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…