Manually closed valve, single and double rod manually closed valve

SOUTH manually closed valve air defense products: Ex-wave valve, explosion wave to leak, explosion-proof stainless steel floor drain, explosion overpressure exhaust valve, automatic vent valve, anti-knock button, manually closed valve, manual electric closed valve, explosion-proof clean mouth, LWP oil net dust, DJF-1 electric foot dual fan, SR900 dual electric fans foot, U-type pressure measurement device, round flapper valve, ventilation plug, ventilation control box, ventilation signal boxes Tel: 0755-61335523 Mobile: 13422880055 QQ: 898938009 Company website: http: //www.zn382.com/ a manually closed valve use D40J-0.5 manually closed valve for switching the ventilation mode, change the air flow for ventilation and air defense projects Exhaust system. The valves are suitable nominal Pn≤0.05MPa, operating temperature - 30 ~ + 40 ℃, relative humidity of 30 to 90%, the medium is the air pipeline, as the one-way closed-circuit mechanism. Second, the main technical parameters manually closed valve nominal diameter (mm) Nominal pressure (Mpa) Test pressure (Mpa) Operating temperature seal strength at room temperature 600-1000 150-500 0.05 0.05 0.1 0.05 0.05 0.1 Three, manually closed valve Size table Size L0 L1 L2 D D1 D2 D3 bnd 150 338 92 170 210 166 195 176 10 7 7 200 485 118 300 270 215 250 225 10 8 9 250 535 130 320 345 260 320 275 10 9 11 300 585 145 350 385 315 360 325 10 911,400,731,175,385 515 441 490 451,101,212,500,875 225,451,650,560,622 5,701,012,146,007,076,275 5,937,506,667,206,761,012 13 700 1,176,290,643,850,780,820 780 1,016,178,001,276,290,693 950,870,920,880,616 1,790,014,002,907,931,060 9,601,010,990,101,618 1000 1500 30080812051090 11601100122018 No. la 1 2 3 4 5 6 7 Name lever hand lever valve actuator valve stem spring seal material malleable iron supporting cast iron or steel cast iron or steel cast iron or steel 45 # steel spring steel, rubber, four, manually closed valve Installation Notes 1, manually closed valve can be installed in horizontal or vertical pipes, requires valve plate when using a full start or fully closed, it can not be adjusted with the flow. 2, manually closed valve installation, you should ensure pressure bore signs of haircut that is consistent with the direction of the shock wave, and should facilitate the operation of the valve handle. 3, manually closed valve can be used in the form of installation supports or hangers. 4, manually closed valve flange and rubber gasket takeover by map processing.