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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 mandatory national standards GB/T recommended national standards

GB/T 38725.3-2026

Upcoming

Spoolable reinforced plastic pipe—Part 3:Steel reinforced thermoplastic coiled pipe

Issued: 2026-07-30
Effective: 2027-02-01

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GB/T 32541-2026

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Quality control system for heat treatment

Issued: 2026-07-30
Effective: 2027-02-01

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GB/T 48026-2026

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Technical requirements for construction of meteorological observation system for well-facilitated farmland

Issued: 2026-07-30
Effective: 2027-02-01

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GB/T 2426-2026

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Livestock and poultry breed（synthetic lines）—Xinjiang finewool sheep

Issued: 2026-07-30
Effective: 2027-02-01

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GB 1523-2026

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Issued: 2026-07-30
Effective: 2027-08-01

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GB/T 20671.11-2026

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Classification system and test methods for nonmetallic gasket materials—Part 11：Test method for determining resistance of synthetic polymeric materials to fungi

Issued: 2026-07-30
Effective: 2027-02-01

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GB/T 28292-2026

Upcoming

Technical specification for recycling and utilization of Fe-bearing dusts and sludges in iron and steel industry

Issued: 2026-07-30
Effective: 2027-02-01

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GB/T 30825-2026

Upcoming

Pyrometry for heat treatment

Issued: 2026-07-30
Effective: 2027-02-01

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GB/T 48037-2026

Upcoming

Measurement methods of luminance distribution for planar light sources and luminaires

Issued: 2026-07-30
Effective: 2027-02-01

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