Valve Specifications
Nominal Diameter (mm): 500
Nominal pressure (MPa): 1.6
Flow characteristics: Quick opening
Rated Kv values:
Inherent adjustable ratio R: 100
Leakage Level: class (GB / T4213-92)
Rated travel (°): 520
Role: electric-close
Fault location: Hold
Bonnet forms: Standard
Allowable operating temperature (℃): - 40 ~~ 500
Connection: flange
Flange Standard: GB / T 9119
Flange Specifications: PN2.5 DN500 MF

Executive body
Type type: electric actuator gear box +
Actuator Model:
Power: 1.5 kilowatts
Return spring:
Voltage: 380V. A C
Input signal: (locator)
The corresponding valve position: ON → OFF

Established in 2012,Hangzhou Niuzhuo Valves Industrial Co., LTD. is a manufacturer and exporter that is concerned with the design, development and production of valves.
HZNZ is located in Hangzhou, with convenient transportation axxess.Covering an area of 13000 square meters, HZNZ now have about 100 employees, an annual sales figure that exceeds USD 7.7 million and are currently exporting 22% of our production worldwide.
All of our products comply with international quality standards and are greatly appreciated in a variety of diffrent markets throughout the world.
As a result of our high quality products and outstanding customer service, we have gained a global sales network reaching Korea , Thailand, Malaysia,Mid East and more.
If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.