D971X electric lug wafer butterfly Basic Description: The Butterfly simple structure, excellent performance, widely used. The product can be installed in the petroleum, chemical, food, pharmaceutical, textile, paper, water, electricity, shipping, urban drainage, refining, energy and other systems all corrosive, non-corrosive gases, liquids, semi-fluid, and solid powder Use as a regulator and shut-off devices on pipelines and containers. Scope: lug type butterfly valve is also widely used: chemical, petrochemical, metallurgy, medicine, food and other industries in SO2, steam, air, gas, ammonia, CO2 gas, oil, water, salt, lye, water, pipeline nitric acid, hydrochloric acid, sulfuric acid, phosphoric acid medium as a regulating and shutoff device. Electric lug wafer butterfly main features: 1, novel design, reasonable, unique structure, light weight, open and close quickly. 2, the operation torque is small, easy to operate, energy smart. 3, can be installed in any position, and easy maintenance. 4, the seal can be replaced, reliable sealing performance bi-directional sealing reach zero leakage. 5, sealing material aging, corrosion resistance and long service life. 6, to be completely sealed, gas leak test is zero. 7, choose different materials, applicable for a variety of media. Electric lug wafer butterfly main parts material: Part Name Material Name Body Cast / Ductile iron / stainless steel valve plate ductile iron / stainless steel seat EPDM / tetrafluoroethylene Stem stainless steel actuator parameters: Power: AC110, 220, 380V / DC24, 220V output torque: 50N.M to 2000N.M optional functions: switching contact type smart opening signal input signal: 0-10,1-5VDC / 4-20MA (Smart) main Dimensions and connections Dimensions: DN H H2 H3 L L1 φ bolt and vias 0.6MPa 1.0MPa 0.6MPa 1.0MPa 40 205 94 42 33 202 100 110 4-M12 4-14 4-M16 4-18 50 284 162 42 43 202 110 125 4-M12 4-14 4-M16 4-18 65 315 175 42 46 202 130 145 4-M12 4-14 4-M16 4-18 80 318 181 42 46 202 150 160 4-M16 4-18 8-M16 4-18 100 312 153 45 52 253 170 180 4-M16 4-18 8-M16 4-18 125 386 213 45 56 253 200 210 8-M16 4-18 8-M16 4-18 150 356 172 45 56 303 225 240 8-M16 4-18 8-M20 4-22