The original surface of stainless steel pipe : NO.1 surface treated with heat treatment and pickl...
1. Shoddy thick-walled seamless steel pipes are prone to folding. Folding is a variety of fold l...
The concept of stainless steel pipe : it is a hollow long strip of steel, which is widely used as...
The service life of galvanized steel pipe fittings is long, but the service life is different in...
There are roughly four types of spiral steel pipes according to their uses: spiral steel pipes f...
According to the first edition of American Petroleum Institute standard APISPEC5CT1988, casing steel...
Before the steel is hot rolled, heating the raw material not only improves the plasticity of the met...
To prolong the service life of the spiral steel pipe , the first thing that should be thought of ...
The advantage of thick-walled straight seam steel pipe is that the online heat treatment process...
Steel pipe processing furnace: 1. In the process of heat treatment, the workpiece that is easy...
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