Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
<p>Cr12MoV模具热处理后开裂了,裂在尖角位置。回火温度500度,硬度HRC60。是不是回火温度太高了?还是尖角应力集中造成的?</p>