... -2.5mm Material:Q195,Q235 Package:Bundles,loose Pre-galvanized steel tube / pre-galvanized round pipes Size:1/2"-8"Thickness ... contract confirmed . Also we can do :pre-galvanized square pipes ( 10*10mm -- 200*200mm )pre-galvanized rectangular pipes (10*20mm -- 200 ... such as : ERW Steel Pipes , Square Pipes , Rectangular Pipes , Pre-galvanized Pipes , Galvanized Pipes , Seamless Pipes and so on , we ...