Casing Couplings

Our casing coupling manufacturing facilities utilize high quality coupling stock from pre-qualified seamless mills. High-speed CNC lathes maintain the tight tolerances required by the industry. All casing couplings are manufactured to API 5CT latest edition.

Diameters 4 ½- through 13 ⅝-in
Grades J55, K55, N80(Q&T), L80, P110, Q125
Connections STC, LTC, BTC
Other Options
  • BTC x SLIP
  • LTC x 8V
  • Seal ring couplings (Modified)