GB/T Recommended National Standards
Browse selected GB/T standards used in quality, testing, product compliance, and China market-entry workflows.
GB/T 9996.1-2026
UpcomingGB/T 26537-2026
UpcomingGB/T 47887-2026
Upcoming- Issued
- 2026-07-02
- Effective
- 2027-02-01
GB/T 3810.4-2026
UpcomingTest methods of ceramic tiles—Part 4: Determination of modulus of rupture and breaking strength
- Issued
- 2026-07-02
- Effective
- 2027-02-01
GB/T 23677-2026
UpcomingGB/T 47974.1-2026
UpcomingIron-bearing dust and sludge—Determination of bismuth content—Flame atomic absorption specotrometry
- Issued
- 2026-07-02
- Effective
- 2027-02-01
GB/T 23680-2026
UpcomingMethod of testing desiccants for refrigerant drying
- Issued
- 2026-07-02
- Effective
- 2027-02-01
GB/T 3787-2026
Upcoming- Issued
- 2026-07-02
- Effective
- 2027-02-01
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