本机是利用环孔形对荒管进行冷态轧制的工艺设备。
This machine is the use of annular-shaped tube on the shortage of cold rolling process equipment.
从荒管切割的角度研究热轧钢管生产批量计划问题。
This paper deals with production lot planning of steel pipe from the view point of cutting stocks.
对可穿钢种、荒管规格、内外表面质量、壁厚精度以及顶头状况进行了介绍。
Steel grades capable for piercing, shell sizes, inside and outside surface quality, wall thickness accuracy and conditions of plug state in use are also described.
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