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3Cr2MoP20718S136Nak80S136H1.273820CrMnTi塑胶模具钢板
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3Cr2MoP207184cr13Nak80S136H1.27382316塑胶模具钢板棒
模具钢SKD11DC53H13D2圆棒NAK80S136P20Cr12MoVSKH-9钢板
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45#号钢板4cr13p20nak80s136圆棒718hskd61h13d2模具钢料
H13模具钢P20圆棒cr12mov圆钢718板料NAK80S136Hskd11 45号板材钢
P20718Cr12MoVSKD61H13 精光板加工模具钢材45# NAK80S136其他机
模具钢材材料2083/2083H718/718H2316NAK80S136/S136H板料圆
NAK80S136H圆棒DC53钢板4CR13H不锈钢CR12MOV进口SKD11
具模棒3cr2mop207184cr13nak80s136h1.27382316板塑钢胶
圆钢cr12MOV模具钢NAK80S136溢H13多4CR13利P20圆棒锯切促销
4cr13模具钢h13圆钢cr12movp20钢板SKD11NAK80s136SKH-9dc53
SKD11XSG 61 407 H3 P120 NAK80S136 718模具修补氩弧焊丝焊条81