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TD641W pneumatic ventilation butterfly valve
TD641W pneumatic ventilation butterfly valveTD641W pneumatic ventilation butterfly valveTD641W pneumatic ventilation butterfly valveTD641W pneumatic ventilation butterfly valveTD641W pneumatic ventilation butterfly valve
  • TD641W pneumatic ventilation butterfly valve
  • TD641W pneumatic ventilation butterfly valve
  • TD641W pneumatic ventilation butterfly valve
  • TD641W pneumatic ventilation butterfly valve
  • TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

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Main parameter


Nominal pressure (MPa)0.05 MPaMedium temperature-30ºC ~ -350ºC
Strength test0.1 MPaApplicable mediumHot and cold wind, smoke
Medium flow rate25m/sLeak rate3%

Materials for major parts


Part nameBodyValve plateValve shaft
MaterialsCarbon steelCarbon steelCarbon steel, stainless steel

Main form connection dimensions


Unit: mm

DNDD1LL1L2N - Ф db
3004053701207162208 and 1210
3504554201407862408 to 1410
40050547014092427012-1810
45057053016099929512-1810
500620580160107932512-1810
600720680180114038016 to 1812
seven hundred820780180124043016 to 1812
800920880200135049016 to 1812
9001040990200145054016 to 1814
100011401090220155059020-1814
110012401190220180064020-1814
120013401290240190069020-1814
130014401390240202076020-1816
140015401490260212081024-1816
150016401590260222086024-1816
160017401690280239098024-1816
1700184017902802590103028-2216
1800194018903002709109628-2216
1900204019903002826114632-2216
2000215020903202926119632-2616
2200236023003403126129636-2616
2400256025003603326139636-2618
2600276027003803526149640-2618
2800296029004003726159640-2618
3000319031104004098169844-3018
3200339033104404338179844-3020
3400359035104404578189848-3020
3600379037104804780199848-3020
3800400039104805000209852-3022
4000421041205205200221052-3022


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Product Description

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve

TD641W pneumatic ventilation butterfly valve


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