Cold Upsetting 冷镦 ; 冷镦粗
cold upsetting die 冷镦压模
cold upsetting crack 冷镦开裂
cold upsetting punch 冷镦凸模
Core of large roller cold upsetting die made of ld steel has more ideal hardness, strength, anti wear capacity and impact toughness.
采用LD钢制造大型滚子冷镦模具的模芯，具有较理想的硬度、强度、耐磨性和冲击韧性。
In the cold upsetting production, when the head of the part deforms much, a big block would generally be used and the diameter reducing processing method adopted.
在冷镦生产中，当零件的头部变形较大时，通常采用大料及缩径的加工方法。
The preparation and treatments of the tips blank and structure design of the cold upsetting die were introduced.
介绍了漏嘴坯制备处理及冷镦模具结构设计。
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