Tubing Coupling

Couplings are important accessories for tubing pipes.we provide various API 5CT/5B/5L tubing coupling from1.66'' to 13-3/8'' in threads:NU,EU,STC,BTC,LTC. The tubing couplings can be made in grade H40, J55, K55, N80, L80, P110, etc.

Size and Specification
Descriptions and Size		Type of Thread	O.D*L(mm)	Weight (kg)
Tubing Coupling	2-3/8”	NUE	73.02*107.95	1.28
	2-3/8”	EUE	77.80*123.82	1.55
	2-7/8”	NUE	88.90*130.18	2.34
	2-7/8”	EUE	93.17*130.35	2.4
	3-1/2”	NUE	107.95*142.88	3.17
	3-1/2	EUE	114.30*146.05	4.10
	4”	NUE	120.65*146.05	4.35
	4”	EUE	127.00*152.40	4.82
	4-1/2”	NUE	132.08*155.58	4.89
	4-1/2”	EUE	141.30*158.75	6.05