Handle Slim-disc Lugged Butterfly Valve 1).high quality and competitive price 2).code:WD7L1X-10/ ... ,medicine,oils,alkais,salt etc.Nominal diameterDN50-DN300Technical Data:Product Type:WD7L1X-10/16Nominal Diameter:DN50-300Max.Working Pressure:PN 1 ... :Water, Sewage, gas, oil etc Handle Slim-disc Lugged Butterfly Valve