... :Characteristics:Linear,Equal%,Quick Pneumatic Cage Control valve( Pneumatic Diaphragm Type) Size:DN25~500 1''-20''Material:SS304, SS316, etcFlow Characteristics ... of JB/79.1(2)-94,HG20592-97,GB,ANSI,JIS,DIN etc.Body materialWCB,304,316,WC6,WC9,Ti,Ni ... .),Series typeNormal TEM.,middle TEM.,low TEM.,bellows sealing type,jacket insulation type,shut-off control typeWelcome to contact us to know ...