Outer Diameter: 219 â?? 2200 mm Material: 10#, 20#, 45#, 16Mn, A106(B,C), St37, St20#, or others as required Wall Thickness: SCH5, SCH40, SCH80, SCH160, XXS Packaging Detail: blacking painting, oiled, caped, steel strips bundled or as clients' requirement Delivery Detail: 25 days after conformed or as per requested Payment: By T/T Or L/C Application field: Transportation of oil / gas / fluid, Construction