JSA - JIS Z 2256
Metallic materials - Hole expanding test
|Publication Date:||20 October 2010|
|ICS Code (Mechanical testing of metals):||77.040.10|
This Standard specifies the test method of hole expansion in sheet metallic materials with a thickness range mainly of 1.2 mm to 6.0 mm and a width of not less than 90 mm.
NOTE 1 This test is normally applicable to the sheet and strip, and is used to assess the suitability of the product for forming flanges.
NOTE 2 The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows.
ISO 16630 : 2009 Metallic materials - Sheet and strip - Hole expanding test (MOD)
In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/lEC Guide 21-1.
Warning: Persons conducting the test by using this Standard should be familiar with normal laboratory practice. This Standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this Standard to establish appropriate safety and health practices.