ISO 9649:1990
Metallic materials; wire; reverse torsion test

Standard No.

ISO 9649:1990

Release Date

1990

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 9649:2016

Latest

ISO 9649:2023

Scope

Specifies a method for determining the ability of wire of diameter 0,3 mm to 10,0 mm inclusive to undergo plastic deformation during reverse torsion. This test is used for detecting surface and internal defects in wires. Gives symbols and designations, principle, testing machine, test piece, procedure and test report.

ISO 9649:1990 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