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dc53热处理能达一到多少硬

更新时间: 2020-11-17 00:00:00     

DC53是日本大同的牌号,是在SKD11基础上改进的钢种,主要提高了高温回火的硬度和韧性

一般应用于冷作模具,热处理工艺是淬火加高温回火,硬度大约在HRC62-63。

关键词: dc53 热处理 多少

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