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1
Ball Valve – VAB-S0B4-08
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Application    
This is an all stainless steel bar stock two piece serviceable ball valve. An anti blowout stem design allows for higher pressures to be achievable with longer service periods gained. The valve has been optomised for use in CNG refuelling stations particularly in high cycle applications.
Performance   Cascade

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Flow Rating CV 3.21
Gas Venting No loss of gas during operation
Maximum Flow rate 4000 Sm3/hr at 15 barG dP
Installation Guide  
Inlet & outlet ½” NPT Female
Flow direction Preferred in direction of arrow
Mounting location Outdoor hazardous location suitable
Operating Temp -40oC to +70oC
Service Characteristics
No special maintenance required. Seals designed for high cycle applications such as actuated valves in CNG dispensers & compressor packages. Replace seals on evidence of leakage (cycle life dependant on gas conditions)
Approvals and Ratings
Working Pressure 4000psi   275 bar Cascade
Proof test 16000psi          1100 bar
(SGS certificate 16 July 1998)
Materials  
Body

T316 Stainless Steel

End Cap T316 Stainless Steel
Ball T316 Stainless Steel
Stem T316 Stainless Steel
Handle T316 Stainless Steel
O’Rings Nitrile N90  
Seals Delrin AF  
     
Build List    
Valve Body 1
Ball 2
Stem 3
End Connector 4
Seat 5
Handle 6
Stem Nut 7
Spring Washer 8
Upper Thrust Washer 9
Stem O’Ring Seal 10
Lower Thrust Washer 11
End Conn. O’Ring 12
 
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