... 17,22,30,50m 5)ISO &CE 2L series pilot-operated steam solenoid valve, it is 2/2way. It is high ... mostly for steam medium, we also call it steam valve. It is designed correspondingly to support higher pressure of 1 ... .5MPa, the orifice also will be bigger than normal valve for same thread size to make larger flow rate. ... 60HZ,For more information, please contact with us. 2L series steam solenoid valve