OCTG Casing Couplings
Apr 17, 2013
Tubing Coupling: OD: 2-3/ 8'', 2-7/ 8'', 3-1/ 2'', 4'', 4-1/ 2'' Upset: Non Upset ----NU External Upset----EU Steel Grade: H40, J55, K55, M65, N80-1, N80Q, L80, C95, C90, T95, P110, Q125 Casing Coupling: OD: 4-1/ 2'', 5'', 5-1/ 2'', 6-5/ 8'', 7'', 7-5/ 8'', .....