This International Standard specifies a method for determining the ability of metallic wire of diameter or characteristic dimension 0,1 mm to 10 mm inclusive to undergo plastic deformation during simple torsion in one direction.
ISO 7800:2003 history
2012ISO 7800:2012 Metallic materials - Wire - Simple torsion test
2003ISO 7800:2003 Metallic materials - Wire - Simple torsion test
1984ISO 7800:1984 Metallic materials; Wire; Simple torsion test