ISO/FDIS 16630

Metallic materials — Sheet and strip — Hole expanding test

General information

Current stage: 50.20 Effective date: May 6, 2026

Originator: ISO

Owner: ISO/TC 164/SC 2

Type: International Standard

Scope

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.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 16630:2017

NOW

IN_DEVELOPMENT
ISO/FDIS 16630
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
May 6, 2026

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