Use features: 815, 830 the main structure features of butterflyvalve in series for wafer legitimate orchid type eccentric structure, and three 830L series butterfly valve, 815 main structure characteristics for body around with lugs and designed with single flange holes.

815 8.3 butterflyvalve series, widely used in petroleum, chemical and industrial environment water treatment, high-rise buildings, water supply and drainage pipeline etc. Its features are: because the triple eccentric structure, reliable performance and ensure sealing butterfly plate does not open, eliminate contact seal seat sealing seat uneven loads and prolong the life, to ensure reliable seal performance, high temperature resistant, wear resistance, corrosion resistance, etc