BS7 Q195 pre-galvanized square and rectangular steel pipe Pre-galvanized square pipe is also knowns as galvanized strip square pipe.It is made by galvanized strip coil.First integer,then high frequenty electronic resistance welded (ERW ),then Zinc patching of weld by high pressurre Zinc gun,at last square pipe form.The surface seems White light, reflective, few snowflakes, port clean zinc Construction Building Materials OD12.7mm Pre Galvanized Carbon Steel Tube Annealed Carbon Steel Tube ASTM A192 A192M For High Pressure Boiler Tube Smooth Surface Carbon Steel Pipe , A179/ SA179 Round Seamless Steel Tube Cold Drawn Annealed Carbon Steel Tube With Round Thin Wall A213 / SA213 T11 , T5 Nickel Alloy Tube Nickel Alloy Tube Inconel 825 Tubing For Chemical Industry , OD 6 - 500mm Or Customized
What is galvanized steel pipe?. Q195 2 Inch Industrial Galvanized Tube. Q195 2 Inch Industrial Galvanized Tube. Hot dipped galvanized steel pipe (Q195 2 Inch Industrial Galvanized Tube) . is pipe that has been coated with a layer of zinc. This coating protects the pipe. from corrosion and rust, leading to increased longevity and enhanced reliability. The zinc serves as a sacrificial layer.