Steel tubing Casing Api 5ct Coupling With STC LTC BTC Thread
Product Details:
| Place of Origin: | China |
| Certification: | API 5CT |
| Model Number: | All types |
Payment & Shipping Terms:
| Minimum Order Quantity: | 50 pcs |
|---|---|
| Price: | USD20-200/pc |
| Packaging Details: | Export wooden case |
| Delivery Time: | 20-30 days |
| Payment Terms: | L/C, T/T, Western Union, MoneyGram |
| Supply Ability: | 5000 pcs per month |
|
Detail Information |
|||
| Product Name: | API 5CT J55/K55/N80/P110 Steel Casing Pipe Coupling 4 1/2" To 20" | Keywords: | Casing Coupling And Tubing Coupling |
|---|---|---|---|
| Application: | Oil Well Drilling | Size: | 1.05"- 20" |
| Highlight: | Steel Casing Api 5ct Coupling,STC Api 5ct Coupling |
||
Product Description
API 5CT J55/K55/N80/P110 Steel Casing Pipe Coupling 4 1/2" To 20"
Casing Coupling
Casing couplings are important accessories for tubing and casing pipes. We can supply various API 5CT/5B/5L casing and tubing couplings from 1.66” to 13-3/8” in threads: NU, EU, STC, BTC, LTC. The casing and tubing couplings can be made in grade H40, J55, K55, N80, L80, P110 and so on.
![]()
| Size and Specifications For Casing Couplings | ||||
| Descriptions and size | Type of Thread | O.D*L (mm) |
Weight (kg) |
|
| 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 | 12.30 | |
| 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 | 50.10 | |
Tubing Coupling
Couplings are important accessories for tubing and casing pipes. We supply various API 5CT/5B/5L casing and tubing couplings from 1.66” to 13-3/8” in threads: NU, EU, STC, BTC, LTC. The casing and tubing couplings can be made in grade H40, J55, K55, N80, L80, P110 and so on.
![]()
Technical Specifications of Tubing Coupling
|
Tubing Coupling Size (in) |
O.D. (in) | Minimum Length(in) | Weight (lbs) |
| Round Thread | Round Thread | Round Thread | |
| 2-3/8 | 2.875 | 4-1/4 | 2.82 |
| 2-7/8 | 3.500 | 5-1/8 | 5.15 |
| 3-1/2 | 4.250 | 5-5/8 | 8.17 |
| 4 | 4.750 | 5-3/4 | 9.58 |
| 4-1/2 | 5.200 | 6-1/8 | 10.77 |
![]()
![]()
If any needs, pls contact us freely:






