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Fast Closing Butterfly Valve Equipped Pneumatic System and Weight Hammer

  • Nominal Dimesion:DN300~DN2000
  • Nominal Pressure:PN 0.25Mpa~1Mpa
  • Suitable Temperature:≤300°C
  • Connection Type:ASME/ANSI B 16.5 & B 16.47 & B 16.25
  • Manufacturing Standard:ASME/ANSI, API, GB, JB, HG, JIS, DIN
  • Body Material:Nodular cast iron, Grey cast iron, Cast steel, Stainless steel

Apply Condition

Widely applied at the outlet of blower fan or compressor in many industries such as metallurgy, mining, petrifaction, thermal power, etc. It also can prevent the return of medium and perform the functions as non-return and fast emergent close so as to protect the safety of blower fan and pipelines system.

Product Features

  • Triple-eccentricity metal sealing.
  • With small operation torque, little wear, high accuracy sealing.
  • The emergent close can be fast and reliable(≤1s) assisted with air cylinder and counterweight.
  • It can realize the remote control.
  • Design of closure damper at terminal.

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