Electric soft seal butterfly valve flange, flange] [D941X electric soft seal butterfly valve performance

Electric flange soft seal butterfly, D941X electric soft seal butterfly valve flange electric soft seal butterfly Profile: D941X electric soft seal butterfly valve flange Medium: fresh water, sewage, water, air, steam, food, medicines, oils, acids class, bases, salts. Electric soft seal butterfly valve flange part materials: Valve material: cast iron, carbon steel, stainless steel seal material: natural rubber (NR) -20 ~ + 85 ℃ ethylene-propylene rubber (EPDM) -40 ~ + 125 ℃ nitrile rubber (NBR ) -20 ~ + 82 ℃ silicone rubber (SI) -70 ~ + 150 ℃ Viton (FPM) -23 ~ + 150 ℃ fluorine-butadiene rubber (CR) 0 ~ + 80 ℃ butyl rubber (IIR) -40 ~ + 100 ℃ teflon (PTFE) + 10 ~ + 150 ℃ electric soft seal butterfly valve flange standard: flange size: GB / T17241.6-98; GB9115-88 length of the structure: GB12221-89 pressure test: GB / T13927-92; electric flange soft seal butterfly parameters: Nominal diameter DN (mm) 50 ~ 1200 Nominal pressure PN (MPa) 0.6 1.0 1.6 0.9 1.5 Test pressure strength test Seal test 2.4 0.66 1.1 1.76 0.6 0.6 gas seal test 0.6 For medium air, water, waste water, steam, gas, oil and the like. Drive Type Manual, worm gear, gas transmission, electric drive.