芯棒

Non - mandrel drawing is a method widely used in cold drawn pipe production.

无芯棒拔制是冷拔钢管生产中应用最广泛的一种生产方法。

Introduce an experimental analytics axis - thrust tube bending on horn mandrel.

介绍了一种分析牛角芯棒上热推弯管成形过程的实验解析法。

Advantages of employment of semi - floating mandrel mill to produce small and medium tubes are elaborated.

提出了小型无缝钢管生产机组选用半浮动芯棒连轧工艺的优势。

Principle of blown film die with spiral spreader and factors affecting its properties are introduced.

介绍了螺旋芯棒机头的工作原理以及影响其性能的因素。

The main inactive forms of core - rod are heat fatigue and touching fatigue peeling.

芯棒在工作中产生的主要失效形式是疲劳剥落。