Oilfield Casing and Tubing Pipe Couplings Factory Supply

• Manufacturing Process: Casting
• Surface Treatment: Spray-Paint
• Operation Pressure: Atmospheric Pressure
• Material: Cast Steel
• Usage: Connection
• Transport Package: Standard Export Packing
• Model NO.: Tubing Coupling
• Specification: 2 3/8"---4 1/2"
• Trademark: MED
• Origin: China
• Production Capacity: 100000 PCS/Year

Product Description

Oilfield Casing and Tubing Pipe Couplings Factory Supply
Couplings are short lengths of pipe used to connect two joints of tubing or casing, which are painted with color codes on their external surface to indicate their grades.
Tubing Coupling
Tubing Coupling can be widely used in cold and hot water supply, heating supply, fire protection, medicinal gas, industrial petroleum pipeline system etc. It has already replaced welding fittings in most Europe countries, Asia countries, America, Australia and some other countries.
1. Standard: API
2. Size: 2 3/8" --- 20"
3. Steel grade: J55, C75, L80, N80, C95, P110, etc.
4. Thread: NU, EU, STC, LTC and BTC
5. Classification: Upset, non Upset, external upset
6. Parameters

Descriptions and size		Type of Thread	O.D*L	Weight
			(mm)	(kg)
Tubing coupling	2-3/8"	NUE	73.02*107.95	1.28
	2-3/8"	EUE	77.80*132.82	1.55
	2-7/8"	NUE	88.90*130.18	2.34
	2-7/8"	EUE	93.17*133.35	2.4
	3-1/2"	NUE	107.95*142.88	3.71
	3-1/2"	EUE	114.30*146.05	4.1
	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