... :Characteristics:Linear,Equal%,Quick Pneumatic Cage Control valve( Pneumatic Diaphragm Type) Size:DN25~500 1''-20''Material:SS304, SS316, etcFlow ... materialWCB,304,316,WC6,WC9,Ti,Ni,Hastelloy,Monel etc.Plug material304,316,420,Ti,Ni,Hastelloy,Monel etc.Working TEM ... Series typeNormal TEM.,middle TEM.,low TEM.,bellows sealing type,jacket insulation type,shut-off control typeWelcome to contact us to know ...