Butterfly valve

manualpneumaticelectric

Di Nicola manufactures single eccentric butterfly valves type lug, wafer and flanged in ductil iron EN GJS 400 to EN GJS 500 , malleable cast iron GJL 250 and high- nickel NI resist , carbon steel ASTM 216 WCB / N + GP 240GH , fabricated EN S275J0 steel and stainless steel with high nickel content from over fifty years with a size between 32 and 1200 mm and nominal pressures from 2.5 bar to 16 bar and ANSI Class 125 in Class 150 . Di Nicola valves answer to major international standards such as EN 593 , EN ISO 1074-1 , EN ISO 1074-2 , DIN 3202 , EN 558 - series 20 , and AWWA C - 504 . With marked according to EN ISO 19 and flanges according to EN 1092-2 , ISO 2531, BS4504 , ANSI B16.10 , test according to EN 12266-1 . The company Di Nicola produces non-standard at the request of customers . Whybutterflyvalve? Economical. 100% tight shut off and no leakage. Low pressure loss. More strength with less weight. Simple installation and mounting. Easy repair/maintenance and long service life. Where butterfly valve? Hot and cold water lines. Acid-alkali, base and salty conditions. Viscous liquids. Power génération industry. Waste water plants. Air conditioning technology. Pneumatic systems. Fire extinguisher systems. Chemical and petrochemical industry. Ship building. Food and beverage industry. Civil engineering. Pulp and paper industry. Gas and exhaust lines. Others.