As one of the best api 5l gr.x56 line pipe manufacturers and suppliers,Website:http://www.worldironsteel.com, and equipped with one of the well-known api 5l gr.x56 line pipe brands and productive factory and company, World Iron & Steel Co.,Ltd is always at your service.Materials: API 5L Grade X56 line pipe.Diemnsion:1)seamlessOD:21.3-508mm WT:2-60mm2)HFW/ERWOD:21.3-508mm WT:3.2-15.9mm3)LSAWOD:406.4-1422mm WT:6.4-44.5mm4)SSAWOD:219.1-2540mm WT:5.4-25.4mmWe can also produce external FBE/2PP/3PP/2PE/3PE coated, Internal Epoxy Resin Primer Lined line pipe according to DIN30670/DIN30671 standardAPI 5L gr.X56 lined pipe cover seamless or welded carbon steel line pipe which suitable for use in conveying gas and oil industry. ,Our factory can offer high quality api5l gr.X56 line pipe to all of worlds with API Cert.API 5L gr.X56 ERW /Seamless steel pipe is very common steel grade, usually for psl1 gr.X56 pipe.