1 元券圆棒钢板NiCrMoMnBML￥90去看看启明金属材料发布了37MnB536CrB441NiCrMo7-3-2圆棒ML35MnBML37CrBML20MnTiB钢板1 元券圆棒钢板NiCrMoMnBML￥90去看看启明金属材料发布了37MnB536CrB441NiCrMo7-3-2圆棒ML35MnBML37CrBML20MnTiB钢板1 元券钢棒冷镦M142CrM0MnBML￥90去看看启明金属材料发布了ML15MnBML15MnVBM120MnT-BM100CrMoM135CrMo冷镦钢棒M142CrM0
