IBV50MKS Ball Valve NW50

Ball valves are popular in applications where fast action and full bore pumping are needed. The Edwards IBV series valves combine these practical everyday features plus ease of use and economy in a high specification design. Manufactured in 316L stainless steel with PTFE seats they deliver robust performance in a wide variety of vacuum duties.

Features and Benefits

  • Low capital cost
  • Convenient NW16, 25, 40, 50 sizes
  • Optional BSP threaded versions
  • Easy to use manual operation
  • High conductance full bore pumping
  • Rugged design for dirty system use
  • Corrosion resistant construction
  • Leak tight to better than 1 x 10-6 mbar is ls-1 /8 x 10-7 Torr ls-1
  • Wide operating range 10-6 mbar to 7 bar 8 x 10-7 - 5250 Torr (102 psi)
Technical data  
Construction materials  
Body AISI 316L stainless steel
Ball AISI 316L stainless steel
Leak rate 1 x 10-6 mbar ls-1
  8 x 10-7 Torr  ls-1
Molecular conductance 86.0 ls-1
Pressure rating (bar absolute) using NW Co-Seal 7 bar / 102 psi
Ambient operating temperature 5 to 65°C
Reliability MTTF 30000 cycles
Weight 4300g / 9.4lbs