... Connection : Raised Face (RF) & Ring Type Joint (RTJ ) according to ANSI B16.5 or other flange connecting type.Normal Diameter:1 ... "~8"Pressure Rating: ANSI Class 150lb, 300lb, 600lbBody materials: A216 WCB, WC6, WC9, ... minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); pneumatic diaphragm control valve (ANSI ,API) CS ,CI ,SS