journal article·1984-07

Surface Damage of Steel, Aluminum, and Chopped-Fiber Composite Panels Due to Projectile Impact

D.C. Chang, R.P. Khetan

Publisher page

Abstract

We have evaluated the surface damage of steel, aluminum, and chopped-glass-fiber composite panels subject to projectile impact. The comparison is made qualitatively as well as quantitatively in terms of the panel stiffness, the impact energy absorbed, the dent depth, and the damage area. The dent depth is a suitable parameter for char acterizing surface damage of metal panels only. The damage area is recommended for evaluating the surface damage resistance of composite panels.
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Research context

OpenAlex topics: Mechanical Behavior of Composites · Advanced ceramic materials synthesis · Innovative concrete reinforcement materials

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Affiliations

Engineering Mechanics Department General Motors Research Laboratories Warren, Michigan

References (9)

Show source-provided references
1. Foreign Object Impact Damage to Composites, American Society for Testing and Materials, STP 568 (1975).
2. Nondestructive Evaluation and Flaw Criticality for Composite Materials, American Society for Testing and Materials, STP 696 (1979).
3. Sharma, A.V. · STP 734 · 1981
4. Myers, F.A. · Proceedings of the 37th Annual Conference of the Reinforced Plastics/Composites Institute, Society of the Plastics Industry, Inc · 1982
5. Di Cello, J.A.
6. Chang, D.C. · SAE Transactions · 1977 · 86 · 66
7. 10.1007/BF0068842410.1007/BF00688424 ↗
8. Moove, T.D. · 1975
9. 10.1177/00219983830170020610.1177/002199838301700206 ↗