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ISO 9649:2023

Current Date published:

Metallic materials — Wire — Reverse torsion test

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.

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ISO 9649:2023

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