GB/T standards: GB/T 11982.1-2015 to GB/T 12972.6-2008

500 standards in English, in code order.

1. GB/T 11982.1-2015Polyvinyl chloride floor coverings - Part 1: Heterogeneous polyvinyl chloride floor coverings$250.00
2. GB/T 11982.2-2015Polyvinyl chloride floor coverings - Part 2: Homogeneous polyvinyl chloride floor covering$360.00
3. GB/T 11985-2026Surface active agents - Determination of interfacial tension - Drop volume method$245.00
4. GB/T 11987-2022Surface active agents - Technical alkane sulphonates - Determination of total alkane sulphonates content$140.00
5. GB/T 11989-2020Surface active agents - Test methods of technical sodium alkylarylsulphonates (excluding benzene derivatives)$230.00
6. GB/T 11991-2008Determination of reversible swelling of exchange resins$80.00
7. GB/T 11992-2008Determination of exchange capacity of strong basic anion exchange resins in chloride form$110.00
8. GB/T 12002-2026Sealing strips for plastic doors and windows$245.00
9. GB/T 12003-2008Unplasticized polyvinyl chloride (PVC-U) windows - Determination of dimensions$70.00
10. GB/T 12005.10-1992Determination for molecular weight of polyacrylamide by viscometry$60.00
11. GB/T 12005.2-1989Determination of solid content of polyacrylamide$60.00
12. GB/T 12005.2-2026Polyacrylamide - Part 2: Determination of properties$485.00
13. GB/T 12005.3-2026Polyacrylamide - Part 3: Requirements for general materials$155.00
14. GB/T 12005.6-1989Determination of hydrolysis degree ofpartly hydrolysis polyacrylamide$65.00
15. GB/T 12005.7-1989Determination of particle size of powder polyacry-lamide$60.00
16. GB/T 12005.8-1989Determination of dissolving velocity ofpowder polyacrylamide$75.00
17. GB/T 12005.9-1992Designation of polyacrylamide$75.00
18. GB/T 12007.2-2025Epoxy resin - Part 2: Determination of sodium ion$185.00
19. GB/T 12008.1-2009Plastics - Polyether polyols - Part 1: Designation system$326.00
20. GB/T 12008.1-2026Plastics — Polyether polyols for the production of polyurethane — Part 1: Designation system$260.00
21. GB/T 12008.2-2010Plastics - Polyether polyols - Part 2: Specification$170.00
22. GB/T 12008.4-2009Plastics - Polyether polyols - Part 4: Determination of sodium and potassium$326.00
23. GB/T 12008.4-2026Plastics — Polyether polyols for the production of polyurethane — Part 4: Determination of sodium and potassium content$260.00
24. GB/T 12009.4-2016[Including 2019XG1] Plastics -- Aromatic isocyanates for use in the production of polyurethane -- Part 4: Determination of isocyanate content$150.00
25. GB/T 12009.5-2016[Including 2019XG1] Plastics -- Aromatic isocyanates for use in the production of polyurethane -- Part 5: Determination of acidity$140.00
26. GB/T 12010.3-2010Plastic - Poly(vinyl alcohol)(PVAL)materials - Part 3: Specification$150.00
27. GB/T 12022-2025Industrial sulphur hexafluoride$365.00
28. GB/T 12028-2006Sodium carboxymethylcellulose for detergents$230.00
29. GB/T 12028-2026Sodium carboxymethylcellulose for detergents$245.00
30. GB/T 12032-2005Paper and board-preparation of a offset print for test gloss$105.00
31. GB/T 12041.1-2010Information technology - Chinese ideogram coded character set (basic set)-48 dot matrix font - Part 1: Song Ti$425.00
32. GB/T 12041.2-2008Information technology - Chinese ideogram coded character set (basic set) - 48 dot matrix font - Part 2:Hei Ti$485.00
33. GB/T 12041.3-2008Information technology - Chinese ideogram coded character set (basic set) - 48 dot matrix font - Part 3:Kai Ti$425.00
34. GB/T 12041.4-2008Information technology - Chinese ideogram coded character set (basic set) - 48 dot matrix font - Part 4:Fangsong Ti$485.00
35. GB/T 12045-2003Specification of marine explosion-proof light$155.00
36. GB/T 12052-1989Korean character coded character set for information interchange$455.00
37. GB/T 12060.11-2012Sound system equipment -- Part 11: Application of connectors for the interconnection of sound system equipment$260.00
38. GB/T 12060.7-2013Sound system equipment -- Part 7: Methods of measurement on headphones and earphones$590.00
39. GB/T 12078-2012General specification for X-ray tubes$260.00
40. GB/T 12079-2012Measurements of the photoelectric properties for X-ray tubes$380.00
41. GB/T 12083-2012Power supply series for gas laser$70.00
42. GB/T 12085.1-2022Optics and photonics - Environmental test methods - Part 1: Definitions, extent of testing$185.00
43. GB/T 12085.11-2022Optics and photonics - Environmental test methods - Part 11: Mould growth$215.00
44. GB/T 12085.12-2022Optics and photonics - Environmental test methods - Part 12: Contamination$215.00
45. GB/T 12085.14-2022Optical and photonics - Environmental test methods - Part 14: Dew, hoarfrost, ice$215.00
46. GB/T 12085.17-2022Optics and photonics - Environmental test methods - Part 17: Combined contamination, solar radiation$155.00
47. GB/T 12085.2-2022Optics and photonics - Environmental test methods - Part 2: Cold, heat and humidity$215.00
48. GB/T 12085.20-2022Optics and photonics - Environmental test methods - Part 20: Humid atmosphere containing sulfur dioxide or hydrogen sulfide$215.00
49. GB/T 12085.22-2022Optics and photonics - Environmental test methods - Part 22: Combined cold, dry heat or temperature change with bump or random vibration$215.00
50. GB/T 12085.23-2022Optics and photonics - Environmental test methods - Part 23: Low pressure combined with cold, ambient temperature and dry or damp heat$275.00
51. GB/T 12085.3-2022Optics and photonics - Environmental test methods - Part 3: Mechanical stress$215.00
52. GB/T 12085.4-2022Optics and photonics - Environmental test methods - Part 4: Salt mist$215.00
53. GB/T 12085.6-2022Optics and photonics - Environmental test methods - Part 6: Dust$155.00
54. GB/T 12085.7-2022Optics and photonics - Environmental test methods - Part 7: Resistance to drip or rain$230.00
55. GB/T 12085.8-2022Optics and photonics - Environmental test methods - Part 8: High internal pressure, low internal pressure, immersion$215.00
56. GB/T 12085.9-2022Optics and photonics - Environmental test methods - Part 9: Solar radiation and weathering$215.00
57. GB/T 12104-2022Terminology of starch and starch derivatives$545.00
58. GB/T 12105-2017General technical requirements of electronic keyboards$210.00
59. GB/T 12105-2026General technical requirements for electronic keyboards$305.00
60. GB/T 12106-2017Requirements and methods of environmental test for electronic keyboards$90.00
