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c70250铜合金|化学视窗
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    前言:铜合金牌号C70250状态R650的性能数据是什么?您好!R650是指材料状态,相对应的性能数据:抗拉强度Mpa:650-780 延伸率%≥5 硬度HV:200-240。铜合金牌号C...

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