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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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