... ,gate valve,pipeline,pipe fitting and pressure gauge,etc. Choke manifold is the necessary equipment of the cotrol od well blowout ... certain limit, wellhead can be protected through its blowout.Choke manifold consists of choke valve, gate valve,pipeline,pipe fitting and ... (three types: maual adjustment,hydraulic type and fixed type) on the manifold to release the fluid in well. If thet pressure is ...