Zhejiang Zhitai Self-Control Valve Co., Ltd.
Main products:Gate Valve,Pneumatic Actuator,Ball Valve,Butterfly Valve,Globe Valve
Contact Us
  • Contact Person : Mr. wang Tom
  • Company Name : Zhejiang Zhitai Self-Control Valve Co., Ltd.
  • Tel : 86-577-85988588
  • Fax : 86-577-85988688
  • Address : Zhejiang,Wenzhou,Longwan Centrial Zone
  • Country/Region : China
  • Zip : 325024

stainless steel pneumatic ventilation butterfly valve

stainless steel pneumatic ventilation butterfly valve
Product Detailed
1. High quality and inexpensive 2. Certificate :ISO9001 ,CE 3. We often take Large-scale exhibition

Pneumatic actuator

1.ISO9001, CE certificate .

2.High quality , competitive price, fast delivery.


AT 052—270

Angle of rotation


Pressure range  (bar)


Torque  (Nm)


Operating temperature (°C)



1. The design of rack and pinion double-piston

2.The extruded high-quality aluminum alloy cylinder ,its longer service life and low friction coefficient.

3.Unibody design ,double acting and single acting have the same cylinder and end cap.

4.Four adjusting screws can make the actuator more accurate .

5.Position indicator consistent with VID/VIE3845,NAMUR standards.

6.The gas source interface in line with NRMAR standard.

7.All fasteners are made of stainless steel ,to enable long-term corrosion resistance.

8.The connection parts are in line with new international standards ISO5211 and DIN3337(F03-F25).

Pneumatic ventilation butterfly valve

Model : ZTD641W

Bore: DN50-4000mm

Pressure: 0.25, 0.6 Mpa

Connecting: flange

Dimension standard: GB

Body material: Carbon steel(WCB), Stainless steel(CF8, CF8M, CF3, CF3M)

Seat material: Metal sealed(W)

Mode of action: double-acting, single-acting (spring reposition)

Control: Switch , Adjust .

Selection of Accessories: solenoid valve, locator, limit switch, F.R..L. Combination unit.

                     Manua Device.

stainless steel pneumatic ventilation butterfly valve

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