valvole doppia eccentricità

Di Nicola manufactures butterfly valves in single, double and triple offset in alloys of ductile 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, under construction EN S275J0 steel and stainless steel with high nickel content from over fifty years with sizes between 150 and 3000 mm and nominal pressures from 2.5 bar to 64 bar and ANSI Class 125 to Class 600. Di Nicola butterfly valves answer to major international standards such as EN 593 , EN ISO 1074-1, EN ISO 1074-2 , DIN 3202 , BS 5150, ISO 5752 , ASME B16.10 and AWWA C – 504 . With marked according to EN ISO 19 and flanges according to EN 1092-2 , ISO 2531, BS4504 test according to EN 12266-1. The company Di Nicola produces non-standard on request of customers .

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