tools of cold tube drawing 冷拔管工具
steel tube with cold-drawing 冷拔钢管
High precision cold drawing tube 高精度冷拔管等钢管
tube cold drawing 管材冷拔
q cold drawing tube q235冷拉钢管
Q235 cold drawing tube Q235冷拉钢管
cold-drawing seamless tube 无缝钢管冷拔
The paper introduces CAD system of steel tube cold drawing process which is a software with optimum function developed by Iron & steel General Institute on basis of computer imitation technology.
介绍了北京钢铁研究总院采用计算机仿真技术与计算机辅助设计技术，开发出具有优化功能的钢管冷拔过程CAD系统通用软件。
There exist problems of cold-working hardening and hydrogen-brittle in the cold-drawing process for seamless steel tube, responsible for the cracking in the steel tube.
在无缝钢管的冷拔过程中，存在着冷作硬化和氢脆现象，它们是造成钢管开裂的主要原因。
The formula of drawing force for cold-drawn inner fin tube is derived with slab method in this paper.
采用工程法推导了冷拔内直筋管拔制力的计算公式。
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