Abstract
ISO 4991:2015 covers steel castings for pressure containing parts.
It includes materials which are used for the manufacture of components subject to pressure vessel codes and components not subject to codes.
This International Standard relates to castings manufactured from unalloyed and alloyed steel grades (characterized by their chemical composition, Table 1, and mechanical properties, Tables 2, 3, 4 and 5).
NOTE Annex D gives information on ISO grade designation and available UNS numbers which are similar to the ISO grade designation.
General information
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Status: PublishedPublication date: 2015-12Stage: International Standard to be revised [90.92]
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Edition: 3Number of pages: 19
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Technical Committee :ISO/TC 17/SC 11
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Draft
International StandardISO/DIS 4991
Steel castings for pressure purposes
Reference number
ISO/DIS 4991
ISO/DIS 4991
Edition 1
© ISO 2024
Draft International Standard
ISO/DIS 4991
Steel castings for pressure purposes
Life cycle
-
Previously
WithdrawnISO 4991:2005
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Now
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Will be replaced by
Under developmentISO/DIS 4991
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