1.Grade:J55, K55, N80-1, N80-Q, L80, C90, P110
2.Size: tubing coupling from 1.9" to 4-1/2",Casing coupling fro4-1/2"to 13-3/8"
3.Type: NU, EU(tubing coupling), STC,LC,BTC(casing coupling).
4.Packing: By carton, wooden case, wooden pallet, or by requirements of customers
Otherwise, Our company manufactures and sells casing and tubing couplings,pup joints, tool joints,adapter
pup-joints adapter couplings,stabilizers.
2-3/8" J55 EUE TUBING COUPLING
2-3/8" J55 NUE TUBING COUPLING
2-7/8" J55 EUE TUBING COUPLING
2-7/8" J55 NUE TUBING COUPLING
3-1/2" J55 EUE TUBING COUPLING
3-1/2" J55 NUE TUBING COUPLING
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