Chinese National Standards
Browse selected Chinese national standards, including mandatory GB standards and recommended GB/T standards prepared for English search and inquiry workflows.
Browse subcategories (2)
GB/T 40716-2021
PublishedTest method for air retention of motor vehicle tyres
- Issued
- 2021-10-11
- Effective
- 2022-05-01
GB/T 40006.7-2021
WithdrawnPlastics—Recycled plastics—Part 7: Polycarbonate(PC) materials
- Issued
- 2021-10-11
- Effective
- 2022-05-01
GB/T 40006.8-2021
WithdrawnPlastics—Recycled plastics—Part 8: Polyamide (PA) materials
- Issued
- 2021-10-11
- Effective
- 2022-05-01
GB/T 40006.9-2021
WithdrawnPlastics—Recycled plastics—Part 9:Poly(ethylene terephthalate) (PET) materials
- Issued
- 2021-10-11
- Effective
- 2022-05-01
GB/T 20452-2021
WithdrawnGB/T 38146.3-2021
PublishedGB/T 40519-2021
PublishedDesign requirements for atomic oxygen protection of spacecraft
- Issued
- 2021-08-20
- Effective
- 2022-03-01
GB/T 40518-2021
PublishedGuideline of technology readiness assessment for aerospace engineering
- Issued
- 2021-08-20
- Effective
- 2022-03-01
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