Cold working dies of superior machinability for general use; for large product quenching or wire electronic discharge machining.
切削性优异的通用冷作模具钢。注意大型加工品的淬火及钢丝电火花加工。
The process of machining ball and spigot includes the following steps: cold extruding the blank to form, heat treatment, cutting and rolling the ball part.
本发明提供了一种球销的加工工艺，该加工工艺按如下步骤进行：坯料冷挤压成型—热处理(调质)—车削—滚压球形部位。
The causes of crack for cold-working die are analyzed by checking machining technique and observing the microscopic structure, the technical measures to prevent cracks are put forwarded in the paper.
通过对弯曲件冷冲模各加工工艺和金相显微组织的分析，分析了冷冲模产生裂纹的原因，并提出了防止裂纹产生的工艺措施。
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