Sm-doped Mg alloy

Corrosion rate cut 37%

Adding 2 wt% Sm to Mg-Gd-Zn-Zr alloy synchronously improves strength and corrosion resistance, breaking the trade-off in biodegradable Mg alloys.

Fayan, Yu · Yi, Peng · Fuguo, Liu · Peng, Peng · Cheng, Zhang · Long, Shuai · Zhang, Jianyue · Yang, Qingshan · Dai, Qingwei · She, Jia · Pan, Fusheng

Journal of Rare Earths 2025

Specifications

抗拉强度

{'zh': '265.8', 'en': ''} MPa

屈服强度

{'zh': '175', 'en': ''} MPa

断裂伸长率

{'zh': '19', 'en': ''} %

降至

{'zh': '2.55', 'en': ''} mm/y