... Casing Pipe 3.Grade:J55,K55,L80 API 5CT Oil Cashing PipeGrade: API 5L : A25,A,B,X42,X46,X52, ... X56,X60,X65,X70,X80 API 5CT: J55 K 55 M65 ... Casing PipeDimensions, Mechanical properties, Chemical compositions:Refer to API 5CT or as per clients requirementskeywords:seamless petroleum casing ... X46,X52,X56,X60,X65,X70,X80 H40 J55 K 55M65 N80 L 80 C 90 T ...