View Single Post
  #4  
Old 22-05-2017, 05:00 PM
leon's Avatar
leon
Registered User

leon is offline
 
Join Date: Apr 2006
Location: Warrnambool
Posts: 12,812
Lewis I used to do some part time work refilling and re pressuring fire extinguishes and they were pressure tested to 1000 Psi.
You will have no problem at 450 or above.

Leon
Reply With Quote