Surface refined dome loaded pressure control unit type 7.
https://www.lt-gasetechnik.de/wp-content/uploads/2017/07/domdruckregeleinheit.jpg 878 494 Alexander Hanf Alexander Hanf https://secure.gravatar.com/avatar/f89f4d10a36f5d89cef53cf152aa4130?s=96&d=mm&r=gSurface refined dome loaded pressure control unit type 7, based on a nickel plated dome…
lire plus (seulement en anglais)