OCTG Casing Coupling
OTCG Casing Copulationum Signa: API 5CT Copulationes Casing Processing: Seamless Size: 4 1/2- 10 3/4" Gradus: J55, K55, L80, N80, P110 Thread Type: STC, LTC, BTC Test: NDT etc. API 5CT et 5B Superficies Curatio: Totus phosphating, seu intra phosphating et extra membranam API Casing Copulatio Overview OTCG (Oleum Tubulare…