JSA - JIS Z 2256
Metallic materials — Hole expanding test
|Publication Date:||21 December 2020|
|ICS Code (Mechanical testing of metals):||77.040.10|
This Standard specifies the test method of hole expansion in metallic sheets with a thickness range mainly of 1.2 mm to 6.0 mm and a width of at least 90 mm.
NOTE 1 This test is normally applicable to sheet metal 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 : 2017 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 Standards and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/IEC Guide 21-1.
WARNING Persons carrying out tests based on 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 safety and health practices.