Casing Coupling/Tubing Coupling API 5CT for OCTG
1.Size:1.9”,2-3/8”,2-7/8”,3-1/2”,4”,4-1/2”.2.Material:J55,K55,N80-1…
Dimension range(OD inch): 4-1/2”---20”(113.4mm-508mm)Wall Thickness: As per API 5CT standard (the latest edition)
Length:R1, R2, R3Steel Grade:H40, J55, K55,C75,N8…
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