1aaStandards:API 5L (PSL1, PSL2), 2aaGrades:B, X42,X52, X56, X60, X65, ... MR 0103 complian LINE PIPESeamless, SAWL, HFW(ERW) Available.- Standards: API 5L (PSL1, PSL2), ASTM A106/106M, ASTM A53, - Grades: B ... "- Applications: Exploration and transmission of petroleum, natural gas and other fluids. NACE MR0175/ISO 15156, NACE MR 0103 compliance API 5L Line Pipe