Introduction of Electric Resistance Welded Pipe Electric Resistance Welded Pipe is that after the hot -rolled rolling rolled plate is formed, it uses a high -frequency c...

The difference between cold rolled plate and hot rolled plate Hot rolled plate, the rolling temperature is high, so the deformation resistance is small, can achieve larg...

For the maintenance of galvanized coil is a very simple but also very important work, if you do this work, you can easily extend the service life of the product, compare...

First, the raw material ready to hot rolled steel coil according to the varieties, specifications from DaiGangChang by pickling coil in the library before cooling and st...

Coil is a type of plate in steel, which is actually a long, narrow sheet of steel supplied in rolls, For rolls and tablets, the handicap is a cut package; Cold coil is h...

A galvanized layer with a rough surface is usually thicker than a smooth galvanized layer, so the corrosion resistance may be longer, but the appearance is not good, and...