Sheet metal parts fabricated by fine blanking combined with extrusion process—Technological specification
全国锻压标准化技术委员会(SAC/TC 74)
本标准规定了金属板料强力压边精冲挤压复合成形件（以下简称“精冲挤压件”）的工艺规范，包括成形方式分类，工艺规程的编制，材料、模具与设备的选择。
本标准适用于采用强力压边精冲与挤压复合成形方法生产的精冲挤压件。
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