Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
NB/T 10953-2022 |
Easy-to-weld high-strength and ultra-high-strength steel plates for hydraulic supports in coal mines {译} 煤矿液压支架用易焊接高强度及超高强度钢板 |
China Energy Industry
Standards Easy weld high |
English PDF |
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