Zoloto butterfly valve has been meticulously crafted to serve as absolutely leak, Proof and renders maintenance free extended durability. The unique feature is elastomer liner, Protecting the body and shaft from corrosion while ensuring permanent leak proof tightness at all three levels of shaft passage sandwich flanges on upstream and downstream sides. Salient features design standard is 13095/ bsen 593. Wafer type. Lever operated / gear operated / electric operated / pneumatic operated compatible to be inserted between flanges as per bs 10 table d, E, F, H, Din, Pn10, Pn16, Pn25, Pn40, Asa 300, Is 778, Is 6392 table 17, Asa 150 and is 1538. Pn10 maximum working temperature 90 c maximum working pressure 10 bar shell test pressure hydrostatic 15 bar seat test pressure hydraulic 11 bar pn16 maximum working temperature 90 c maximum working pressure 16 bar shell test pressure hydrostatic 24 bar seat test pressure hydraulic 17. 6 bar