... 15psiFlow Characteristics: Linear, Equal-percentage, Quick-openPneumatic control valves are intended for general utility service in ... resulting in lower long-term operating costs.Control valve features:1.Using the balancing valve core ... JIS,DIN etc. standardBody materialWCB,304,316,WC6,WC9,Ti,Ni,Hastelloy,Monel etc ... .Flug materials304,316,420,Ti,Ni,Hastelloy,Monel etc. ...