Coupling for Od2-7/8" 6.5lb/ft API 5CT Grade N80 EUE

Coupling for Od2-7/8" 6.5lb/ft API 5CT Grade L80-9CR EUE

Coupling for Od4-1/2" 12.75lb/ft API 5CT Grade N80 EUE

Coupling for Od4-1/2" 12.75lb/ft API 5CT Grade L80-9CR EUE

Coupling for Od3-1/2" 9.3lb/ft API 5CT Grade N80 EUE

Coupling for Od3-1/2" 9.2lb/ft API 5CT Grade L80-9CR NUE

Coupling for Od3-1/2" 9.3lb/ft API 5CT Grade L80 EUE

Coupling for Od3-1/2" 9.2lb/ft API 5CT Grade L80 NUE

API Coupling J55 K55 N80 P110

 1.Size:1.9" to 20" 
2.Grade:J55,K55,N80-1,N80Q,L80-1,L80-9Cr, L80-13Cr,C90,C95,T95,P110,Q125 
3.Standard: API Spec 5CT and Agree 

  api 5ct coupling

1.O.D: 2-3/8"-20" 
2.Grade:J55 K55 N80  P110 ect 
3.Thread :NU EU STC LTC BTC
4.Standard: API 5CT