61. GB/T 12106-2026Requirements and methods of environmental testing for electrophonic musical instruments$200.00
62. GB/T 12113-2023Methods of measurement of touch current and protective conductor current$890.00
63. GB/T 12114-2013General specification for synthesized signal generators$380.00
64. GB/T 12116-2012General specification for electron voltmeter$320.00
65. GB/T 12123-2008General requirements for designing of packages$130.00
66. GB/T 12130-2020Hyperbaric oxygen chambers$490.00
67. GB/T 12135-2025Technological specification for inspection agency of gas cylinders$200.00
68. GB/T 12137-2025Methods for leakage test of gas cylinders$365.00
69. GB/T 12140-2026Vocabulary for pastry$440.00
70. GB/T 12143-2008General analytical methods for beverage$130.00
71. GB/T 12144-2009Terbium oxide$90.00
72. GB/T 12145-2016Quality criterion of water and steam for power plant and steam-generating equipment$110.00
73. GB/T 12146-2005Analysis of water used in boil and cooling system Determination of ammonia-Phenol method$100.00
74. GB/T 12149-2017Determination of silica in water for industrial circulating cooling system and boiler$150.00
75. GB/T 12151-2005Analysis of water used in boiler and cooling system-Determination of turbidity-Formazine turbidity$90.00
76. GB/T 12152-2007Water for boiler and cooling system-Determination of mineral oil$130.00
77. GB/T 12157-2022Determination of dissolved oxygen in water for industrial circulating cooling system and boiler$245.00
78. GB/T 12160-2019Metallic materials - Calibration of extensometers systems used in uniaxial testing$620.00
79. GB/T 12167-2006Aluminium alloy grip clamps of tension wire for live working$170.00
80. GB/T 12167-2026Wire clamps for live working$260.00
81. GB/T 12173-2008Mining electrical apparatus for non hazardous area$120.00
82. GB/T 12179-2013General specification for noise generator$260.00
83. GB/T 12182-2018General specification for secondary surveillance radar of air traffic control$480.00
84. GB/T 12183-2018General specification for airbrone transponder of air traffic control$420.00
85. GB/T 12184.1-2022Information processing - Magnetic ink character recognition - Part 1: Print specifications for E13B$605.00
86. GB/T 12184.2-2022Information processing - Magnetic ink character recognition - Part 2: Print specifications for CMC7$365.00
87. GB/T 12190-2021Method for measuring the shielding effectiveness of electromagnetic shielding enclosures$530.00
88. GB/T 12199-2000Environmental testing requirements and methods for non-broadcast video tape recorders$110.00
89. GB/T 12200.1-1990Chinese information processing--Vocabulary--Part 01:Fundamental terms$140.00
90. GB/T 12200.2-1994Chinese information processing--Vocabulary--Part 02:Chinese and Chinese character$290.00
91. GB/T 12208-2008Test methods of components and impurities of the manufactured gas$515.00
92. GB/T 12212-2012Technical drawings - Dimensions,proportions and simplified representation for welding symbols$440.00
93. GB/T 12214-2019Silica sand and flour for investment casting$150.00
94. GB/T 12215-2019Bauxite sand and flour for investment casting$150.00
95. GB/T 12222-2023Multi-turn valve actuator attachments$275.00
96. GB/T 12223-2023Part-turn valve actuator attachments$335.00
97. GB/T 12224-2015General requirements for industrial steel valves$450.00
98. GB/T 12225-2018General purpose industrial valves - Specification of copper alloy castings$120.00
99. GB/T 12226-2025General purpose industrial valves - Technical specification for gray iron castings$185.00
100. GB/T 12227-2025General purpose industrial valves - Technical specification for ductile iron castings$260.00
101. GB/T 12228-2025General purpose industrial valves - Technical specification for carbon steel forgings$245.00
102. GB/T 12229-2025General purpose Industrial valves - Technical specification for carbon steel castings$260.00
103. GB/T 12230-2023General purpose industrial valves - Specification of stainless steel castings$245.00
104. GB/T 12232-2025General purpose industrial valves - Flanged iron gate valves$260.00
105. GB/T 12233-2025General purpose industrial valves - Casting iron globe valves and lift check valves$200.00
106. GB/T 12234-2019Bolted bonnet steel gate valves for petroleum and natural gas industries$320.00
107. GB/T 12235-2025Steel globe valves and lift check valve for petroleum, petrochemical and allied industries$395.00
108. GB/T 12236-2025Steel swing check valve for petroleum, petrochemical and allied industries$395.00
109. GB/T 12237-2021Steel ball valves for petroleum, petrochemical and allied industries$305.00
110. GB/T 12238-2008Flanged and wafer resilient seal butterfly valves$90.00
111. GB/T 12239-2008Industrial valves - Diaphragm valves made of metallic materials$90.00
112. GB/T 12240-2008Iron plug valves$140.00
113. GB/T 12241-2021Safety valves - General requirements$230.00
114. GB/T 12242-2021Pressure relief devices - Performance test code$860.00
115. GB/T 12243-2021Spring loaded safety valves$350.00
116. GB/T 12244-2025Pressure reducing valves - General requirements$125.00
117. GB/T 12245-2025Methods of performance test for pressure reducing valves$260.00
118. GB/T 12246-2025Pilot operated pressure reducing valves$200.00
119. GB/T 12250-2023Automatic steam traps - Marking$95.00
120. GB/T 12257-2023Laser therapeutic equipment - He-Ne laser equipment$110.00
121. GB/T 12265-2021Safety of machinery - Minimum gaps to avoid crushing of parts of the human body$170.00
122. GB/T 12272-1990Measuring method of radio-frequency high potential withstanding voltage for radio-frequency coaxial connectors$60.00
123. GB/T 12274.4-2021Quartz crystal controlled oscillators of assessed quality - Part 4: Sectional specification - Capability approval$305.00
124. GB/T 12274.401-2023Quartz crystal controlled oscillators of assessed quality - Part 4-1: Blank detail specification - Capability approval$235.00
125. GB/T 12275-1990The rule of type designation for quartz crystal oscillators$75.00
126. GB/T 12301-1999Detection methods for harmful gas evolved from non-dangerous cargo in holds$110.00
127. GB/T 12309-2026Industrial corn starch$155.00
128. GB/T 12325-2008Power quality - Deviation of supply voltage$150.00
129. GB/T 12326-2008Power quality - Voltage fluctuation and flicker$70.00
130. GB/T 12332-2008Metallic coatings—Electroplated coatings of nickel for engineering purposes$240.00
131. GB/T 12333-2025Metallic coatings - Electroplated coatings of copper for engineering purposes$545.00
132. GB/T 12337-2014Steel spherical tanks$1,160.00
