API 5CT Oil Well Casing Pipe Fitting Coupling

PIC-(API 5CT Oil Well Casing Pipe Fitting Coupling)

　　Place of Origin: China

　　Brand Name: GHL

　　Model Number: 1.9"-20"

　　Type: Coupling

　　Machine Type: Oil production

　　Certification: API

　　Material: Alloy steel

　　Processing Type: Turning

　　Surface treatment: Whole phosphating, or inside phosphating and outside coating

　　Usage: Internally threaded cylinder for joining two lengths of threaded casing pipe

　　Specification: API 5CT 4-1/2" to 20"

　　Steel grade: J55, K55, L80,N80, P110

　　Thread type: STC, LTC, BTC

　　Details: 4-1/2", 5", 5-1/2", 6-5/8", 7", 7-5/8", 8-5/8", 9-5/8", 10-3/4", 11-3/4", 13-3/8", 16", 18-5/8", 20"

　　Specification: API 5CT 1.9", to 4-1/2"

　　Steel grade: J55, L80, N80

　　Thread type: EUE, NUE

　　Details: 1.9", 2-3/8", 2-7/8", 3-1/2", 4", 4-1/2"