Components
Body ? Cast iron or ductile iron
Disc ? Cast iron or Ductile iron
Seat ? Brass/Stainless steel
Stem ? Stainless steel
Bonnet ? Cast iron or Ductile iron
O-ring ? NBR
Hand wheel? Cast iron or Ductile iron
Application
Face to face is according to DIN3302 - F4
Flange drilled is according to DIN2532/2533
Nominal pressure PN 10/PN 16
Test
Working pressure : 10bars 16bars
Shell pressure : 15bars 24bars
Seat pressure : 11bars 17.6bars
