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The amendment refers to clause 2 'definition' and states: delete the text and substitute: nominal pressure (PN): A numerical designation which is a convenient round number for reference purposes. All equipent of the same nominal size (DN) designated by the same PN number shall have compatible mating dimensions. Gives additionally two notes.
Author | ISO/TC 5/SC 10 Metallic flanges and their joints |
---|---|
Editor | ISO |
Document type | Norms amendments |
Format | Paper |
Edition | 1 |
ICS | 23.040.01 : Pipeline components and pipelines in general
|
Number of pages | 1 |
Modify | ISO 7268:1983
|
Weight(kg.) | 0.1017 |
Year | 1980 |
Country | Switzerland |