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以Zn基钎料对变形镁合金AZ31B进行了高频感应钎焊,研究了钎焊接头的钎缝物相及力学性能.采用扫描电镜、X射线衍射仪、X射线能谱分析仪等分析了钎焊接头的界面组织及钎缝物相,测试了钎焊接头的强度及钎缝组织的显微硬度.结果表明:钎料与母材发生界面反应,在钎缝中生成α-Mg,γ-MgZn相.钎焊搭接接头平均抗剪强度为55 MPa,对接接头平均抗拉强度为77 MPa.接头的主要断裂形式为沿晶脆性断裂,断裂主要产生在α-Mg+γ-MgZn共析体组织处和α-Mg基体与α-Mg+γ-MgZn共析体组织的界面处.
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稀有金属材料与工程
ISSN: 1002-185X
Year: 2009
Issue: z3
Volume: 38
Page: 210-214
0 . 7 0 0
JCR@2022
ESI Discipline: MATERIALS SCIENCE;
JCR Journal Grade:4
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 8
Chinese Cited Count:
30 Days PV: 4