• Purpose : For Charpy impact testing at LH2 temperature environment
• Technical Features :

   – Size

     . Vacuum Chamber : OD290 x 753H

     . Test Chamber : ID108 x 78H (inside)

     . LN2 Chamber (for finger cooling) : ID135 x 227H

   – Fluid          : GHe

   – Design Pressure          :  0.2 barg

   – Operating Temperature   : –253 ~ 40 °C

   – Top Cover             : Automatic opening & closing

   – Temperature Control

   – Cooled by GM cryocooler (4.2 K @ 1.5 W)