Chinese National Standards

Inspection of appearance quality of yarns made of cotton, man-made fibres and their blends wound on blackboard—Part 1: Comprehensive assessment

Issued

2026-07-02

Effective

2027-08-01

Steel fiber reinforced concrete manhole cover

Issued

2026-07-02

Effective

2027-02-01

Technical requirements for the system of skid-resistant and wear-resistant modified epoxy coating of roads and bridges

Issued

2026-07-02

Effective

2027-02-01

Test methods of ceramic tiles—Part 4: Determination of modulus of rupture and breaking strength

Issued

2026-07-02

Effective

2027-02-01

Light conveyor belts

Issued

2026-07-02

Effective

2027-02-01

Iron-bearing dust and sludge—Determination of bismuth content—Flame atomic absorption specotrometry

Issued

2026-07-02

Effective

2027-02-01

Method of testing desiccants for refrigerant drying

Issued

2026-07-02

Effective

2027-02-01

Technical safety requirements for management, operation, inspection and maintenance of hand-held motor-operated electric tools

Issued

2026-07-02

Effective

2027-02-01

Greenhouse gases—Quantification method and requirements for carbon footprint of products—Coal fired power generation

Issued

2026-07-02

Effective

2027-02-01