Ultrafine-grained WEQ612 Mg alloy

Low-T high-rate superplasticity

Through the coupling of grain boundary segregation and dense precipitation, exceptional superplasticity is achieved at low temperature and high strain rate, enabling forming of complex RE–Mg alloy parts.

Wu, Haoran · Jiang, Jinghua · Xie, Qiuyuan · Yuan, Yuxuan · Ma, Aibin

Materials Science & Engineering A: Structural Materials: Properties, Microstructure and Processing 2024

Specifications

Elongation at K

{'zh': '451', 'en': '1 × 10⁻⁴'} s⁻¹

Elongation at K

{'zh': '834', 'en': '1 × 10⁻²'} s⁻¹

平均晶粒尺寸

{'zh': '600', 'en': ''} nm

with average size

{'zh': '约180', 'en': '~180'} nm