API 5CT 5B tubing and casing couplings

Coupling Manufacturer of Tubing and Casing coupling according to API SPEC 5CT AND 5BAPI couplings for oil tubing and casingSize and SpecificationsDescriptions and sizeType of ThreadO.D*L(mm)Weight(kg)Tubing Coupling2-3/8"NUE73.02*107.951.282-3/8"EUE77.80*123.821.552-7/8"NUE88.90*130.182.342-7/8"EUE93.17*130.352.43-1/2"NUE107.95*142.883.173-1/2"EUE114.30*146.054.14"NUE120.65*146.054.354"EUE127.00*152.404.824-1/2"NUE132.08*155.584.894-1/2"EUE141.30*158.756.051.Grade:J55, K55, N80-1, N80-Q, L80, C90, P1102.We also supply permium thread products by customer's request3.Size: tubing coupling from 1.9" to 4-1/2",Casing coupling fro4-1/2"to 13-3/8"4.Type: NU, EU(tubing coupling), STC,LC,BTC(casing coupling).5.Surface treatment: Whole phosphating, or inside phosphating and outside coating6.Packing: By carton, wooden case, wooden pallet, or by requirements of customersOur company manufacture and sell casing and tubing couplings,pup joints, tool joints, adapter pup-joints, adapter couplings, stabilizers, air-liquid separators, anchors of oil pumps and revolving sand gravitated device, etc.