ISO 9649:2023
Metallic materials — Wire — Reverse torsion test

Standard No.

ISO 9649:2023

Release Date

2023

Published By

International Organization for Standardization (ISO)

Latest

ISO 9649:2023

Scope

This document specifies a method for determining the ability of metallic wire, of diameter dimension from 0,3 mm to 10,0 mm inclusive, to undergo plastic deformation during reverse torsion. This test is used to detect surface defects, as well as to assess ductility.

ISO 9649:2023 history

• 2023 ISO 9649:2023 Metallic materials — Wire — Reverse torsion test
• 2016 ISO 9649:2016 Metallic materials - Wire - Reverse torsion test
• 1990 ISO 9649:1990 Metallic materials; wire; reverse torsion test