GB/T 20671.4-2026
Upcoming- Issued
- 2026-07-30
- Effective
- 2027-02-01
Browse Chinese standards for steel, non-ferrous metals, metal alloys, metallurgy, material properties and metal testing.
Spoolable reinforced plastic pipe—Part 3:Steel reinforced thermoplastic coiled pipe
Technical requirements for green procurement, storage and packaging of steel industry products
Wrought superalloy—Welding electrode wires and rods
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