In ISO 13520 procedures 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 : WithdrawnPublication date : 2002-09
Edition : 1Number of pages : 9
Technical Committee:Steel castings