Chinese National Standards

Guidelines for safe use of electricity

Issued

2026-07-02

Effective

2027-02-01

Rare earth-based hydrogen storage alloys—Test method for thermodynamic properties of hydrogenation dehydrogenation reactions

Issued

2026-07-02

Effective

2027-02-01

Space environment—Ground-based observation data—Part 2：File format

Issued

2026-07-02

Effective

2026-11-01

Bypass thyristors of converter valves for high-voltage direct current power transmission using voltage sourced converters

Issued

2026-07-02

Effective

2027-02-01

Ultra-high-molecular-weight polyethylene (PE-UHMW) Resin

Issued

2026-07-02

Effective

2027-02-01

Method for ultrasonic testing of thick steel plates

Issued

2026-07-02

Effective

2027-02-01

Absorbable/resorbable biomaterials characterized by different density from surrounding tissue—Determination of the biodegradation in vivo—X-ray microCT test method

Issued

2026-07-02

Effective

2027-08-01

Marine water lubricated stern shaft sealing device

Issued

2026-07-02

Effective

2026-11-01

Terms of fiber reinforced cement and related products

Issued

2026-07-02

Effective

2027-02-01