133. GB/T 12339-2008Inner packaging materials in preservation$170.00
134. GB/T 12340-2008Specifications for aerophotogrammetric office operation of 1:25 000 1:50 000 1:100 000 topographic maps$410.00
135. GB/T 12341-2008Specifications for aerophotogrammetric field work of 1:25 000 1:50 000 1:100 000 topographic maps$630.00
136. GB/T 12343.1-2008Compilation specifications for national fundamental scale maps - Part 1:compilation specifications for 1:25 000 1:50 000 1:100 000 topographic maps$440.00
137. GB/T 12343.2-2008Compilation specifications for national fundamental scale maps - Part 2: compilation specifications for 1:250 000 topographic maps$440.00
138. GB/T 12343.3-2009Compilation specifications for national fundamental scale maps - Part 3: Compilation specifications for 1:500 000 1:1 000 000 topographic maps$360.00
139. GB/T 12345-1990Code of Chinese ideogram set for information interchange--Supplementary set$620.00
140. GB/T 12346-2021Nomenclature and location of meridian points$740.00
141. GB/T 12347-2025Steel wire ropes - Fatigue testing method$245.00
142. GB/T 12350-2022Safety requirements of small power motors$580.00
143. GB/T 12351-2008Environmental technical requirements of rotating electric machines for tropical use$200.00
144. GB/T 12355-2008Micrographics - Splices of microfilm with image - Dimensions and Operational Constraints$130.00
145. GB/T 12356-2008Micrographics - 16 mm planetary cameras - Test target for checking performance$80.00
146. GB/T 12359-2008Metric trapezoidal screw threads - Limits of sizes$590.00
147. GB/T 12360-2005Geometrical Product Specifications(GPS) Cone fit$170.00
148. GB/T 12361-2016Steel die forgings - General specification$110.00
149. GB/T 12362-2016Steel die forgings - Tolerance and machining allowance$360.00
150. GB/T 12363-2021Classification of forging functions$95.00
151. GB/T 12364-2007Networking technical requirement for the Domestic(GSO/FSS) satellite communication system$600.00
152. GB/T 12366-2009Guideline for the work of complex standardization$110.00
153. GB/T 12370-2025Bevel and hypoid gears - Terminology$1,055.00
154. GB/T 12371-2025Bevel gears - Information of the dimensional data to be given on the drawing$260.00
155. GB/T 12385-2025Standard test methods for sealability of gaskets for pipe flanges$260.00
156. GB/T 12401-1990Specificationof antenna (including feed network) and servo system used in domestic satellitecommunication earth stations$140.00
157. GB/T 12402-2000Classification and code for economic categories$50.00
158. GB/T 12404-1997Coding for subordination of organization$60.00
159. GB/T 12405-2008Coding for kind of increase or decrease number of workers in an organization$90.00
160. GB/T 12406-2022Codes for the representation of currencies$520.00
161. GB/T 12407-2008Codes for positions classes$114.00
162. GB/T 12409-2009Geographic grid$350.00
163. GB/T 12411-2006Test methods for jute and kenaf fibres$110.00
164. GB/T 12412-2024Yak$260.00
165. GB/T 12415-2015Pharmaceutical glass containers glassware stress examination methods$105.00
166. GB/T 12416-2025Glass - Hydrolytic resistance of glass grains at 121°C - Method of test and classification$200.00
167. GB/T 12418-2025Technical requirements of repairs for steel general purpose containers$560.00
168. GB/T 12419-2025Level classification, equipment configuration ,and construction requirements of container highway transit stations$260.00
169. GB/T 12428-2023Laden mass calculating method for bus$155.00
170. GB/T 12435-2015Industrial hexogen$210.00
171. GB/T 12436-1990Explosive--Determination of power--Lead block method$94.00
172. GB/T 12440-1990Explosive--Determination of brisance--Lead cylinder compression test$110.00
173. GB/T 12442-2019Test method for the hydroxyl groups content of silica glass$155.00
174. GB/T 12448-2010Woodworking machines - Programming method for the types$560.00
175. GB/T 12451-2023Cataloguing in publication data$390.00
176. GB/T 12452-2022General principles of water balance test$305.00
177. GB/T 12454-2017Method of evaluating luminous environment$360.00
178. GB/T 12455-2010The rationality of electricity usage in guesthouse and hotel$200.00
179. GB/T 12458-2017Coupling - Classification$190.00
180. GB/T 12459-2025Steel buttwelding piping fittings - Types and parameters$470.00
181. GB/T 12460-2006Application formats for oceanographic data records$3,200.00
182. GB/T 12464-2016wooden boxes$150.00
183. GB/T 12465-2017Piping compensatory couplings$740.00
184. GB/T 12466-2019Terminology of corrosion and protection for ship and marine engineering$230.00
185. GB/T 12470-2018Solid wire electrodes, tubular cored electrodes and electrode/flux combinations for submerged arc welding of creep-resisting steels$240.00
186. GB/T 12471-2009Geometrical product specifications (GPS) - Wooden part - Limit and fit$360.00
187. GB/T 12472-2003Geometrical Product Specifications(GPS)--Surface texture:Profile method--Surface roughness parameters and their values for wooden pieces$90.00
188. GB/T 12494-2025White oil for food-machinery$125.00
189. GB/T 12496.1-1999Test methods of wooden activated carbon--Determination of apparent density$20.00
190. GB/T 12496.10-1999Test methods of wooden activated carbon--Determination of methylene blue adsorption$40.00
191. GB/T 12496.11-1999Test methods of wooden activated carbon--Determination of quinine sulpoate adsorption$20.00
192. GB/T 12496.12-1999Test methods of wooden activated carbon--Determination of phenol adsorption$20.00
193. GB/T 12496.13-1999Test methods of wooden activated carbon--Determination of uncarbonized substances$20.00
194. GB/T 12496.14-1999Test methods of wooden activated carbon--Determination of cyanide$20.00
195. GB/T 12496.15-1999Test methods of wooden activated carbon--Determination of sulphide$20.00
196. GB/T 12496.16-1999Test methods of wooden activated carbon--Determination of chloride content$20.00
197. GB/T 12496.17-1999Test methods of wooden activated carbon--Determination of sulphate$109.00
198. GB/T 12496.18-1999Test methods of wooden activated carbon--Determination of acid-soluble substance$20.00
199. GB/T 12496.19-2015Test methods of wooden activated carbon - Determination of iron content$80.00
200. GB/T 12496.2-1999Test methods of wooden activated carbon--Determination of particle size distribution$20.00
201. GB/T 12496.20-1999Test methods of wooden activated carbon--Determination of zine content$20.00
202. GB/T 12496.21-1999Test methods of wooden activated carbon--Determination of calcium and magnesium content$20.00
