Microstructure and Mechanical Properties of Single Crystal Superalloy DD6 Joint Brazed with BNi82CrSiB Filler Metal
Author(s): ZHOU Yuan, MAO Wei, LI Xiao-hong
Pages: 3-6
Year: 2007 Issue: 5
Journal: JOURNAL OF MATERIALS ENGINEERING
Keyword: 真空钎焊; BNi82CrSiB钎料; 单晶合金;
Abstract: 采用BNi82CrSiB钎料在1070℃/15min规范下对DD6单晶合金进行了真空钎焊实验研究.获得了致密完整的钎焊接头,钎料元素未向母材扩散.钎焊接头在750℃的抗拉强度为400 MPa左右,750℃/100h持久强度可达100MPa.钎焊接头的失效断裂源自焊缝中间的化合物相上,断口呈脆性断裂特征.
Pages: 3-6
Year: 2007 Issue: 5
Journal: JOURNAL OF MATERIALS ENGINEERING
Keyword: 真空钎焊; BNi82CrSiB钎料; 单晶合金;
Abstract: 采用BNi82CrSiB钎料在1070℃/15min规范下对DD6单晶合金进行了真空钎焊实验研究.获得了致密完整的钎焊接头,钎料元素未向母材扩散.钎焊接头在750℃的抗拉强度为400 MPa左右,750℃/100h持久强度可达100MPa.钎焊接头的失效断裂源自焊缝中间的化合物相上,断口呈脆性断裂特征.
Related Articles