ISO 13520:2015 specifies procedures which are covered for estimating ferrite content in certain grades of austenitic iron-chromium-nickel alloy castings that have compositions balanced to create the formation of ferrite as a second phase in amounts controlled within specified limits. Methods are described for estimating ferrite content by chemical, magnetic and metallographic means.
Status: PublishedPublication date: 2015-10
Edition: 2Number of pages: 9
Technical Committee: ISO/TC 17/SC 11 Steel castings
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