GasFlo has been a provider of Cylinder Connection Components, Diaphragm Valves and Specialty Gas Equipment since 1998
 
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  Location: home / valves / Spring Type Diaphram Packless / STA SERIES
 

SPRING TYPE DIAPHRAGM STA SERIES

Specifications:

• 1/2 SIZE ROUND HANDLE MANUAL ANGLE PATTERN
• PRESSURE RATING : 0 PSIA to 3000 PSIG @ 70 F
• MAX DIFFERENTIAL BACK PRESSURE: 3000 PSID
• FLOW COEFFICIENT : Cv =.35
• STANDARD SEAT MATERIAL PCTFE
• TEMPERATURE LIMITS : -65F to 150F
• MAX ALLOWABLE SEAT LEAKAGE: 2 x 10-8 ATM cc/sec He
• MAX INBOARD LEAKAGE: 2 x 10-8 ATM cc/sec He
• WETTED DIAPHRAGM : ELGILOY
• STANDARD PANEL MOUNT
• PANEL HOLE SIZE: 1 1/4”

 

Features and Benefits

• FORGED BODY CONSTRUCTION
• SPRING TYPE DESIGN
• METAL DIAPHRAGM SEALED
• POSITIVE SHUT-OFF
• HIGH CYCLE LIFE
• ULTRASONICALLY DI CLEANED
• 100% HELIUM LEAK TESTED
• CUSTOM MATERIALS AND CONFIGURATIONS AVAILABLE ON REQUEST

Additional Configuration Options

• AVAILABLE WITH ELECTROPOLISHED ID SURFACE ON REQUEST
• CUSTOM MATERIALS AND CONFIGURATIONS AVAILABLE ON REQUEST

 
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Seat Materials:

• PCTFE
• VESPEL
• NICKEL
 

End Connections:

• 1/4 MALE AND 1/4 FEMALE PIPE THREAD
• 1/2 MALE AND 1/2 FEMALE PIPE THREAD
• 3/8 AND 1/2 TUBE SOCKET WELD
• 1/2 PIPE SOCKET WELD
• 1/2 FACE SEAL
• 3/8 AND 1/2 ORBITAL TUBE WELD
• CUSTOM CONNECTIONS

• BRASS
• NICKEL PLATED BRASS
• STAINLESS STEEL
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