... Hot-Dipped, Zinc-Coated, Welded and Seamless Steel Grade: ASTM A 53: Grade A, Grade B, Grade C, Type F, Type E Size: Outer Diameter ... FOR ELEVATED TEMPERATURES API 5L: Line Pipe Steel Grade: ASTM A106: Gr A, Gr B, Gr C DIN 1629: St 37.0 ... , 17Mn4, 19Mn5, 15Mo3, 13CrMo910, 10CrMo910, 14MoV63, X20CrMoV121 API 5L: A B X42,X46, X52, X60, X65, X70, X80 Size: Outer Diameter ...