NA 012
DIN Standards Committee Chemical Apparatus Engineering
Standards
[Withdrawn]
DIN EN 13445-4
DIN EN 13445-4
Unfired pressure vessels - Part 4: Fabrication; German version EN 13445-4:2009
Title (German)
Unbefeuerte Druckbehälter - Teil 4: Herstellung; Deutsche Fassung EN 13445-4:2009