API 5CT J55/P110 Casing Coupling / Tubing Coupling

• After-sales Service: Online Support
• Warranty: 1 Year
• Manufacturing Process: Seamless
• Surface Treatment: Painting
• Operation Pressure: /
• Material: L80 / N80 / J55 / K55 / P110
• Model NO.: casing coupling tubing coupling
• Product Name: API 5CT J55/P110 Casing Coupling / Tubing Coupling
• Size: 2-3/8"~20"
• Thread: Nue, Eue, Btc, Stc, Ltc, Newvam, Vamtop, Htpac
• Color: as Standard API 5CT
• Standard: API 5CT
• MOQ: 10ea
• Transport Package: Wooden Case
• Specification: 2-3/8"~20"
• Trademark: LK
• Origin: China
• HS Code: 84314310
• Production Capacity: 500000pieces/Year

Product Description

API 5CT J55/P110 Casing Coupling / Tubing Coupling

Product Description

Couplings are short lengths of pipe used to connect 2 joints of tubing or casing.

They come with painted colour codes on their external surface to indicate their grades.

Couplings are manufactured according to API 5CT and 5B specifications.

Coupling manufactured from 1-1/3" to 30" according to API standard. It is treated with phosphating or copper plating and have good abrasion& corrosion resistance. Threads have strong viscous resistance. Also customized couplings can be supplied according to special requirement, such as special-clearance coupling, combination coupling, reducing coupling, seal-ring coupling, special-bevel tubing coupling, ect.

Std Ref.:API 5CT 5B ISO 
Grade:J55,K55, N80-1,N80-Q,L80,C90,P110

Size: 1.9"~4-1/2" for tubing, 4-1/2" to 20" for casing

Type: NU, EU(tubing coupling), STC,LC,BTC(casing coupling).

API Tubing Coupling:

Specification
Size (Pipe OD) (in)	1.900, 2-3/8, 2-7/8, 3-1/2, 4, 4-1/2
Upset	Non Upset External Upset
Grade	J-55, C-75, L-80, N-80, C-95, P-110
Option	Electro-zinc plated Phosphorised

 

API Casing Coupling:

Specification
Size (Pipe OD) (in)	4-1/2, 5, 5-1/2, 6-5/8, 7, 7-5/8, 8-5/8, 9-5/8, 10-3/4, 11-3/4, 13-3/8, 16, 18-5/8, 20
Threading	Short Round-Thread Casing (STC) Long Round-Thread Casing (LC) Buttress Thread Casing (BC)
Grade	H-40, J-55, K-55, C-75, L-80, N-80, C-95, AS-95, P-110, L80-13CR

Casing Coupling(BTC/LC)

Size		OD		Length				Weight
				STC		LC		STC		LC
in	mm	in	mm	in	mm	in	mm	lb	kg	lb	kg
4-1/2	114.30	5.000	127.00	6-1/4	158.75	7	177.80	7.98	3.62	9.16	4.15
5	127.00	5.563	141.30	6-1/2	165.10	7-3/4	196.85	10.27	4.66	12.68	5.75
5-1/2	139.00	6.050	153.67	6-3/4	171.45	8	203.20	11.54	5.23	14.15	6.42
6-5/8	168.28	7.390	187.71	7-1/4	184.15	8-3/4	222.25	20.11	9.12	25.01	11.34
7	144.80	7.656	194.46	7-1/4	184.15	9	228.60	18.49	8.39	23.87	10.83
7-5/8	193.70	8.500	215.90	7-1/2	190.50	9-1/4	234.95	27.11	12.30	34.46	15.63
8-5/8	219.08	9.625	244.48	7-3/4	196.85	10	254.00	35.79	16.23	47.77	21.67
9-5/8	244.48	10.625	269.88	7-3/4	196.85	10-1/2	266.70	39.75	18.03	56.11	25.45
10-3/4	273.05	11.750	298.45	8	203.20	-	-	45.81	20.78	-	-
11-3/4	298.45	12.750	323.85	8	203.20	-	-	49.91	22.64	-	-
13-3/8	339.72	14.375	365.12	8	203.20	-	-	56.57	25.66	-	-
16	406.40	17.000	431.80	9	228.60	-	-	76.96	34.91	-	-
18-5/8	473.08	20.000	508.00	9	228.60	-	-	119.07	54.01	-	-
20	508.00	21.000	533.40	9	228.60	-	-	95.73	43.42	-	-

 Casing Coupling(BC)

Size		OD		Length		Weight
in	mm	in	mm	in	mm	in	mm
4-1/2	114.30	5.000	127.00	8-7/8	225.42	10.12	4.55
5	127.00	5.563	141.30	9-1/8	231.78	13.00	5.85
5-1/2	139.70	6.050	153.67	9-5/8	234.95	14.15	6.36
6-5/8	1168.28	7.390	17.71	10	244.48	24.49	11.01
7	177.80	7.656	194.46	10-3/8	254.00	23.24	10.54
7-5/8	193.68	8.500	215.90	10-5/8	263.52	34.88	15.82
8-5/8	219.08	9.626	244.48	10-5/8	269.88	45.99	20.86
9-5/8	244.48	10.625	269.88	10-5/8	269.88	51.05	23.16
10-3/4	273.05	11.750	298.45	10-5/8	269.88	56.74	25.74
11-3/4	298.45	12.750	323.85	10-5/8	269.88	61.80	28.03
13-3/8	339.72	14.375	365.12	10-5/8	269.88	70.03	31.77
16	406.40	17.000	431.80	10-5/8	269.88	88.81	40.28
18-5/8	473.08	20.000	508.00	10-5/8	269.88	138.18	62.68
20	508.00	21.000	534.40	10-5/8	269.88	110.45	50.10

 

Detailed Photos

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Crossovers: 

Certifications

Company Profile

Lake Petro company is a professional supplier of various oilfield equipment, including oil drilling and service equipment,oil production equipment,OCTG ,wellhead & downhole tools and spare parts with API certification. Following the principle of "quality first, science and technology innovated, people oriented", every Lake Petro person is sparing no effort to provide the customers with best products and services. Through efforts of Lake Petro staff, our products have already been exported to USA, South America, Africa, Middle East, Russia and some other countries (regions). With super quality, reasonable price and professional service, Lake Petro company has become VIP (assigned) supplier and built strategic partnership with some coutries' national petroleum companies.

FAQ

How to order?
Please send us your inquiry with detail item description or with Model number.
If there is no packing demand we take it as our regular exported standard packing.
We will offer you an order form for filling. We will recommend you the most suitable model according to information you offered.
You send us your detail requirement, we provide quotation to you.

Can I expect a quality products?
All the production and processing are strictly according to ISO 9001:2008 and API standard. At the same time, mature production technology ensuring the quality satisfy international request. We also welcome the third party inspection, such as BV, SGS and TUV.
 
The information you may like to know before Payment:
 
1. Methods of Payment:
T/T (Telegraphic Transfer) or L/C at sight
 
2. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.
 
3. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.