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Effect of composite substrates on the mechanical behavior of brazed joints in metal-composite system
| Content Provider | NASA Technical Reports Server (NTRS) |
|---|---|
| Author | Singh, M. Asthana, Rajiv Shpargel, Tarah Morscher, Gregory N. |
| Copyright Year | 2006 |
| Description | Advanced composite components are being considered for a wide variety of demanding applications in aerospace, space exploration, and ground based systems. A number of these applications require robust integration technologies to join dissimilar materials (metalcomposites) into complex structural components. In this study, three types of composites (C-C, C-SiC, and SiC-SiC) were vacuum brazed to commercially pure Ti using the active metal braze alloy Cusil-ABA (63Ag-35.3Cu-1.75Ti). Composite substrates with as fabricated and polished surfaces were used for brazing. The microstructure and composition of the joint, examined using scanning electron microscopy (SEM) coupled with energy dispersive spectroscopy (EDS), showed sound metallurgical bonding in all systems. The butt strap tensile (BST) test was performed on bonded specimens at room and elevated temperatures. Effect of substrate composition, interlaminar properties, and surface roughness on the mechanical properties and failure behavior of joints will be discussed. |
| File Size | 5243058 |
| Page Count | 19 |
| File Format | |
| Alternate Webpage(s) | http://archive.org/details/NASA_NTRS_Archive_20070017949 |
| Archival Resource Key | ark:/13960/t0ns5qq32 |
| Language | English |
| Publisher Date | 2006-04-23 |
| Access Restriction | Open |
| Subject Keyword | Fabrication Structural Design Composite Materials Tensile Tests Mechanical Properties Surface Roughness Brazing Microstructure Soldered Joints Bonding Aerospace Systems Ntrs Nasa Technical Reports ServerĀ (ntrs) Nasa Technical Reports Server Aerodynamics Aircraft Aerospace Engineering Aerospace Aeronautic Space Science |
| Content Type | Text |
| Resource Type | Article |