api 50005000 API 10000 API 15000 Ø C Ø B A H Ø C A H Ø B. HANDWHEEL OPERATED VALVE GEAR OPERATED VALVE API 6A MUD SERVICE GATE VALVE Working Pressure rating siZEOver two days and 500 plasma sample injections, the API 5000™ system demonstrates excellent reproducibility and stability for the response of the compound and internal standard. =