Product Description
API 5CT Oilfield Coupling, Casing Coupling, Tubing Coupling
1) Material: Steel
2) Connection: STC, LTC, BTC for casing coupling
NUE, EUE for tubing coupling
3) Standard: API 5CT
4) API and ISO certified
5) Grade: J-55, C-75, L-80, N-80, C-95, P-110
6) Photo
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7) Application
Couplings are short lengths of pipe used to connect 2 joints of tubing or casing.
8) Parameter
Package

Certificate

Company Information
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC.
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001, etc..
Our products mainly include:
1. Casing Centralizer 2. Float Collar & Float Shoe
3. Cementing Plug 4. Cementing Head
5. Cement Basket 6. Tubing Pump / Rod Pump
7. Valve Ball & seat 8. Casing / Tubing Pipe and Coupling
9. Stage Collar 10. Pumping Unit
11. Air Blaster 12. Sucker Rod
Our group have more than 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.
Contact Us
PUYANG ZHONGSHI GROUP CO.,LTD
Add: 5th community, Zhongyuan Oilfield, Puyang, China
Tel: 0086-371-87096211 / 15838304721
Fax: 0086-371-87096212
Website: zschinajixie.en.made-in-china.com;
zschinajixie.en.made-in-china.com
zschinajixie.en.made-in-china.com
Irene is here waiting for you!!
API 5CT Oilfield Coupling, Casing Coupling, Tubing Coupling
1) Material: Steel
2) Connection: STC, LTC, BTC for casing coupling
NUE, EUE for tubing coupling
3) Standard: API 5CT
4) API and ISO certified
5) Grade: J-55, C-75, L-80, N-80, C-95, P-110
6) Photo

7) Application
Couplings are short lengths of pipe used to connect 2 joints of tubing or casing.
8) Parameter
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 |
Package

Certificate

Company Information
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC.
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001, etc..
Our products mainly include:
1. Casing Centralizer 2. Float Collar & Float Shoe
3. Cementing Plug 4. Cementing Head
5. Cement Basket 6. Tubing Pump / Rod Pump
7. Valve Ball & seat 8. Casing / Tubing Pipe and Coupling
9. Stage Collar 10. Pumping Unit
11. Air Blaster 12. Sucker Rod
Our group have more than 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.
Contact Us
PUYANG ZHONGSHI GROUP CO.,LTD
Add: 5th community, Zhongyuan Oilfield, Puyang, China
Tel: 0086-371-87096211 / 15838304721
Fax: 0086-371-87096212
Website: zschinajixie.en.made-in-china.com;
zschinajixie.en.made-in-china.com
zschinajixie.en.made-in-china.com
Irene is here waiting for you!!