Published
Includes four methods: iron(III) sulfate - sulfuric acid test, copper - copper-sulfate - sulfuric acid test, hydrochloric acid test and nitric acid test. ISO 9400 defines the term nickel-based alloy. Specifies apparatus, test specimens, procedure and evaluation.
PUBLISHED
ISO 9400:1990
90.93
Standard confirmed
Dec 14, 2021
Nickel-based alloys - Determination of resistance to intergranular corrosion (ISO 9400:1990)
90.93 Standard confirmed