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供11SMn30易切削钢11SMn31六角棒12L14圆钢11SMn33 11SMn34实心棒
44SMnPb28易切削钢11SMN33 SUM24l11圆钢1014六角棒Y45CaS G12L14
1011 Y15PB易切削钢 1.0715 Y08环保易切钢 11SMN33 冷拉六角棒
10B33 易切削钢 11SMn37易车铁 y12圆棒 1.4305圆钢 1144光亮棒
美标Y101PB 易切削钢 SUM62L 9SMNPB33易车铁11SMN32K冷拉光圆SAE
1215 Y18PB易切削钢Y10Cr17易车铁SUM33L 扁钢15SMN19 11SMNPB30