March 30, 2017
Couplings are short lengths of pipe used to connect 2 joints of tubing or casing. They come with painted colour codes on their external surface to indicate their grades. Product:API Spec 5CT OCTG Pipe Couplings, EUE Tubing Pipe Grade: J55, K55, N80, L80, C95, P110 Coupling Size: 4 1/2 – […]