China · YB

08

YB/T 056:1994 — Resilient card wire

Chemical composition

ElementminmaxSimilarRemarks
C0.050.11
Cr0.1
Cu0.25
Mn0.350.65
Ni0.3
Si0.170.37

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
bars 0.205mm ≤ d ≤ 0.38mm1810–2060 圆形截面
bars 0.405mm ≤ d ≤ 1.215mm1720–1960 圆形截面
bars d < 0.63mm1810–2210 异形截面
bars d ≥ 0.63mm1720–2110 异形截面