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Safe Product Selection:
The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.
Caution:
Do not mix or interchange valve components with those of other manufacturers.
Home > Products > Valves > Bleed and Purge > Bleed Valves

Bleed Valves

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Bleed Valves

Bleed Valves

Swagelok® bleed valves can be used on instrumentation devices such as multivalve manifolds or gauge valves to vent signal line pressure to atmosphere before removal of an instrument or to assist in calibration of control devices.


Specifications

Working Pressure
Temperature
Flow Coefficient
Body Material


Inlet End Connection
• Type
• Size


Up to 10 000 psig (689 bar)
–65 to 850°F (–53 to 454°C)
0.25
316 stainless steel, carbon steel, alloy 400, alloy C-276, alloy 625, alloy 825, SAF 2507™

Male NPT, male SAE, male ISO
1/8 to 1/2 in.

Features

Bleed Valve Cutaway
  • Vent tube directs excess liquid or gas from system lines
  • Chrome-plated stem threads and tip enhance valve life
  • Back stop screw prevents accidental stem disassembly
  • Compact for convenient installation

Testing


Every Swagelok bleed valve is factory tested with nitrogen at 1000 psig (69 bar). Seats have a maximum allowable leak rate of 0.1 std cm3/min. Shell testing is performed to a requirement of no detectable leakage with a liquid leak detector.


Cleaning and Packaging


Every Swagelok bleed valve is cleaned and packaged in accordance with Swagelok Standard Cleaning and Packaging (SC-10).


Options

  • 316 SS/ASTM A276 or A479 bar handle
  • SS/ASTM A269 barbed vent tube for use with soft plastic or rubber tubing at the valve outlet.
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