KZ65-25 high pressure water injection wellhead nominal pressure: 25MPa PU,AA medium: oil,water Wellhead ... valvebumper and gauge meter .etc. Its choose the high grade material that can resist erosive, having the ... standard: SY/T 5127-2002 ,API spec 6AWorking pressure: 2000psi~10,000psiWorking temperature: PU(-29--121)Material ... media:fuild,natural gas etc. KZ65-25 high pressure water injection wellhead