ISO 16630 describes a method of determining the hole expansion ratio in metallic sheets and strips with a thickness range of 1,2 mm to 6,0 mm inclusive and a width of at least 90 mm.
NOTE This test is normally applicable to sheet metal and is used to assess the suitability of the product for forming flanges.
Status : PublishedPublication date : 2017-09
Edition : 2Number of pages : 7
Technical Committee:Ductility testing
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