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Home > Products > Valves > Bellows-Sealed > High Pressure Bellows Valves Actuated
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High Pressure Bellows Valves Actuated

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Bellows Valves, High-Pressure, Pneumatically Actuated—HB Series

HB Group 2

Swagelok® HB series bellows-sealed valves offer pressure ratings up to 3500 psig (241 bar) and cleaning for high-and ultrahigh-purity systems

Specifications

Working Pressure
Temperature
Flow Coefficient
Body Material
Stem Tip Material
End Connections
• Type

• Size
Internal Volume
Up to 3500 psig (241 bar)
–40 to 400°F (–40 to 204°C)
0.30
316L stainless steel
PCTFE

Swagelok tube fitting, VCR® face seal fitting, tube butt weld, tube socket weld
1/4 to 1/2 in.; 6 mm
0.27 in.3 (4.4 cm3)

Features

  • Valve
    • Full pressure rating in either flow direction for system versatility
    • Easily purged to maintain clean operation
    • Stem guiding outside of system fluid for cleanliness
    • Inverted bellows design for strength
    • Replaceable subassembly for easy maintenance
  • Normally closed and normally open pneumatic actuators

High-Purity Bellows Valves Process Specifications

  • Standard, no process designator: Special Cleaning and Packaging (SC-11)
    • Special cleaning with non–ozone-depleting chemicals
    • Performed in specially cleaned areas; valves are individually bagged
    • 20 µin. (0.51 µm) average, machine finished.
  • Photovoltaic cleaning, process designator SC06: Photovoltaic Process Specification (SC-06)
    • Ultrahigh-purity cleaning with a continuously monitored, deionized water, ultrasonic cleaning system
    • Performed in specially cleaned areas; valves are individually bagged
    • 20 µin. (0.51 µm) average, machine finished.
  • Photovoltaic cleaning, process designator P6: Photovoltaic Process Specification (SC-06)
    • Ultrahigh-purity cleaning with a continuously monitored, deionized water, ultrasonic cleaning system
    • Performed in specially cleaned areas; valves are individually bagged
    • 5 µin. (0.13 µm) average, machine finished.
  • Ultrahigh-purity, process designator P: Ultrahigh-Purity Process Specification (SC-01)
    • Ultrahigh-purity cleaning with a continuously monitored, deionized water, ultrasonic cleaning system
    • Performed in ISO Class 4 work areas; valves are double bagged and vacuum sealed in cleanroom bags
    • 8 µin. (0.20 µm) average, machine finished and electropolished.

Testing

Inboard helium leak tested to a rate of 4 × 10–9 std cm3/s at the seat, envelope, and all seals. Pneumatic actuator leak tested to a maximum leak rate of 1 std cm3/min.


Options and Accessories
Indicator Switch
Multiport Valve
  • Indicator Switches
    • Transmit a signal to an electrical device indicating either the open or closed position of a pneumatically actuated HB series bellows valve
    • Factory assembled
    • Indicator switch kits for field assembly
  • Polyimide Stem Tips
    • For temperatures up to 400°F (204°C)
  • Multiport and Elbow Valves and Multivalve Manifolds
    • HB series bellows valves are available in multiport and elbow configurations; download the Swagelok Bellows- and Diaphragm-Sealed Multiport and Elbow Valves catalog.
    • Multivalve manifolds are also available; contact your authorized Swagelok sales and service representative.
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