203. GB/T 12496.22-1999Test methods of wooden activated carbon--Determination of heavy metals$20.00
204. GB/T 12496.3-1999Test methods of wooden activated carbon--Determination of ash content$20.00
205. GB/T 12496.5-1999Test methods of wooden activated carbon--Determination of carbon tetrechloride activity$20.00
206. GB/T 12496.6-1999Test methods of wooden activated carbon--Determination of abrasion resistance$20.00
207. GB/T 12496.7-1999Test methods of wooden activated carbon--Determination of pH$109.00
208. GB/T 12496.8-2015Test methods of wooden activated carbon - Determination of iodine number$130.00
209. GB/T 12496.9-2015Test methods of wooden activated carbon - Determination of decolorization of caramel$80.00
210. GB/T 12497-2006Three-phase induction motor's economic operation$170.00
211. GB/T 12498-2012Generic specification of rubidium frequency standard$230.00
212. GB/T 12506-2017General specification for wind-finding radar$540.00
213. GB/T 12510-2015Information technology - Universal keyboard layout of the alphanumeric zone for Uyghur$190.00
214. GB/T 12519-2021General specification of analytical instruments$125.00
215. GB/T 12521-2008Technical requirements for air diving decompression$200.00
216. GB/T 12522-2009Stainless steel bellows expansion joints$360.00
217. GB/T 12527-2008Aerial insulated cables for rated voltages up to and including 1kV$90.00
218. GB/T 12528-2008Rail vehicle cables with rated voltages up to and including 3kV$110.00
219. GB/T 12529.1-2008Graphic symbols and codes for grain and oil industry - Part 1: General items$470.00
220. GB/T 12529.2-2008Graphic symbols and codes for grain and oils industry - Part 2: Rice milling$260.00
221. GB/T 12529.3-2008Graphic symbols and codes for grain and oil industry - Part 3: Flour milling$260.00
222. GB/T 12529.4-2008Graphic symbols and codes for grain and oils industry - Part 4: Oils and fats industry$680.00
223. GB/T 12529.5-2010Graphic symbols and codes for grain and oil industry - Part 5: Storing and handling$350.00
224. GB/T 12533-2008Determination of extraneous matter in edible mushroom$70.00
225. GB/T 12534-1990Motor vehicles--General rules of road test method$50.00
226. GB/T 12535-2021Test method of starting performance for motor vehicle$155.00
227. GB/T 12536-2017Coastdown test method of motor vehicles$70.00
228. GB/T 12537-1990Motor vehicles--Towing performance--Test method$30.00
229. GB/T 12539-2018Motor vehicles steep hill climbing test method$70.00
230. GB/T 12540-2024Minimum turning circle diameter, turning clearance circle and swing-out value test method for motor vehicles and combination of vehicles$305.00
231. GB/T 12541-2023Motor vehicles passing capacity test method$335.00
232. GB/T 12542-2020Thermal balance capacity on-road test method for motor vehicles$190.00
233. GB/T 12544-2012Measurement of maximum speed of motor vehicles$70.00
234. GB/T 12545.2-2001Commercial vehicle--Fuel consumption test method$170.00
235. GB/T 12546-2007Motor vehicle - Ventilation and heat Insulation - Test method$30.00
236. GB/T 12547-2009Minimum stable speed test method for motor vehicles$50.00
237. GB/T 12548-2016Motor vehicles speedometer and odometer calibration method$65.00
238. GB/T 12552-2023Maximal safety depths for commercial diving$125.00
239. GB/T 12553-2005Fire performance requirements and test methods for fire fight vessels$110.00
240. GB/T 12554-2006Specifiication of injection moulds for plastics$110.00
241. GB/T 12555-2006Injection mould bases for plastics$380.00
242. GB/T 12556-2006Specification of injection mould bases for plastics$90.00
243. GB/T 12559-1990The patternes series for artwork master of printed circuits$200.00
244. GB/T 12564-2008Generic specification for photomultiplier tubes$770.00
245. GB/T 12565-1990Semiconductor devices--Sectional specification for optoelectronic devices$140.00
246. GB/T 12566-1990Interface for signal chain of sound and television broadcasting transmitting equipments$100.00
247. GB/T 12572-2008Universal requirements and measurement methods of parameters for radio transmitting equipment$390.00
248. GB/T 12573-2008Sampling method for cement$70.00
249. GB/T 12574-2023Determination of acid number in aviation turbine fuel$230.00
250. GB/T 12585-2020Rubber, vulcanized or thermoplastic. Rubber sheets and rubber-coated fabrics. Determination of transmission rate of volatile liquids(gravimetric technique)$170.00
251. GB/T 12598-2023Plastics - Ion exchange resin - Determination for the rate of sphericity after osmotic-attrition and attrition$230.00
252. GB/T 12601-1990Basic terminology of harmonic gear drive$130.00
253. GB/T 12602-2020Safety devices against over1oading for lifting appliances$190.00
254. GB/T 12603-2005Classifications and designations for metal heat treatment$30.00
255. GB/T 12604.1-2020Non-destructive testing - Terminology - Ultrasonic testing$890.00
256. GB/T 12604.10-2023Non-destructive testing - Terminology - Part 10: Magnetic memory testing$345.00
257. GB/T 12604.11-2015Non-destructive testing - Terminology - Terms for X-ray digital radioscopic testing$150.00
258. GB/T 12604.12-2021Non-destructive testing - Terminology - Part 12: Radiation methods for industrial computed tomography$365.00
259. GB/T 12604.13-2023Non-destructive testing - Terminology - Part 13: Ultrasonic testing with arrays$455.00
260. GB/T 12604.14-2024Non-destructive testing - Terminology - Part 14: Visual testing$280.00
261. GB/T 12604.5-2020Non-destructive testing terminology magnetic particle testing$245.00
262. GB/T 12604.6-2021Non-destructive testing - Terminology - Eddy current testing$665.00
263. GB/T 12604.7-2021Non-destructive testing - Terminology - Leak testing$640.00
264. GB/T 12604.8-2014Non-destructive testing-Terminology-Terms used in neutron testing$170.00
265. GB/T 12605-2008Non-destructive testing Test methods for radiographic testing of circumferential fusion-welded butt joints in metallic pipes and tubes$530.00
266. GB/T 12611-2008Technical requirements of quality control for metal parts to be coated$110.00
267. GB/T 12612-2005General specification for multifunctional solution of iron and steel surface treatment$110.00
268. GB/T 12620-2008Round and elongated apertures with round and square plate screens$90.00
269. GB/T 12621-2008Standard test method for stress relaxation of gaskets for pipe flanges$200.00
270. GB/T 12622-2008Standard test method for compressibility and recovery of gaskets for pipe flanges$130.00
