158 research outputs found
Permeability Analysis of Natural and Artificial Fiber Textiles for Liquid Composite Molding Process
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Hybrid technique to assess the fatigue performance of multiple cracked FSW joints
In this paper a numerical-experimental procedure useful to numerically assess the fatigue performance of friction stir welded aluminium joints is presented. The impact of manufacturing residual stresses on crack propagation in the joint driven by a remote fatigue load can be predicted. The proposed sequential procedure starts with the experimental residual stress assessment by the contour method and proceeds through the multiple crack growth simulation by the Dual Boundary Element Method. In the frame of Linear Elastic Fracture Mechanics, the superposition principle is invoked to provide the mathematical foundation supporting the proposed modelling strategy. In order to validate the proposed procedure, simple specimens are fatigue tested, obtaining multiple crack propagation scenarios that are monitored, in order to compare experimental and predicted crack growth rate
Metallization of Fiber Reinforced Composite by Surface Functionalization and Cold Spray Deposition
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Dissimilar Metal Welding
The combination of distinct materials provides intriguing opportunities in modern industry applications, whereas the driving concept is to design parts with the right material in the right place [...
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