Introduced the steel grade and strength of common used and will be used steel pipe in the world and carried out economic analysis.
文章介绍了国内外常用和将采用钢管的钢级强度值，并进行了经济分析。
Our products are widely used in flammable and non-flammable fluid transferring pipe and boiler and steel construction.
本产品广泛应用于可燃性及非可燃性流体输送管道及锅炉、钢结构。
Electric welding is used to repair iron and steel parts of machinery, and to make steel pipe and frameworks of all kinds.
电焊可用于修理机器的铁制和钢制部件，还可以用于制作各种各样的钢管和其它钢结构部件。
应用推荐