REPRESENTATIVE IMAGE

Attributes

Size (in) 10
Size (mm) 250
Flange Ends LFB250
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All dimensions are in inches unless otherwise specified.

VAT10848-PE01

VAT Manual UHV Gate Valve with LFB250 Ends

$9,469.00

Available on backorder

Part ID: VAT10848-PE01
						

				

				

				

			
VAT’s Series 108 UHV Gate Valve is the standard valve for ultra-high vacuum (UHV) isolation applications in research and industry.






Main Features




    

  • Sizes: DN 63–200 (2.5″–12″)
    • 

  • Actuator: manual with crank handle
    • 

  • Body material: stainless steel
    • 

  • Feedthrough: bellows
    • 

  • Standard flanges: ISO-LFB (ISO-F), CF (fixed)
    • 

  • Sealing technology: VATLOCK
    • 











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Technical Data




    

  • Leak rate:

      

    • valve body: < 5×10-10 mbar ls-1
      • 

    • valve seat: < 1×10-9 mbar ls-1
      • 

    

    • 

  • Pressure range:

      

    • DN 63–200: 1×10-10 mbar to 1.6 bar (abs)
      • 

    • DN 250–320: 1×10-10 mbar to 1.2 bar (abs)
      • 

    

    • 

  • Differential pressure on the gate:

      

    • DN 63–200: ≤ 1.6 bar
      • 

    • DN 250–320: ≤ 1.2 bar
      • 

    

    • 

  • Differential pressure at opening: ≤ 30 mbar
    • 

  • Cycles until first service: 50,000
    • 

  • Temperature:

      

    • Valve body: ≤ 250°C open / ≤ 200°C closed
      • 

    • Manual actuator: ≤ 250°C
      • 

    • Position indicator: ≤ 80°C
      • 

    

    • 

  • Heating and cooling rate: ≤ 50°C h-1
    • 

  • Material:

      

    • Valve body: AISI 304 (1.4301)
      • 

    • Mechanism:

        

      • DN 63–200: AISI 316L (1.4404)
        • 

      • DN 250–320: AISI 304 (1.4301)
        • 

      

      • 

    • Bellows: AISI 316L (1.4404, 1.4435)
      • 

    

    • 

  • Seal:

      

    • Bonnet: metal
      • 

    • Gate: FKM
      • 

    

    • 

  • Mounting position: any
    • 

  • Valve position indication: visual (mechanical)
    • 






		

				

				

				

			
        

            

                 
                

                    

                        

                            

                                

                                    

                                        

                                

                                    

     


    
    

    



                               



    
    

        
    






    
    

        
    






    
    

        
    






    
    

        
    






    
    

        
    






    
    

        
    






    
    

        
    






    
    

        
    






    
    

        
    


























    
    				
						

				

				

				

					

							

					
					
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Attributes
		

				

				

				

			
        

            

                

                    
                    
        
                

                    Size (in) 10

                

                    Size (mm) 250

                

                    Flange Ends LFB250

                

                    3D CADLogin

                

                    DrawingLogin

                

                    

        
                

            

        

        		

				

				

				

							
All dimensions are in inches unless otherwise specified.
						

				

					

		

					

		

				

						

					

			

						

				

			
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