pneumatic modulating control valve( or electirc type)
Control flow&pressureFuild:water, oil, gas, etcNPS:1/2''-20'' DN:20-500mmClass:150#-25000#
Standard:GB,ANSIM,JIS,DIN
Features:
Top-guided Single Seated Control Valves, compact valve body, less component, esay to maintain.The mental valve plug is suitable for various work situation, comply with the standard of IV level leakage, and soft seal valve plug achieve the standard of VI level leakage.The valve body designed according to the principles of fluid mechanics to be low rsistance equal section flow channel, rated flow coefficient increases 30%. Wide adjustable scope, inherent adjustable ratio is 50:1. The valve actuator use multiple springs structure, and the height reduce 30%, the weight reduce 30%.Parts | Materials | ||||
Body | WCB/304/316 | ||||
Trim & Seat | 304/316/304+PTFE/304+stelite | ||||
Stem | 304/316 | ||||
Putter | 304/316 | ||||
Bellows | 304 | ||||
Bellow Diaphragm | With reinforced nylon fabric NBR | ||||
Gasket | 304/Graphite gaskets/F4 | ||||
Packing | PTFE/Flexible Graohite |
Ordering information
When ordering, please specify
1) If you have not chose the model, Please provide us the specifications.
1. Size, Rated Flow Factor Kv
2. Fluid Properties ( Pressure, Temperature, Viscostiy or Acidity and Alaline )
3. Valve Action (Air-to-close or Air-to-open )
4. Flow Characteristics
5. Upstream Pressure, Downstream Pressure
6. Body, Plug Material
7. Input Signal
8. With Accessories, Model instruction or not, so that we can help you to choose the right model
2) Special Requirement
1. Special Survey
2. Degreasing, Dewatering Treatment
3. Copper Free Treatment
4. Special Connection, Piping
5. Using under Vacuum Condition
6. Specified Coating Color
7. Special Medium ( Oxygen, Chlorine, Hydrogen )
8. Using Stainless Steel Connection
3) If you have chose the product model of our company. Please ordering directly to our Sales Dept.
4) When it use in important or complicated pipeline. Please provide drawing and specifications, our expert will supervision and check for you.
Note: Contact us now! Best price, quality and more details for you
pneumatic modulating control valve( or electirc type)