... seamless steel pipe pile无缝钢管桩 seamless-tube rolling mill无缝钢管轧机 seam tube有缝管 ...
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The wall thickness tolerance of hot-rolled seamless steel tubes is a major issue which has to be addressed in case of operation of any newly-built or modified hot-rolling tube mill.
如何获得更高的热轧无缝钢管的尺寸精度是新建或改造轧管机组重点考虑的问题。
A main transmission connecting shaft for a three-roller continuous tube rolling mill relates to a production device of a seamless steel pipe.
一种用于三辊连轧管机的主传动接轴，涉及无缝钢管生产设备。
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