Recently, China was informed that the seamless steel pipe network.

中国无缝钢管网近日获悉。

Main products: precision steel tube, precision bright tube, precision seamless steel pipe.

主营：精密钢管、精密光亮管、精密无缝钢管。

Seamless steel pipe, experts say this "ultimatum" approach, is the demand side is very excessive.

无缝钢管专家表示，这种“最后通牒”的方式，是对需求方非常过分的要求。

This paper discussed the manufacture procedure of seamless steel pipe for high - pressure gas cylinder.

论述了高压气瓶用无缝钢管的制造及其生产工艺。

A hydraulic limiter for the mandrel of a pipe mill relates to the hot rolling pipe mill of seamless steel pipe.

一种轧管机芯棒液压限动装置，涉及无缝钢管热轧管机。