ČSN EN 13445-3/A2

This Part of this European Standard specifies requirements for the design of unfired pressure vessels covered by EN 13445-1:2009 and constructed of steels in accordance with EN 13445-2:2009. EN 13445-5:2009, Annex C specifies requirements for the design of access and inspection openings, closing mechanisms and special locking elements. NOTE: This Part applies to design of vessels before putting into service. It may be used for in service calculation or analysis subject to appropriate adjustment.