271. GB/T 12624-2020Hand protection - General test methods$155.00
272. GB/T 12626.1-2009Hardboard - Part 1: Definitions and classification$70.00
273. GB/T 12626.2-2009Hardboard - Part 2: General requirements for all board types$70.00
274. GB/T 12626.3-2009Hardboard - Part 3: Sampling and measurement of test pieces$50.00
275. GB/T 12627-1990Generic specification for flexible disk drive$230.00
276. GB/T 12628-2008General specification for hard disk drive$260.00
277. GB/T 12631-2017Test method for resistance of conductors of printed boards$90.00
278. GB/T 12633-1990Terms for the measurements of the properties of the piezoelectric crystals$320.00
279. GB/T 12634-1990Test methods for electroelastic constants of piezoelectric crystals$230.00
280. GB/T 12635-1990Ceramic base body using in carbon film resistor$80.00
281. GB/T 12636-1990Stripline test method for complexpermittivity of microwave dielectric substrates$140.00
282. GB/T 12639-2021Methods of in-orbit testing for the payload performance of geostationary communication satellites$345.00
283. GB/T 12648-1990Generic specification for weather radars$140.00
284. GB/T 12649-2017Measuring methods for meteorological radar parameters$590.00
285. GB/T 12654-2018Writing paper$90.00
286. GB/T 12655-2017The basic performance requirements of cigarette paper$90.00
287. GB/T 12658-2008Paper, board and pulp - Determination of sodium content$90.00
288. GB/T 12665-2017Requirements of damp-heat testing of electrical machine for service in general environmental condition$130.00
289. GB/T 12666.1-2008Test method on a single wire or cable under fire conditions - Part 1: Vertical specimen flame test$80.00
290. GB/T 12666.2-2008Test method on a single wire or cable under fire conditions - Part 2: Horizontal specimen flame test$50.00
291. GB/T 12666.3-2008Test method on a single wire or cable under fire conditions - Part 3: Slanting specimen flame test$65.00
292. GB/T 12667-2012General specification for excitation assembly with semiconductors for synchronous motors$200.00
293. GB/T 12668.7201-2019Adjustable speed electrical power drive systems -- Part 7-201: Generic interface and use of profiles for power drive systems -- Profile type 1 specification$2,460.00
294. GB/T 12668.7301-2019Adjustable speed electrical power drive systems -- Part 7-301: Generic interface and use of profiles for power drive systems -- Mapping of profile type 1 to network technologies$2,580.00
295. GB/T 12668.7302-2021Adjustable speed electrical power drive systems - Part 7-302: Generic interface and use of profiles for power drive systems - Mapping of profile type 2 to network technologies$455.00
296. GB/T 12668.901-2021Adjustable speed electrical power drive systems - Part 9-1: Ecodesign for power drive systems, motor starters, power electronics and their driven applications - General requirements for setting energy efficiency standards for power driven equipment using$305.00
297. GB/T 12668.902-2021Adjustable speed electrical power drive systems - Part 9-2: Ecodesign for power drive systems, motor starters, power electronics and their driven applications - Energy efficiency indicators for power drive systems and motor starters$1,220.00
298. GB/T 12669-2012General specification for cascade speed control assembly with semiconductor converter$320.00
299. GB/T 12670-2008Polypropylene (PP) resin$130.00
300. GB/T 12671-2008Polystyrene (PS) resin$170.00
301. GB/T 12672-2025Acrylonitrile-Butadiene-Styrene (ABS) Resin$120.00
302. GB/T 12673-2019Motor vehicle main dimensions measurement method$440.00
303. GB/T 12674-2024Motor vehicles, trailers and combination vehicles mass parameters measurement method$185.00
304. GB/T 12677-1990Motor vehicles--Technical condition--Inspection method$70.00
305. GB/T 12678-2021Reliability running test method for motor vehicles$305.00
306. GB/T 12679-1990Motor vehicles--Durability running--Test method$80.00
307. GB/T 12680-2008Alcohol soluble dyes - Determination for general properties of application$150.00
308. GB/T 12683-2009Method for determining the tensile properties of photographic film and film base$150.00
309. GB/T 12684-2018Boron compound for industrial use - Methods of test$240.00
310. GB/T 12686-2017Glyphosate acid technical material$200.00
311. GB/T 12688.1-2019Test method of styrene for industrial use - Part 1: Determination of purity and hydrocarbon impurities - Gas chromatography$155.00
312. GB/T 12688.10-2020Test method of styrene for industrial use - Part 10: Determination of oxygenates - Gas chromatography$110.00
313. GB/T 12688.5-2019Test method of styrene for industrial use - Part 5: Determination of the content of total aldehydes - Titrimetric method$155.00
314. GB/T 12689.10-2004The methods for chemical analysis of zinc and zinc alloys--The determination of tin content--The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method$114.00
315. GB/T 12689.11-2004The methods for chemical analysis of zinc and zinc alloys--The determination of lanthanum and cerium contents--The tri-bromide arsenazo spectrophoto-metric method$80.00
316. GB/T 12689.12-2004The methods for chemical analysis of zincand zinc alloys--The determination of lead, cadmium, iron, copper, tin, aluminium, arsenic, stibium, magnesium lanthanum and cerium contents--The inductively coupled plasma-optical emission spectrometric method$50.00
317. GB/T 12689.2-2004The methods for chemical analysis of zinc and zinc alloys--The determination of arsenic content--The atomic fluorescence spectrometer method$114.00
318. GB/T 12689.3-2004The methods forchemical analysis of zinc and zinc alloys--The determination of cadmium content--The flame atomic absorption spectrometric method$80.00
319. GB/T 12689.4-2004The methods for chemical analysis of zinc and zinc alloys--The determination of copper content--The lead diethyldithio-carbamate spectrophotometric method and the flame atomic absorption spectrometric method and the electrolytic method$80.00
320. GB/T 12689.5-2004The methods for chemical analysis of zinc and zinc alloys--The determination of iron content--The sultosalicylic acid spectrometric method and the flame atomic absorption spectrometric method$135.00
321. GB/T 12689.8-2004The methods for chemical analysis of zinc and zinc alloys--The determination of silicon content--The molybdenum blue spectrophotometric method$80.00
322. GB/T 12689.9-2004The methods for chemical analysis of zinc and zinc alloys--The determination of antimony content--The atomic fluorescence spectrometer and the flame atomic absorption spectrometric method$135.00
