20Cr1Mo1VNbTiB HTCS-130-1热作模具钢DAC40 W403VMR GFA钢板圆棒

标 签: VNbTiB HTCS- 模具钢 钢板

20Cr1Mo1VNbTiB HTCS-130-1热作模具钢DAC40 W403VMR GFA钢板圆棒
20Cr1Mo1VNbTiB HTCS-130-1热作模具钢DAC40 W403VMR GFA钢板圆棒

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