Hot-dip galvanized seamless steel pipes are generally coated with a layer of zinc on low-carbon stee...
3PE anti-corrosion straight seam steel pipe is made of three layers of polyethylene or polypropylene...
Concentric reducers are made by direct butt welding the reducer to the steel pipe, hot pressing, or ...
Austenitic stainless steel is softened by solid solution treatment. Generally, the stainless steel p...
Stainless steel seamless steel pipe is a hollow long steel pipe, which is widely used as a pipeline ...
There are three connection methods for galvanized steel pipes: 1. Rolling groove connection C...
1: Conduct physical and chemical inspections on raw materials such as strip coils, welding wires, an...
Submerged arc automatic welding is a new welding method invented in 1940. The same thing as the prev...
The strip steel is bent into a spiral shape, and the inner and outer seams are welded by subme...
1. Dust Production is often carried out in dusty areas, and there is often a lot of dust in the ai...
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