323. GB/T 12690.1-2022Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 1: Determination of carbon and sulfur contents - High frequency-infrared absorption method$110.00
324. GB/T 12690.10-2003Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of phosphorus content by molybdenum blue spectrophotometric method$114.00
325. GB/T 12690.11-2025Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 11: Determination of magnesium content - Flame atomic absorption spectrometric method$140.00
326. GB/T 12690.12-2024Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxides - Part 12: Determination of thorium and uranium - Inductively coupled plasma mass spectrometry$250.00
327. GB/T 12690.13-2026Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxides - Part 13: Determination of molybdenum and tungsten content$245.00
328. GB/T 12690.14-2006Chemical analysis methods of non-rare earth impurities in rare earth metals and their oxides Determination of titanium in rare earth metals$110.00
329. GB/T 12690.15-2018Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides-Part 15: Determination of calcium content$240.00
330. GB/T 12690.16-2010Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 16: Determination of fluorine content - Ion selective electrode analysis$110.00
331. GB/T 12690.17-2010Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 17: Determination of niobium and tantalum contents of rare earth metals$170.00
332. GB/T 12690.18-2017Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides - Part 18: Determination of zirconium content$120.00
333. GB/T 12690.19-2018Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 19: Determination of arsenic and mercury contents$150.00
334. GB/T 12690.2-2015Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxides - Part 2: Determination of the loss on ignition of rare earth oxides - Gravimetric method$50.00
335. GB/T 12690.20-2024Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 20: Determination of minor amounts of fluorine and chlorine in rare earth oxides - Ion chromatography method$180.00
336. GB/T 12690.21-2024Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 21: Determination of sulfate radical content in rare earth oxides - Barium sulfate turbidimetry$200.00
337. GB/T 12690.3-2015Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxides - Part 3: Determination of the water content of rare earth oxides - Gravimetric method$50.00
338. GB/T 12690.4-2021Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 4: Determination of oxygen and nitrogen contents - Impulse-infrared absorption and impulse-thermal conductivity method$110.00
339. GB/T 12690.5-2017Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxides - Part 5: Determination of cobalt, manganese, lead, nickel, copper, zinc, aluminium, chromium, magnesium, cadmium, vanadium and iron$140.00
340. GB/T 12690.6-2017Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides - Part 6: Determination of iron content - Kslium thiocyanate, 1,10-Phenanthroline spectrophotometric method$90.00
341. GB/T 12690.7-2021Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 7: Determination of silicon content$230.00
342. GB/T 12690.8-2021Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 8: Determination of sodium content$245.00
343. GB/T 12690.9-2003Chemical analysis methods for non-rare earth impurities of rare earth metals andtheir oxides--Determination of chlorine content--Silver nitrate turbidimetric method$114.00
344. GB/T 12691-2021Air compressor oils$155.00
345. GB/T 12692.2-2021Products from petroleum, synthetic and renewable sources - Fuels (class F)classification - Part 2: Categories of marine fuels$85.00
346. GB/T 12701-2014Ethylene and propylene for industrial use - Determination of trace oxygenates - Gas chromatographic method$130.00
347. GB/T 12703.2-2021Textiles - Test methods for electrostatic propensity - Part 2: Test method using manual friction$290.00
348. GB/T 12703.3-2009Textiles - Evaluation of electrostatic properties - Part 3: Electric charge$80.00
349. GB/T 12703.4-2010Textile - Evaluation for electrostatic properties - Part 4: Resistivity$230.00
350. GB/T 12703.5-2020Textiles. Test methods for electrostatic propensity - Part 5: Test method using rotary mechanical friction$245.00
351. GB/T 12703.6-2010Textile - Evaluation for electrostatic properties - Part 6: Fibre resistance leak$70.00
352. GB/T 12703.7-2010Textile - Evaluation for electrostatic properties - Part 7: Dynamic voltageo of static electricity$70.00
353. GB/T 12703.8-2020Textiles. Test methods for electrostatic propensity - Part 8: Test method using horizontal mechanical friction$215.00
354. GB/T 12704.1-2009Textiles - Test method for water-vapour transmission of fabrics - Part 1: Desiccant method$50.00
355. GB/T 12704.2-2009Textiles - Test method for water-vapour transmission of fabrics - Part 2: Water method$50.00
356. GB/T 12705.1-2024Textile - Methods of testing the down-proof property - Part 1: Rubbing test$185.00
357. GB/T 12705.2-2024Textile - Methods of testing the down-proof property - Part 2: Tumble test$260.00
358. GB/T 12706.1-2020Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV) - Part 1: Cables for rated voltage of 1 kV (Um=1.2 kV) and 3 kV (Um=3.6 kV)$890.00
359. GB/T 12706.2-2020Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV) - Part 2: Cables for rated voltages from 6 kV (Um=7.2 kV) up to 30 kV (Um=36 kV)$590.00
360. GB/T 12706.3-2020Power cables with extruded insulation and their accessories for rated voltages from 1kV (Um=1.2kV) up to 35kV (Um=40.5kV) - Part 3: Cables for rated voltages of 35kV(Um=40.5kV)$570.00
361. GB/T 12706.4-2020Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV) - Part 4: Test requirements on accessories for cables with rated voltages from 6 kV (Um=7.2 kV) up to 35 kV (Um=40.5 kV)$350.00
362. GB/T 12712-2023Technical management requirements for condensate recovery and automatic steam traps of steam heating system$310.00
363. GB/T 12714-2009Americium-241 Beryllium neutron sources$140.00
364. GB/T 12717-2007Test method of acetates for industrial use$200.00
365. GB/T 12718-2009High-tensile steel chains ( round link ) for mining$190.00
366. GB/T 12719-2021Exploration specification of hydrogeology and engineering geology in mining areas$620.00
367. GB/T 12723-2024General principles for establishing allowance of energy consumption per unit throughput$180.00
