... ~14.27mm 5):Length:5.8~15m 1.Commodity NameERW steel pipe2.StandardASTM,EN, API 5L ,API 5CT.DIN, GB/T ... .Brand Namezhongshun7.Usage of the pipeFor oil pipe, casing, line pipe in petroleum and natural gas, structure pipe, water and gas, also for chemical ... TermsT/T ,L/C11.Surface TreatmentBlack Vanished ,PP,PE,3PE, Galvanized etc12.Export to these countriesCanada, USA, Peru, Chile, Colombia, Brazil ...