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NA 021

DIN Standards Committee Iron and Steel

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Projects of NA 021

Number: 137

ISO/AWI TR 26176 2025-08-29 Recycled iron-steel raw materials More  Comment 
ISO/FDIS 8458-3 2025-06-23 Steel wire for mechanical springs - Part 3: Oil-hardened and tempered wire More  Comment 
ISO/FDIS 8458-2 2025-06-23 Steel wire for mechanical springs - Part 2: Patented cold-drawn non-alloy steel wire More  Comment 
ISO/FDIS 8458-1 2025-06-23 Steel wire for mechanical springs - Part 1: General requirements More  Comment 
ISO/AWI 16742 2025-06-18 Iron ores - Sampling of slurries More  Comment 
ISO/CD TS 9516-2 2025-06-18 Iron ores - Determination of various elements by X-ray fluorescence spectrometry - Part 2: Single element calibration procedure More  Comment 
ISO/AWI 6435 2025-06-11 Stainless steel bars for the reinforcement of concrete More  Comment 
ISO/AWI 15835-2 2025-06-11 Steels for the reinforcement of concrete - Reinforcement couplers for mechanical splices of bars - Part 2: Test methods More  Comment 
ISO/AWI 15835-1 2025-06-11 Steels for the reinforcement of concrete - Reinforcement couplers for mechanical splices of bars - Part 1: Requirements More  Comment 
ISO/AWI 14655 2025-06-11 Epoxy-coated strand for the prestressing of concrete More  Comment 

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