368. GB/T 12725-2011General specification for alkaline nickel-iron rechargeable batteries$170.00
369. GB/T 12728-2006Terms of edible mushroom$680.00
370. GB/T 12729.2-2020Spices and condiments - Sampling$75.00
371. GB/T 12729.3-2020Spices and condiments - Preparation of a ground sample for analysis$95.00
372. GB/T 12729.4-2020Spices and condiments - Determination of degree of fineness of grinding (hand sieving method)$70.00
373. GB/T 12729.5-2020Spices and condiments - Determination of extraneous matter content$70.00
374. GB/T 12730-2018Narrow V-belt for general drive$210.00
375. GB/T 12735-2014Belt drives-V-belts for the agricultural machinery-Fatigue test$130.00
376. GB/T 12736-2021Conveyor belts - Determination of strength of mechanical fastenings - Static test method$155.00
377. GB/T 12738-2025Ropeway - Terminology$740.00
378. GB/T 12742-1991The specifications of testing equipment and measuring appliance for bicycle$290.00
379. GB/T 12742-2026Technical requirements for bicycle testing equipment and measuring appliances$545.00
380. GB/T 12745-2007Geotechnical engineering instrument for test cone static or dynamic penetrometer$240.00
381. GB/T 12746-2007Geotechnical engineering instrument for test penetration test apparatus$90.00
382. GB/T 12747.1-2017Shunt power capacitors of the self-healing type for a.c. systems having a rated voltage up to and including 1 000 V -- Part 1: General -- Performance, testing and rating -- Safety requirements -- Guide for installation and operation$420.00
383. GB/T 12753-2020Steel wire ropes for conveyer belts$190.00
384. GB/T 12754-2019Prepainted steel sheet and strip$140.00
385. GB/T 12755-2008Profiled steel sheet for building$110.00
386. GB/T 12756-2018Zinc-coated steel wire ropes for high-pressure rubber hose$120.00
387. GB/T 12757-2017Thermal protective aids for life-saving$110.00
388. GB/T 12758-2023General specification of signal system for urban rail transit$490.00
389. GB/T 12760-2018Cylindrical worm and wormwheel information of the dimensional data to be givem on the drawing$100.00
390. GB/T 12761-2025Raise-boring machines$245.00
391. GB/T 12763.1-2007Specifications for oceanographic survey - Part 1: General$350.00
392. GB/T 12763.10-2007Specification for oceanographic survey - Part 10: Submarine topography and geomorphology$680.00
393. GB/T 12763.11-2007Specifications for oceanographic survey - Part 11; marine engineering geological investigation$620.00
394. GB/T 12763.2-2007Specifications for oceanographic survey - Part 2: marine hydrographic observation$590.00
395. GB/T 12763.3-2020Specifications for oceanographic survey - Part 3:Marine meteorological observations$605.00
396. GB/T 12763.4-2007Specifications for oceanographic survey - Part 4: Survey of chemical parameters in sea water$1,040.00
397. GB/T 12763.5-2007Specifications for oceanographic survey - Part 5: Survey of acoustical and optical parameters in the sea$770.00
398. GB/T 12763.6-2007Specifications for oceanographic survey - Part 6: Marine biological survey$2,480.00
399. GB/T 12763.7-2007The specifications for oceanographic survey - Part 7: Exchange of oceanographic survey data$1,760.00
400. GB/T 12763.8-2007Specifications for oceanographic survey - Part 8: Marine geology and geophysics survey$890.00
401. GB/T 12763.9-2007Specifications for oceanographic survey - Part 9: Guidelines for marine ecological survey$290.00
402. GB/T 12764-2019Rolling bearings - Needle roller bearings with drawn cup and without inner ring - Boundary dimensions, geometrical product specifications (GPS) and tolerance values$210.00
403. GB/T 12765-2023Spherical plain bearings - Mounting dimensions$185.00
404. GB/T 12766-2026Animal fats and oils - Determination of melting point$170.00
405. GB/T 12767-1991Powder metallurgy products--Surface roughness--Parameters and their values$80.00
406. GB/T 12769-2025Titanium-clad copper bar$215.00
407. GB/T 12770-2012Welded stainless steel tubes for mechanical structures$200.00
408. GB/T 12770-2025Welded stainless steel tubes for mechanical structures$290.00
409. GB/T 12771-2019Welded stainless steel pipes for fluid transport$170.00
410. GB/T 12773-2021Valve steel and superalloy bars for internal combustion engines$245.00
411. GB/T 12777-2019General specification for metal bellows expansion joints$1,210.00
412. GB/T 12782-2022Requirement and test method of heating performance for motor vehicle$990.00
413. GB/T 12783-2000Editorial nominating method for the modeldesignation of rubber and plastics machinery$290.00
414. GB/T 12784-2017Pressurized kneader for rubber and plastics$210.00
415. GB/T 12785-2014Test methods for submersible motor-pumps$980.00
416. GB/T 12786-2021General technical conditions for automatic internal combustion engine power stations$440.00
417. GB/T 12787-2020Radiation protection instrumentation. Warning equipment for criticality accidents$245.00
418. GB/T 12788-2021Criteria for class 1E power systems for nuclear power plants$365.00
419. GB/T 12790-2008Method for identification of documents related to safety class 1E equipment and systems for nuclear power plants$130.00
420. GB/T 12793-1991Generic specification for installing and removal tools for connectors electrical contact$110.00
421. GB/T 12796.1-2012Permanent ferrite magnets - Part 1: Generic specification$110.00
422. GB/T 12796.2-2012Permanent ferrite magnets - Part 2: Sectional specification for permanent ferrite magnets for use in micromotors$130.00
423. GB/T 12798-2012Axial lead cores made of magnetic oxides or iron powder$170.00
424. GB/T 12801-2008General principles for the requirements of safety and health in production process$140.00
425. GB/T 12803-2015Laboratory glassware - Conical graduated$120.00
426. GB/T 12807-2021Laboratory glassware - Graduated pipettes$245.00
427. GB/T 12808-2015Laboratory glassware - One mark pipettes$90.00
428. GB/T 12810-2021Laboratory glassware - Capacity methods testing and use of volumetric instruments$245.00
429. GB/T 12811-2025Test method for average cell size of rigid cellular plastics$200.00
430. GB/T 12817-2021General technical specification for railway passenger car$230.00
431. GB/T 12818-2021Rules for the inspection and testing of railway passenger cars after completion of construction$260.00
432. GB/T 12827-2008Standard reference acetylene blank and standard practice for evaluation$80.00
433. GB/T 12839-2020Terms and definitions of tyre valves$480.00
