1.Model : SWC-HM 2.Reference standards API RP 14A API RP 14B API RP ... controls the SCSSV, master valve, wing valve and choke valve. 2. Reference standards API RP 14A , API RP 14B, API RP ... H2S-CO2(NACE)Hydraulic outputs10,000-to 15,000-PSIG , 2,000-to 4,000-PSIGPilot supply50-to 100-PSIGPneumatic/hydraulic ...