5404 Series 2/2 Way High Pressure High Temperature Solenoid Valve Models:Y5404- ... Rate: 12,25,25KV Value: 2.0, 5.0, 10.0Joint Pipe Bore: 1/2", 3/4", 1"Working Pressure: ... by ISO9001:2008, CE, ROHS Quality System Certification & equipped with advanced producing and testing devices: CNC Machine Center, NC Machine ... valve dynamic state function experiments set surface roughness tester, life test bed/ rack