What is Galvanized square
galvanized square rectangle steel tube is the process of applying a protective zinc coating to square or rectangle tube, to prevent rusting.Galvanized Square Rectangle Steel Tube The most common method is hot-dip galvanizing, in which galvanized square rectangle steel tube are submerged in a bath of molten hot zinc
Specification: galvanized square rectangle steel tube
Size : square tube :10*10-600*600
Rectangle : 20*25-600*800mm
Surface treatment: Galvanized .cold galvanized
Base Material :Q195, Q235, Q235B, St37-2, St52, SS400, STK500, ASTM A53, S235JR
Length: 1-12meters( normal length6000mm, accept fixed length)
Zinc layer : 50-150g/m2 for Pre-galvanized, 200-600g/m2 for hot dip galvanized
Transport Package: 1) in Bundle with Strip; 2) First Packing by Plast
End: plain end thread groove Drilling, Milling
Applilcation:coal gas transportation,heating steam ,oil and nature gas pressure steel pipe, steel structure.