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原来的锻造工艺该工艺是从外厂引进的,除个别地方作了些小改进外,其主要部分均未变更. 1.锻件图锻件图如图1所示.材料为45钢,锻件重
The original forging process The process is introduced from the outside plant, with some minor improvements made in some places, the main part of them have not changed 1. Forgings Figure forgings shown in Figure 1. The material is 45 steel, forging weight