HD J-55 API 5CT Casing pipe: 1.OD:4.5-20 inch 2.Wall thickness:5.21-22.22 mm 3.Material:J-55 Details of HD j-55 api 5 ct casing pipe:SizesOD 4-1/2”~20”GradeH40, J55, K55, N80, M65, L80, C90, C95, T95, P110, Q125LengthR1, R2, R3StandardAPI SPEC 5CTApplicationServes as walls of a wellPackingBundle or bulkCasing Technical Specification (Standard API Spec 5 CT)SizeOutside DiameterInside ...