Standard: DIN - AD 2000-MERKBLATT W 9


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This AD 2000-Merkblatt covers:

- forged and seamless rolled flanges,

- flanges formed by bending from sections, bar steel or strip stock and flash-butt welded flanges,

- flanges cut from plates/sheets,

- flanges manufactured by machining from rolled or forged sectional steel and bar steel,

- cast flanges made of cast steel.

They are made of ferritic, austenitic and austenitic-ferritic steels for the construction of pressure vessels which are operated at working temperatures and ambient temperatures down to -10 °C and up to the upper temperature limits specified in Clause 2 and the relevant AD 2000-Merkblätter for the starting materials. For working temperatures below -10 °C, AD 2000-Merkblatt W 10 also applies.

This AD 2000-Merkblatt does not cover integrally cast flanges. For flanges produced by the pressure equipment manufacturer, Clauses 2, 3, 4 and 7 apply.

The basic requirements for the materials and the material manufacturer are specified in the AD 2000-Merkblatt W 0.

Organization: Deutsches Institut für Normung e. V.
Document Number: ad 2000-merkblatt w 9
Publish Date: 2010-11-01
Page Count: 12
Change Type: STCH
Available Languages: EN
DOD Adopted: NO
ANSI Approved: NO
Most Recent Revision: NO
Current Version: NO
Status: Inactive

Document History

Document # Change Type Update Date Revision Status
AD 2000-MERKBLATT W 9 Change Type: COMPLETE REVISION Update Date: 2017-06-01 Revision: 17 Status: ACTV