API 5L SCH80 steel pipes

API 5L SCH80 steel pipes Specifications ERW line pipe steel grade: API 5L A,B X42-X70 O.D. (mm) Φ139.7 Φ159 Φ168.3 Φ219.1 Φ228.6 Φ244.5 Φ273.1 Φ323.9 Φ325 Φ339.7 Φ377 Φ406.4 Φ426 W.T. (mm) 3.20~ 12.7 3.60~12.7 3.75~12.7 4.40~12.7 4.80~12.7 4.80~12.7 5.20~12.7 5.60~12.7 5.60~12.7 5.60~12.7 5.60~12.7 5.60~12.7 5.60~12.7 Standard Code of standard China National Standard GB 9711.1,9253.2 American Petroleum Institute API 5CT,5B International Organization for Standardization ISO