TC4钛合金钎焊接头的组织与性能
发布时间:2018-11-20 07:23
【摘要】:采用Ti-37.5Zr-15Cu-10Ni钎料对TC4钛合金进行了钎焊,钎焊温度为900℃,保温时间分别为30、60和90 min。结果表明,在900℃时该钎料可润湿TC4母材,润湿角平均值为16.7°。保温时间为90 min时,钎焊界面中心处钎料元素已扩散得较充分,与钎料合金成分相比,Zr元素由37.5%降低至1.79%,Cu和Ni元素分别由15%和10%降低至1.66%和1.64%。TC4钛合金钎焊试样的室温抗拉强度平均值为1007.6 MPa,多数试样断于母材,属于微孔聚合机制导致的断裂失效。
[Abstract]:The TC4 titanium alloy was brazed with Ti-37.5Zr-15Cu-10Ni filler metal. The brazing temperature was 900 鈩,
本文编号:2344234
[Abstract]:The TC4 titanium alloy was brazed with Ti-37.5Zr-15Cu-10Ni filler metal. The brazing temperature was 900 鈩,
本文编号:2344234
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