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Norm
ISO 4746:1977
Issue date: 1977 08 01
Oxygen-free copper — Scale adhesion test
Provides a means of assessing the usability in electronic devices, for applications involving glass-to-metal seals, or other uses relying on the formation and presence of...
Valid
Publisher:
International Organization for Standardization
Format:
Digital | 1 Pages
Language:
English
ICS
Provides a means of assessing the usability in electronic devices, for applications involving glass-to-metal seals, or other uses relying on the formation and presence of an adherent film of copper oxide. The procedure includes preparation and heating in air of a test piece, followed by rapid cooling in water and visual examination for loss of the oxide film or blistering.