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。
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。
It introduced the merit and method for applying cold extruding technology to produce upsetting die and also introduce the manufacturing process of representative upsetting die.
介绍了利用冷挤压技术生产冷镦模具的优点和方法，以及典型冷镦模具的制造过程。
It introduced the merit and method for applying cold extruding technology to produce upsetting die and also introduce the manufacturing process of representative upsetting die.
介绍了利用冷挤压技术生产冷镦模具的优点和方法，以及典型冷镦模具的制造过程。
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