STC Coupling 10-3/4" for SC casing
STC Coupling 11-3/4" for SC casing
STC Coupling 16" for SC casing
The round-thread (STC or LTC) casing-joint strength is given as the lesser of the fracture strength of the pin and the jump-out strength.
1. Size: 4-1/2″ ~ 20″
2. Standard: API 5CT/5B
3. Type: STC
4. Grade:J55/K55/N80/L80/P110/T95
5. Packaging: wooden pallet lined with paper carton
API Casing CouplingsShort Thread | Coupling Size (inches) | Min Length (inches) | Weight per Coupling (lbs) | Palletized Carton Quantity | Palletized Carton Weight |
4 1/2 | 6.250 | 7.98 | 408 | 3255 | |
5 | 6.500 | 10.27 | 300 | 3164 | |
5 1/2 | 6.750 | 11.53 | 276 | 3182 | |
6 5/8 | 7.250 | 20.10 | 154 | 3095 | |
7 | 7.250 | 18.50 | 170 | 3145 | |
7 5/8 | 7.500 | 27.12 | 120 | 3254 | |
8 5/8 | 7.750 | 35.78 | 108 | 3578 | |
9 5/8 | 7.750 | 39.75 | 80 | 3180 | |
10 3/4 | 8.000 | 45.81 | 72 | 3298 | |
11 3/4 | 8.000 | 49.91 | 60 | 2994 | |
13 3/8 | 8.000 | 56.56 | 54 | 3054 | |
16 | 9.000 | 76.96 | – | – | |
20 | 9.000 | 95.72 | – | – |
