Api Couplings
We carry a full size range of 2-3/8” to 13-3/8″ in J55, K55, N80, P110 grade. All of our couplings meet the American Petroleum Institute (API) Specifications 5CT&5B. On ground inventories are available from our Houston Inventory warehouse. Couplings are short lengths of casing or tubing pipe which used to connect two joints of tubing or casing. They are manufactured in accordance with API 5CT & 5B specifications.
