1.size:DN15,DN25,DN32,DN40,DN50(1/2"~10") 2.standard: HG. JIS. DIN . ANSI 3.Media:oil,gas,water 4.Mpa: 0.3~1 a. Body material Temperature range (ºC) UPVC -14--70 CPVC -20--95b. working pressure :0.3~1Mpac: Actuator / operation: manually operated, pneumatically operated and motorizedd: Valves are widely used in chemical industry , petroleum ,alkaline,pharmacy ,dyeing ,foodstuff environmental ...