Die casting dies—Components—Part 13: Ejector plate washers
全国模具标准化技术委员会(SAC/TC 33)
GB/T 4678的本部分规定了压铸模用推板垫圈的结构型式和尺寸、要求、材料及标记。
本部分适用于压铸模用推板垫圈。
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