.00
  466. GB/T 34402-2017Risk assessment and risk control of motor vehicle product safety$125.00
  467. GB/T 34403-2017Specification for emergency handling of non-dangerous liquid chemical products logistics$145.00
  468. GB/T 34404-2017General specifications for non-dangerous liquid chemical products reverse logistics service$145.00
  469. GB/T 34405-2017Determination for migration of acrylamide in household papers—Liquid chromatography-tandem mass spectrometry (LC-MS/MS) method$105.00
  470. GB/T 34406-2017Identification of pearl powder—Near infrared spectroscopy method$145.00
  471. GB/T 34407-2017Test method for the wall thickness of plastic pipes by ultrasonic$135.00
  472. GB/T 34408-2017Detection of bovine, ovine and porcine derived materials in leather by qualitative polymerase chain reaction (PCR) method$205.00
  473. GB/T 34409-2017Specification for service quality of recreation development priority zone$225.00
  474. GB/T 34410-2017Classification and general technology of upper limb orthoses$205.00
  475. GB/T 34411-2017Specification for audit of basic medical insurance benefits$295.00
  476. GB/T 34412-2017Statistical method for surface standard climate normals$205.00
  477. GB/T 34413-2022Specification of payment service for basic worker old-age insurance$145.00
  478. GB/T 34414-2017Evaluation for social insurance agency performance$295.00
  479. GB/T 34415-2017Cavity ring-down spectroscopy system for measurement of atmospheric carbon dioxide$145.00
  480. GB/T 34416-2017Regulation of information disclosure for technology property right exchange$145.00
  481. GB/T 34417-2017Specification for service information disclosure$205.00
  482. GB/T 34418-2017Fundamental terminology in language training service$205.00
  483. GB/T 34419-2017Configuration requirements for multi-sports public playground in city communities$185.00
  484. GB/T 34420-2017Specification for beach service$145.00
  485. GB/T 34421-2017Specification for operation and service of coastal fishery inn$145.00
  486. GB/T 34422-2017Brake disc for automobile$125.00
  487. GB/T 34423-2017Small craft -- Deck safety harness and safety line -- Safety requirements and test methods$175.00
  488. GB/T 34424-2017Fixed equivalent water-based fire-extinguishing systems for ship$235.00
  489. GB/T 34425-2023Fuel cell electric vehicles hydrogen refueling nozzle$360.00
  490. GB/T 34426.1-2017Marine boilers and pressure vessels - Part 1: Performance requirements$85.00
  491. GB/T 34427-2017Economical operation for fuel oil boilers of ships$85.00
  492. GB/T 34428.1-2017Communication rules of the devices of surveillance and control system for expressway—Part 1: Universal rules$415.00
  493. GB/T 34428.2-2017Communication rules of the devices of surveillance and control system for expressway—Part 2: Vehicle detector$145.00
  494. GB/T 34428.3-2017Communication rules of the devices of surveillance and control system for expressway—Part 3: LED changeable message sign$205.00
  495. GB/T 34428.4-2017Communication rules of the devices of surveillance and control system for expressway—Part 4: Weather detector$205.00
  496. GB/T 34428.5-2017Communication rules of the devices of surveillance and control system for expressway—Part 5: Tunnel environment detector$205.00
  497. GB/T 34430.1-2017Ships and marine technology -- Protective coatings and inspection method -- Part 1: Dedicated sea water ballast tanks$535.00
  498. GB/T 34430.2-2017Ships and marine technology -- Protective coatings and inspection method -- Part 2: Void spaces of bulk carriers and oil tankers$465.00
  499. GB/T 34430.3-2017Ships and marine technology -- Protective coatings and inspection method -- Part 3: Cargo oil tanks of crude oil tankers$535.00
  500. GB/T 34430.4-2024Ships and marine technology - Protective coatings and inspection method - Part 4: Automated measuring method for the total amount of water-soluble salts$175.00
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