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Type 1711HD Severe Service Valve
Brand: Research Control ValveThe 1711HD features a high pressure bar stock body with a union bonnet, with an oversized stem and extra heavy duty guided inner valve for added strength and longevity.
The stem packing is designed for tight sealing, long life and easy maintenance. The union bonnet with a graphite gasket provides excellent sealing without having bonnet threads in contact with the process fluid.
The multi-spring, field adjustable 35 square-inch, diaphragm actuator can be either ATO or ATC action. Maximum corrosion protection on all non stainless actuator components are standard.
Features- Interchangeable trim sets
- Heavy duty union bonnet
- Different trim characteristics available (linear, equal percent, quick open or double taper)
- TFE chevron packing
- Stellite inlaid inner valves
- ANSI Class IV shutoff
- High pressure and temperature rating
- Encapsulated graphite body bonnet gasket
- Dual IEC 534 (NAMUR) accessory mounts
- Adjustable spring preload and up-travel stop
Specifications
Brand
Industries
- Aviation & Aerospace
- Process or Industrial
- Oil & Gas
- Test Equipment & Services
- Chemical, Refining & Petrochemical
Pressure Range
- Up to 10,000 psi
Size
- 1/2”
Temperature Range
- 75° to 850° F