... " WT thickness:SCH10-SCH160, XXS Material: carbon steel API 5L, X42 long radius Bend Size -- Seamless:from ... 35.8,St.35.8 ASTM A333 GR.6 ; API 5L GRB, X60, X65, X42,X52, ectStainless Steel ... , WPHY 52,WPHY 46,WPHY 42, etc .Qualification-- API ,CE ,ISOPacking-- in wooden cases or as your requirementApplication ... ,Ti,Zr,Special Steel Fittings. X52,X72 Steel Grade’s Big Diameter Elbow,Tee,Bend,P91, P92 ...