What is the difference between galvanized welded steel pipe and galvanized steel pipe?
Galvanized pipe: the use of galvanized carbon steel plate (or alloy steel plate), the pipe made of pipe profiles (square tube, pipe, rectangular tube, shaped tube, etc.), after high-frequency welding, quality inspection qualified factory
The most commonly used is galvanized steel pipe. Galvanized welded steel pipe application is not very difficult to see
Galvanized steel pipe: directly with galvanized steel (strip) with the pipe into the pipe shape required, high-frequency welding, inspection qualified factory.
Welded black tube through the surface treatment, removal of pipe surface oxide and other debris, can increase the adhesion of galvanized layer in the tube matrix.
Galvanized welded steel pipe, galvanized pipe processing process is different.