434. GB/T 12840-1996Reliability requirements and testing methods for tape transport mechanism of cassette tape recorders$140.00
435. GB/T 12841-2000Generic specification for the transportmechanism of cassette tape recorders$230.00
436. GB/T 12842-1991Terminology for film integrated circuits and hybrid film integrated circuits$290.00
437. GB/T 12847-1991Blank detail specification for hydrogen thyratrons$370.00
438. GB/T 12854-1991Blank detail specification for pulse modulator tubes$290.00
439. GB/T 12855-1991Application and care for small power transmitting tubes$74.00
440. GB/T 12858-1991Environment requirements and testmethods for ground radio-navigation equipments$380.00
441. GB/T 12897-2006Specifications for first and second order levelling$540.00
442. GB/T 12898-2009Specifications for the third and fourth order leveling$480.00
443. GB/T 12901-2026Gum turpentine$260.00
444. GB/T 12902-2026Analytical methods for turpentine$545.00
445. GB/T 12903-2025Personal protective equipment terminology$2,465.00
446. GB/T 12905-2019Bar code terminology$480.00
447. GB/T 12906-2008Bar code for China standard book number$190.00
448. GB/T 12907-2008Codabar Bar Code$260.00
449. GB/T 12911-2025Paper and board - Determination of the ink absorbency$185.00
450. GB/T 12913-2008Capacitor tissue paper$200.00
451. GB/T 12914-2018Paper and board -- Determination of tensile properties -- Constant rate of elongation method (20mm/min)$155.00
452. GB/T 12916-2024Specification for marine metallic propeller$365.00
453. GB/T 12917-2009Oily water separating equipment$140.00
454. GB/T 12918-2023Technical condition for oil discharge monitoring and control systems for oil tankers$245.00
455. GB/T 12919-2017Specification for cleaning equipments of air source in ship$150.00
456. GB/T 12920-2008General specification for pneumatic system of ship$140.00
457. GB/T 12922-2025Elastic damping leaf coupling$560.00
458. GB/T 12923-2011Terminology for ship technology - Shipbuilding and ship repair facilities$340.00
459. GB/T 12924-2008Terminology for ship technology - Hull construction and installation technology$650.00
460. GB/T 12926-2025Terminology for ship technology - Ship construction quality inspection$500.00
461. GB/T 12928-2008Marine reciprocating air compressor for medium pressure and low pressure$230.00
462. GB/T 12929-2008Marine reciprocating air compressor for high pressure$230.00
463. GB/T 12932-2010Shipbuilding-jib cranes$140.00
464. GB/T 12940-2023Technical specification for silver-graphite electrical contacts$230.00
465. GB/T 12944-2011High-voltage ceramic wall bushings$360.00
466. GB/T 12945-2003Jute fiber$110.00
467. GB/T 12946-2003Kenaf fiber$110.00
468. GB/T 12947-2008Fresh citrus$170.00
469. GB/T 12951-2009Americium-241 alpha sources for ionization smoke fire detectors$155.00
470. GB/T 12956-2023The requirements for bathroom fixtures$155.00
471. GB/T 12957-2005Test method for activity of industrial waste slag used as addition to cement$50.00
472. GB/T 12957-2026Test method for the activity of industrial waste slag used as a cement addition$155.00
473. GB/T 12959-2024Test methods for heat of hydration of cement$485.00
474. GB/T 12960-2019Quantitative determination of constituents of cement$190.00
475. GB/T 12962-2015Monocrystalline silicon$150.00
476. GB/T 12963-2022Electronic-grade polycrystalline silicon$155.00
477. GB/T 12964-2018Monocrystalline silicon polished wafers$150.00
478. GB/T 12965-2018Monocrystalline silicon as cut wafers and lapped wafers$150.00
479. GB/T 12966-2022The methods for determining aluminium and aluminium alloys conductivity using eddy current$455.00
480. GB/T 12967.1-2020Test methods for anodic oxidation coatings and organic polymer coatings of aluminium and aluminium alloys-Part 1: Measurement of abrasion resistance$335.00
481. GB/T 12967.3-2022Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys - Part 3 : Salt spray test$335.00
482. GB/T 12967.4-2022Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys - Part 4: Determination of ultraviolet light and heat resistance$215.00
483. GB/T 12967.5-2022Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys - Part 5:Assessment of resistance to cracking$200.00
484. GB/T 12967.6-2022Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys - Part 6: Determination of color and appearance$170.00
485. GB/T 12968-1991Eddy current decay method formeasurement of resistivity and residual resistance ratio of pure metals$80.00
486. GB/T 12969.1-2007Method of ultrasonic inspection for titanium and titanium alloy tubes$110.00
487. GB/T 12969.2-2007Method of eddy current inspection for titanium and titanium alloy tubes$110.00
488. GB/T 12970.1-2009Flexible copper stranded conductors for electrical purposes - Part 1: General requirements$90.00
489. GB/T 12970.2-2009Flexible copper stranded conductors for electrical purposes - Part 2: Flexible copper stranded conductors$150.00
490. GB/T 12970.3-2009Flexible copper stranded conductors for electrical purposes - Part 3: Flexible copper wire for antenna$70.00
491. GB/T 12970.4-2009Flexilbe copper stranded conductors for electrical purposes - Part 4: Copper wires for electric brush$90.00
492. GB/T 12971.1-2023Trolley and contact wires for electric traction - Part 1: Copper and copper-alloy contact wires$305.00
493. GB/T 12971.2-2023Trolley and contact wires for electric traction - Part 2: Aluminium and steel composite contact wires$245.00
494. GB/T 12972.1-2008Flexible rubber-sheathed cables for mining purposes - Part 1: General requirements$240.00
495. GB/T 12972.10-2008Flexible rubber-sheathed cables for mining purposes - Part 10: Miner's cap lamp cords$90.00
496. GB/T 12972.2-2008Flexible rubber-sheathed cables for mining purposes - Part 2: Flexible coalcutter cables for rated voltages up to 1.9/3.3kV$130.00
497. GB/T 12972.3-2008Flexible rubber-sheathed cables for mining purposes - Part 3: Trailing coalcutter cables with monitoring core and semiconducting screens for rated voltage of 0.66/1.14kV$230.00
498. GB/T 12972.4-2008Flexible rubber-sheathed cables for mining purposes - Part 4: Flexible coalcutter cables with individual metallic screens for rated voltages up to 1.9/3.3kV$170.00
499. GB/T 12972.5-2008Flexible rubber-sheathed cables for mining purposes - Part 5: Flexible cables for rated voltages up to 0.66/1.14kV$150.00
500. GB/T 12972.6-2008Flexible rubber-sheathed cables for mining purposes - Part 6: Flexible cables with monitoring core and metallic screens for rated voltages up to 6/10kV$150.00