Manual chokes
The manual hand wheel operated well control (drilling) choke is typically used in onshore and offshore choke manifold. Its function in manifold is control the pressure during drilling and kick (blowout). JVS provide needle and seat type well control choke with below specifications and options.
- Well control (drilling) choke in full compliance of API 16C
- Standard end connection from 2-1/16” to 4-1/16”, pressure rating from 5000 psi to 15000 psi according to API 6A
- Other end connection available on request
- Hand wheel mounted by gear box to reduce operating torque for high pressure choke
- Optional ring groove cladding of Alloy 625
- Needle and seat made from solid tungsten carbide
- Standard orifice size is 2” (128/64”) & 1” (64/64”)
- All material in compliance for sour service as per NACE MR0175
