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Y4EFS热作模具钢

Y4EFS热作模具钢

1.化学成份(%):牌号CSiPSMnCrMoVNbBY4EFS0.36-0.420.25-0.50≤0.02≤0.0060.90-1.302.20-2.702.0-2.500.90-1.300.04-0.100.02-0.062.热处理工艺:600℃保温,850℃预热,1060-1100℃淬火,油冷,回火550-65

60.00

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