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NA 021

DIN Standards Committee Iron and Steel

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Projects of NA 021

Number: 157

ISO/DIS 4691 2025-10-08 Iron ores - Determination of titanium - Diantipyrylmethane spectrophotometric method More  Comment 
ISO/DIS 2599 2025-10-08 Iron ores - Determination of phosphorus content - Titrimetric method More  Comment 
ISO/DIS 4687-1 2025-10-08 Iron ores - Determination of phosphorus content - Part 1: Molybdenum blue spectrophotometric method More  Comment 
ISO/DIS 4694 2025-10-08 Iron ores - Determination of fluorine content - Ion-selective electrode method More  Comment 
DIN EN 10131 2025-10-06 Cold rolled uncoated and zinc or zinc-nickel electrolytically coated low carbon and high yield strength steel flat products for cold forming - Tolerances on dimensions and shape More  Comment 
DIN EN 10143 2025-10-06 Continuously hot-dip coated steel sheet and strip - Tolerances on dimensions and shape More  Comment 
ISO/WD TR 26176 2025-08-29 Recycled iron-steel raw materials More  Comment 
ISO/AWI 16742 2025-06-18 Iron ores - Sampling of slurries More  Comment 
ISO/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/CD 15835-2 2025-06-11 Steels for the reinforcement of concrete - Reinforcement couplers for mechanical splices of bars - Part 2: Test methods More  Comment 

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