Causes of Leaf Spring Fracture

1. Material Factors(材料问题) – Substandard Steel Quality(钢材质量不达标) – Excessive non-metallic inclusions (非金属夹杂物过多) – Improper carbon content (碳含量超标, C% > 0.70%) – Uneven hardness distribution (硬度不均, HRC beyond 45-52) Solutions:(方法) ✔ Use certified steel (65Mn/60Si2MnA) ✔ Conduct spectrometer testing on raw…











