Needle Valve Features:
Non-rotating stem prevents galling and scoring
Five stem styles:
Vee
Regulating
Metering
Micro-Metering
17-4PH Stem for longer service life. 316 wetted parts are also available by specifying option -316WP
Glass-filled PTFE packing for temperatures up to 600°F (315°C)
Integral through holes for bracket mounting, a panel mounting option is also available
Wide range of options allow customizing of valve
Positive gland locking device
BuTech Low Pressure Valves are designed for liquid and gas flow control in petroleum, chemical, power generating and general industrial applications.
Available in a variety of body styles, the valves are designed for operation at temperatures ranging from 0 to 650 F.
Their rugged construction provides assurance of fail-safe operation at pressures ranging to 15,000 PSI (1030 bar).
Note: BuTech Pressure Systems does not recommend compression sleeve connections below 0°F (-18°C) or above 650°F (343°C).
Materials of Construction
Standard materials of construction include 316 cold-worked stainless steel, 17-4PH, Ampco 45, and glass-filled PTFE. All BuTech equipment may also be produced in any machinable metal. Some of the more common exotic materials used are:
Hastelloy™
Inconel™
Titanium
Monel 400™
Tube Sizes: 1/8" through 1/2" ; Pressures to 15,000 PSI (1030 bar) ; Type: L/P Single Ferrule Compression