ISO 9649:2016现行
Metallic materials - Wire - Reverse torsion test
出版：International Organization for Standardization
专家解读视频
Defines 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.
DIN ISO 9649 : 1993 - Identical
BS ISO 9649 : 2016 - Identical
DIN ISO 9649 E : 2018 - Identical
SS-ISO 9649:2016 - Identical
SS-ISO 9649:2016 - Identical
DIN ISO 9649 : 1993-04 - Identical
BS ISO 9649 : 2016 - Identical
NBN ISO 9649 : 1997 - Identical
DIN ISO 9649 E : 2018 - Identical
