1,ERW galvanized steel pipe 2,Delivery time:10-15 days 3,MOQ:5 tons 4,Certificate:ISO,BV,Soncap 5,mild steel Hot Gi ... .TypeGalvanized steel pipe/ GI pipe/galvanized pipe Thickness0.6-12 mmOuter diameter16-273mmLengthMax 16metersStandardBS, ASTM , ASME , EN , DIN ,GB, JISMaterialQ195 ,Q235,A53,A106,API 5L ... majority of customers with quality service. Your patronage is welcome! ERW galvanized steel pipe