cr12与cr12mov的区别
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cr12与cr12mov的区别
cr12与cr12mov的区别
cr12与cr12mov的区别
都属于高碳高铬类冷作模具钢,cr12mov淬透性、淬火回火后的硬度、强度、韧性比CR12高
上海聚晋 021-61734630解答.
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