The galvanized layer of cold galvanized steel pipe is the electroplating layer, and the zinc layer is independently layered with the steel pipe matrix. Zinc layer is thin, zinc layer is simply attached to the steel tube matrix, easy to fall off. So its corrosion resistance is poor.
Zinc coated corrugated metal roofing sheets are being shipped!
Thecolor stone coated roofing is on the way to shipment!
Welded steel pipes are formed by welding steel plates rolled into a tube shape with butt or spiral seams. In terms of manufacturing methods, they are divided into welded steel pipes for low-pressure fluid transportation, spiral seam electric welded steel pipes, direct coil welded steel pipes, and electric welded pipes.
Zinc coated corrugated roofing sheets
PVDF fluorocarbon coating is the best of the existing architectural coatings and is recognized as the organic coating with the best protective effect, which can ensure that metal building panels will not be damaged for decades and will always maintain a beautiful color.
