Influences of Sn on Properties of Ag-Based and Cu-Based Brazing Filler Metals

Ag-based and Cu-based brazing filler metals, which are the most widely used brazing materials in industrial manufacturing, have excellent gap-filling properties and can braze almost all the metallic materials and their alloys, except for the low-melting-point metals such as Al and Mg. Therefore, Ag-...

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Main Authors: Qingcheng Luo, Songbai Xue, Jie Wu
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Crystals
Subjects:
Online Access:https://www.mdpi.com/2073-4352/11/11/1403
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author Qingcheng Luo
Songbai Xue
Jie Wu
author_facet Qingcheng Luo
Songbai Xue
Jie Wu
author_sort Qingcheng Luo
collection DOAJ
description Ag-based and Cu-based brazing filler metals, which are the most widely used brazing materials in industrial manufacturing, have excellent gap-filling properties and can braze almost all the metallic materials and their alloys, except for the low-melting-point metals such as Al and Mg. Therefore, Ag-based and Cu-based brazing filler metals have attracted great attention. In this review, three series of typical Ag-based filler metals: the Ag-Cu, Ag-Cu-Zn, and Ag-Cu-Zn-Sn alloys; and three series of Cu-based filler metals: the crystalline and amorphous Cu-P filler metals, as well as the Cu-Zn filler metals, were chosen as the representatives. The latest research progress on Sn-containing Ag-based and Cu-based brazing filler metals is summarized, and the influences of Sn on the melting characteristics, wettability, microstructure, and mechanical properties of the selected filler metals are analyzed. Based on these, the problems and corresponding solutions in the investigation and application of the Sn-containing Ag-based and Cu-based filler metals are put forward, and the research and development trends of these filler metals are proposed.
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spelling doaj.art-4c62ff2ce7a7450683b0840902b8a4bd2023-11-22T22:59:04ZengMDPI AGCrystals2073-43522021-11-011111140310.3390/cryst11111403Influences of Sn on Properties of Ag-Based and Cu-Based Brazing Filler MetalsQingcheng Luo0Songbai Xue1Jie Wu2College of Materials Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, ChinaCollege of Materials Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, ChinaCollege of Materials Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, ChinaAg-based and Cu-based brazing filler metals, which are the most widely used brazing materials in industrial manufacturing, have excellent gap-filling properties and can braze almost all the metallic materials and their alloys, except for the low-melting-point metals such as Al and Mg. Therefore, Ag-based and Cu-based brazing filler metals have attracted great attention. In this review, three series of typical Ag-based filler metals: the Ag-Cu, Ag-Cu-Zn, and Ag-Cu-Zn-Sn alloys; and three series of Cu-based filler metals: the crystalline and amorphous Cu-P filler metals, as well as the Cu-Zn filler metals, were chosen as the representatives. The latest research progress on Sn-containing Ag-based and Cu-based brazing filler metals is summarized, and the influences of Sn on the melting characteristics, wettability, microstructure, and mechanical properties of the selected filler metals are analyzed. Based on these, the problems and corresponding solutions in the investigation and application of the Sn-containing Ag-based and Cu-based filler metals are put forward, and the research and development trends of these filler metals are proposed.https://www.mdpi.com/2073-4352/11/11/1403Sn elementAg-based filler metalsCu-based filler metalsmelting characteristicswettabilitymicrostructure
spellingShingle Qingcheng Luo
Songbai Xue
Jie Wu
Influences of Sn on Properties of Ag-Based and Cu-Based Brazing Filler Metals
Crystals
Sn element
Ag-based filler metals
Cu-based filler metals
melting characteristics
wettability
microstructure
title Influences of Sn on Properties of Ag-Based and Cu-Based Brazing Filler Metals
title_full Influences of Sn on Properties of Ag-Based and Cu-Based Brazing Filler Metals
title_fullStr Influences of Sn on Properties of Ag-Based and Cu-Based Brazing Filler Metals
title_full_unstemmed Influences of Sn on Properties of Ag-Based and Cu-Based Brazing Filler Metals
title_short Influences of Sn on Properties of Ag-Based and Cu-Based Brazing Filler Metals
title_sort influences of sn on properties of ag based and cu based brazing filler metals
topic Sn element
Ag-based filler metals
Cu-based filler metals
melting characteristics
wettability
microstructure
url https://www.mdpi.com/2073-4352/11/11/1403
work_keys_str_mv AT qingchengluo influencesofsnonpropertiesofagbasedandcubasedbrazingfillermetals
AT songbaixue influencesofsnonpropertiesofagbasedandcubasedbrazingfillermetals
AT jiewu influencesofsnonpropertiesofagbasedandcubasedbrazingfillermetals