Q500NHB舞钢期货订轧Q500NHB数控火焰切割
1、Q500NHB钢板执行标准：GB/T41712、Q500NHB钢板交货状态：热轧、控轧、正火3、Q500NHB钢板化学成分、熔炼分析CSiMnPSNiCrMoCuNbVTiAltZr≤0.12≤0.65≤2≤0.025≤0.030.12~0.650.3~1.25≤0.30.2~0.550.015~0.060.02~0.120.02~0.1≥0.02≤0.15成分备注：为改善性能，根据…
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