Equipment, installation and marking of pressure vessels - Openings, closures and closure elements

Technical rule [CURRENT]

AD 2000-Merkblatt A 5:2026-04

Equipment, installation and marking of pressure vessels - Openings, closures and closure elements

German title
Ausrüstung, Aufstellung und Kennzeichnung von Druckbehältern - Öffnungen, Verschlüsse und Verschlusselemente
Publication date
2026-04
Accessibility
Original language
German
Pages
6

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Publication date
2026-04
Original language
German
Pages
6
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Short description

This AD 2000-Merkblatt applies to openings, closures, and closure elements of pressure vessels. It specifies the requirements for the type and dimensions of openings for cleaning, inspection, and maintenance, as well as for conducting tests. Requirements regarding the number and location of openings are contained in Appendix 1 to this AD 2000-Merkblatt. Furthermore, the requirements for closures and closure elements are specified. To the extent that other provisions apply to specific pressure vessels, these are contained in the AD 2000-Merkbätter of the HP 801 series.
Replacement amendments

This document replaces AD 2000-Merkblatt A 5:2025-01 .

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