1.OD:57mm-168mm
2.Material:35CrMo/40Cr/4137H
3.Length: N:235mm M:195mm
4.Apply to connection 50mm drill rod Well Drilling,Geological drilling
5.Tool Joint: NC26, NC31, NC38, NC40, NC46, NC50
These J55, L80, N80 & P110 tubing couplings are manufactured accordance with API 5CT Specification:
Type – API 5CT Tubing Couplings
Thread Type – EUE
Grade – J55, L80, N80 & P110
Standard – API 5CT
Surface Treatment – Whole phosphating, or inside phosphating and outside coating
Color Code – J55 Green | L80 Red with brown stripes | N80 Red with green stripes | P110 White
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