Tubing Coupling and Casing Coupling Steel Grades Used Oil

• Warranty: 12 Months
• Manufacturing Process: Hot Rolling
• Surface Treatment: Phosphating
• Operation Pressure: Atmospheric Pressure
• Material: Stainless Steel
• Connection: Male
• Model NO.: 2-7/8 L80 EUE J55, K55, N80, L80, P110 used oil
• Color: Red
• Transport Package: Pallet
• Specification: 2-7/8 L80 EUE
• Trademark: East long
• Origin: Tianjin
• HS Code: 7307990000
• Production Capacity: 50000

Product Description

Company Profile

 

Henan DongFangLong Machine Manufacture Co.,Ltd

Henan Dongfanglong Machine Manufacture Co.,Ltd was founded on 1999, with the location of the Intersection of 106 National High way and Jintian Road, East Industries Areas of Puyang, Henan, China. We have nearly 20 years of experience of producing, developing and selling tubing coupling,casing coupling,pup joints,tool joints,and so on. We have the ISO 9001 Quality Control Certificate.
With the biggest API couplings workshop,we are one of the biggest manufacturers of API couplings.From 2009, our market has expanded abroad out of China. Our products have already been used in USA, Brazil, Venezuela, India, Kazakhstan, Indonesia and so on.
We adhere to the business theory of that:quality first,service first,integrity management,share the wealth,and convince that once cooperation makes forever friends .We sincerely hope to establish business relations with you .
 

High quality and the best price

 API 5CT K55 J55 L80 N80 5" BTC casing coupling
 

Product Description

 

 

API Buttress round thread casing  couplings
Casing  OD    (in)	Coupling OD        (in )	Length       (in )	Single Weight  (kg)
4 1/2	5.000	8.875	4.55
5	5.563	9.125	5.85
5 1/2	6.050	9.250	6.36
6 5/8	7.390	9.625	10.54
7	7.656	10.000	11.01
7 5/8	8.500	10.375	15.82
8 5/8	9.625	10.625	20.86
9 5/8	10.625	10.625	23.16
10 3/4	11.750	10.625	25.74
11 3/4	12.750	10.625	28.03
13 3/8	14.375	10.625	31.77
16	17.000	10.625	40.28
18 5/8	20.000	10.625	62.68
20	21.000	10.625	50.10

Label 1	Size ^a	Outside Diameter			Minimum Length NL mm		Diameter Of recess Q mm		Width of bearing face regular B mm		Maximum bearing face diameter B f			Mass kg
	Outside Diameter D mm	EU Regular W ^bmm	EU Special Clearance W c ^cmm	NU	EU	NU	EU	NU	EU	NU	EU		NU	EU		NU
											Regular with special bevel mm	Special clearance mm		Regular with special bevel mm	Special clearance mm
1	2	3	4	6	6	7	8	9	10	11	12	13	14	15	16	17
1.050	26.67	42.16	---	33.35	82.55	80.96	35.00	28.27	2.38	1.59	37.80	---	30.00	0.38	---	0.23
1.315	33.40	48.26	---	42.16	88.90	82.55	38.89	35.00	2.38	2.38	42.77	---	37.80	0.57	---	0.38
1.660	42.16	55.88	---	52.17	95.25	88.90	47.63	43.76	3.18	3.18	50.95	---	47.17	0.68	---	0.59
1.900	48.26	63.50	---	55.88	98.42	95.25	54.76	49.86	3.18	1.59	58.34	---	52.07	0.84	---	0.56
2 3/8	60.32	77.80	73.91	73.02	123.82	107.95	67.46	61.93	3.97	4.76	71.83	69.90	66.68	1.55	1.07	1.28
2 7/8	73.02	93.17	87.88	88.90	133.35	130.18	80.16	74.63	5.56	4.76	85.88	83.24	80.98	2.40	1.55	2.34
3 1/2	88.90	114.30	106.17	107.95	146.05	142.88	96.85	90.50	6.35	4.76	104.78	100.71	98.42	4.10	2.38	3.71
4	101.60	127.00	---	120.65	152.40	146.05	109.55	103.20	6.35	4.76	117.48	---	111.12	4.82	---	4.35
4 1/2	114.30	141.30	---	132.08	158.75	155.58	122.25	115.90	6.35	4.76	130.96	---	123.19	6.05	---	4.89

 

Certifications

 

Packaging & Shipping

Our Advantages

Our Services & Strength
The company has a sound system of import and export service, a wide range of commodity information network , partners around theworld,and we have rich experience in international trade. We create the best service in the business philosophy of guidance through the unremitting efforts of all staff, has made remarkable achievements.

The most reasonable price, best service, best quality products for the purpose of customer demand, we are willing to cooperatewith all my colleagues at home and abroad to create a better future .