... 5L PSL 1 Hot rolled thick wall seamless carbon steel pipe API 5L PSL1 1) Standard: API 5L PSL ... Length: 5m to 12mtrs ProductsOD W.T.StandardLengthSeamless steel pipe4" TO 36"SCH20,30,40,60,STD,XS ... ,80ASTM A53GR.B5.8m, 6m,5m to12m randomSprial steel pipe8" TO 36"SCH20,30,40,60,STD ... ! Welcome to visit Tangshan Ruiyin International Trade Co.,Ltd Hot rolled thick wall seamless carbon steel pipe API 5L PSL1