ESLON DIAPHRAGM VALVE Flange Type Excellent sealing performed with optimized diaphragm design even by low handle operating torque. ® Improved diaphragm in compression set steadily prevents leakage. Available customized version for the applications in high temperature. Visual indicator at the handle top for open-close position and prevention of over tightening. Drip-proof and dust-proof mechanism for prevention of entering water and dust in bonnet. Flat at the bottom of flange and insert nuts for prevention of tumbling and for better workability in plumbing. 1 .Bolt hole dimensions on flange conform to JIS B2220. 2.Flange dimension of 32A is same as 40A, but long bolt hole on the flange. Usable Liquid Temperature & Maximum Working Pressure Material ■Conforming Standard Connection •For flange, dimension of bolt holes conforming the standards