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Common surface defects of cold-rolled plates include pitting defects, central piercing cracks in cold-rolled plates, edge cracks in cold-rolled pla...

Control the temperature of the zinc solution. When the temperature of the zinc solution is 480-530 ℃, the iron loss increases sharply; Excessive te...

The hot-dip galvanizing process is divided into flux method and protective gas reduction method according to the pre-treatment method.

Although anti-corrosion steel pipes and galvanized steel pipes are both pipes, there are certain differences in material, manufacturing process, an...

Immerse the thin steel plate into a molten zinc bath to adhere a layer of zinc on its surface. At present, continuous galvanizing process is mainly...

There are two main types of galvanized pipes, one is hot-dip galvanized pipe and the other is cold dip galvanized pipe. Both belong to galvanized p...

Galvanized pipes are corrosion-resistant, have a long service life, and are relatively inexpensive, so they are widely used. When welding galvanize...

Hot dip galvanized steel pipes have the advantages of uniform coating, strong adhesion, and long service life. Most of the processes in the north u...

Compared to ordinary steel pipes, galvanized pipes have better performance. However, there are also some inferior galvanized steel pipes on the mar...

The thickness of 304 stainless steel cold-rolled plate is 0.3-3.0mm, and the commonly used dimensions of the plate surface are 1000 * 2000mm, 1219 ...

The hardness range of ordinary cold-rolled sheet is generally between HRB1/2H=74~89 and 1/4H=65~80. Among them, HRB refers to Rockwell hardness, wh...

The thickness of cold-rolled sheet is generally between 0.4mm and 3.0mm, with common specifications including 0.5mm, 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1....