Product:
OCTG Pipe Couplings, API Spec 5CT
Grade: J55, K55, N80, L80, C95, P110
Coupling Size: 4 1/2 – 20 inches (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”)
Thread: NU, EU, STC, LTC, BTC
Standard: API Spec 5CT