... )WT:1-50mm 4)Standard:ATSM,AISI,DIN, API 5CT Oil casing pipe1). Size: OD: 4mm-426mm, WT: 1mm-50mm Other sizes ... customized any specifications according to customers' requirements Name:API 5CT Oil casing pipeMaterial:304,321.TP316L,310S,904L,347,2205,301,201Certification ... buyers’ requestDelivery time:7-25 daysProductivity:20000ton/yearMOQ:1 tons Oil Well Casing Pipe api 5l b erw steel pipe