原位自生纳米Al2O3/Al-Zn-Cu复合材料的力学性能

原位自生纳米Al₂O₃/Al-Zn-Cu复合材料的力学性能

刘思妤, 李正元, 陈立佳, 李锋

Mechanical Properties of In-situ Synthesised Nano Al₂O₃/Al-Zn-Cu Composites

LIU Siyu, LI Zhengyuan, CHEN Lijia, LI Feng

表1 部分常见的Al₂O₃颗粒增强Al基复合材料的力学性能

Table 1 Mechanical properties of part common Al₂O₃ particle reinforced Al matrix composite

Composition	Tensile Strength /MPa	Utimate tensile strength /MPa	Hardness (HB)	Ref.
Al	241.5	-	70	[11]
Al+5% Al₂O₃	262.2	-	76
Al+10% Al₂O₃	276.0	-	80
Al(A359)	103.7	-	-	[12]
Al(A359)+4% Al₂O₃	120.6	-	-
Al(7075)	-	210	-	[1]
Al(7075)+4% Al₂O₃	-	226	-