API корпус нефтепровод / OCTG труб

API 5CT casing pipe 1.Type of thread: Type of thread:LC/STC/BC 2.Grades:API J55;API K55;API N80;API L80 and so on. 3.OD:from4 1/2" 20" (114.3 508mm) 4.WT:5.21 22.24mm 5.length R1(4.88 7.62),R2(7.62 10.36),R3(10.36 14.63) 6.Application:Oil Well Engineering,Oil Gas Engineering,Chemical Engineering,thermoelectric Enginering,Water Delivery Engineering,Ship Engineering. testing NDT and pressure test and third certication size and surface inspection non-destractive flux leacage test) thread inspection hydrostatic test drifting test physical and chemicail analysis hardness and pressure test Application:Oil Well Engineering,Oil Gas Engineering,Chemical We are main products:seamless casing steel pipe and steel tubing pipe. Note :1.all of our casing and tubing pipe strictly conform to API spec 5CT 2.we have both inside QC and third party certification to ensure the quality Choose our product ,choose an easy way to safety and efficiency for your business and oil exploit If you are interested in our products, pls let me kown. Waitting for ur reply. Origin:Cangzhou.Hebei Province .in China Heibei Yaosheng Petroleum Special Pipe Co.,Ltd.