... 2,Delivery time:10-15 days 3,MOQ:5 tons 4,Certificate:ISO,BV,Soncap 5, Material:Mild steel Pre-galvanized steel pipeZinc ... .TypeGalvanized steel pipe/ GI pipe/galvanized pipe Thickness0.6-2.5 mmOuter diameter16-80mmLengthMax 16metersStandardBS, ASTM , ASME , EN , DIN ,GB, JISMaterialQ195 ... majority of customers with quality service. Your patronage is welcome! electric-galvanized steel pipe