EVS-EN 13445-3:2026

EN 13445-3 specifies requirements for the design of unfired pressure vessels covered by EN 13445-1 and constructed of steels in accordance with EN 13445-2. EN 13445-5:2026, Annex C specifies requirements for the design of access and inspection openings, closing mechanisms and special locking elements.

EN 13445-3 applies to design of vessels before putting into service. It may be used for in service calculation or analysis subject to appropriate adjustment.