Premium Coupings API Licenses and Certifications Stc/Ltc/Btc Couplings

• After-sales Service: Techinical Support
• Warranty: 1 Year
• Manufacturing Process: CNC Milling
• Surface Treatment: Polishing
• Operation Pressure: Atmospheric Pressure
• Material: Cast Steel
• Model NO.: 2-3/8"-20"
• Application: Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pip
• Section Shape: Round
• Model Number: 1.9"-4 1/2"-20"
• Standard: API 5CT
• Certificate: API, ISO9001
• Grade: J55 / K55 / N80 / L80 / P110
• Technics: Casting
• Shape: Round
• Colour: Red Green White
• Customized Support: OEM, ODM, Obm
• Thread Type: Eue Nue
• Keyword: Hot Rolled Galvanized Tubing
• Condition: New
• Transport Package: Wooden Box
• Specification: Different standard size
• Trademark: Eastlong
• Origin: China
• HS Code: 7307920000
• Production Capacity: 100000/Year

Product Description

 Please note: because the price of raw materials has been floating recently, so we just marking a symbolic price on the web. If you are interested in   our products, please directly contact us by  Trademanager

Premium Coupings API Licenses and Certifications STC/LTC/BTC Couplings

Product Description

Our precision couplings material used is milled as domestic seamless, manufactured to the highest standards of API.  We ensure all testing and material certifications are conforming to industry standards and customer defined requirements and control of specialty processes:

Mechanical Test Including Tensile Strength
Impact Test
Chemical Properties Control
Size Tolerances, Od, Wall Thickness, Length and Straightness
Threads Control, Threads Quantity Per Inch, Threads Angle
Heat Treating
Material Certification
 

Product Parameters

Size and Specifications For Tubing and Casing Couplings.
Descriptions and size		Type of Therad	O.D*L	Weight
			(mm)	(kg)
Tubing Coupling	1.05	NUE	33.35*80.96	0.23
	1.05	EUE	42.16*82.55	0.38
	1.315	NUE	42.16*82.55	0.38
	1.315	EUE	48.26*88.90	0.57
	1.66	NUE	52.17*88.90	0.59
	1.66	EUE	58.88*95.25	0.68
	1.9	NUE	55.88*95.25	0.56
	1.9	EUE	63.50*98.42	0.84
	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
Casing Coupling	4-1/2"	STC	127.00*158.75	5.23
	4-1/2"	LTC	127.00*177.80	4.15
	4-1/2"	BTC	127.00*225.42	4.55
	5"	STC	141.30*165.10	4.66
	5"	LTC	141.30*196.85	5.75
	5"	BTC	141.30*231.78	5.85
	5-1/2"	STC	153.67*171.45	5.23
	5-1/2"	LTC	153.67*203.20	6.42
	5-1/2"	BTC	153.67*234.95	6.36
	6-5/8"	STC	187.71*184.15	9.12
	6-5/8"	LTC	187.71*222.25	11.34
	6-5/8"	BTC	187.71*244.48	11.01
	7"	STC	194.46*184.15	8.39
	7"	LTC	194.46*228.60	10.83
	7"	BTC	194.46*254.00	10.54
	7-5/8"	STC	215.90*190.50	12.3
	7-5/8"	LTC	215.90*234.95	15.63
	7-5/8"	BTC	215.90*263.52	15.82
	8-5/8"	STC	244.48*196.85	16.23
	8-5/8"	LTC	244.48*254.00	21.67
	8-5/8"	BTC	244.48*269.88	20.86
	9-5/8"	STC	269.88*196.85	18.03
	9-5/8"	LTC	269.88*266.70	25.45
	9-5/8"	BTC	269.88*269.88	23.16
	10-3/4"	STC	298.45*203.20	20.78
	10-3/4"	BTC	298.45*269.88	25.74
	11-3/4'	STC	323.85*203.20	22.64
	11-3/4'	BTC	323.85*269.88	28.03
	13-3/8"	STC	365.12*203.20	25.66
	13-3/8"	BTC	365.12*269.88	31.77
	16"	STC	431.80*228.6	34.91
	16"	BTC	431.80*269.88	40.28
	18-5/8"	STC	508.00*228.60	51.01
	18-5/8"	BTC	508.00*269.88	62.68
	20"	STC	533.40*228.6	43.42
	20"	LTC	533.4*292.10	57.04
	20"	BTC	533.40*269.88	50.1

Detailed Photos

 

Certifications

 

Company Profile

Eastlong manufacture tubing coupling with more than 20-year production experience, we can make EUE and NUE coupling, strictly comply with API 5CT/5B standard, the annual production capacity is 1,000,000 pcs.

The EXPE coating tubing coupling has good corrosion resistance and is used in combination with the HDPE liner tubing.  It is widely used in high corrosion wells. Shengji liner tubing are repair-free thereby extending performance 4.7 times.  This reduces maintenance costs.  All HDPE/EXPE liner tubing must pass strict quality inspection to guarantee 100% customer satisfaction.  Eastlong uses an advanced defect detection machine.

FAQ

1.Are you a factory?
Yes,we have our own factory for manufacturing and we have the long history in this field as the China top brand.

2.Can you provide free sample?
Yes, we can provide samples in our stock for free, customer just need to bear the shipping fee.
3. Hhow about the quality guarantee ?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

4.what can you buy from us?
OCTG / Pumping Unit / Sucker Rod Pump / Wellhead and Christmas Tree / Casing and Coupling /Pup joint/Crossover/Centralizer

5. What is your advantages beyong other suppliers?
1).Complete categories & Reasonable price
2).Fast delivery & Quality guarantee
3).Supplier of  china famous oil field and lots of US oil field etc.
4).20+ years professional manufacture major on oil equipment

6. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,Express Delivery;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,Cash,Escrow;
Language Spoken:English,Chinese,Spanish