标准编号：ISO 9649:2023
中文名称：金属材料 线材 双向扭转试验
英文名称：Metallic materials — Wire — Reverse torsion test
发布日期：2023-05
标准范围
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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