A clear trend of decreasing hardness in the edge areas of the wall can be seen, which is probably related to the slight microporosity present in those areas or the accumulation of more heat, which annihilates the dislocations present and reduces the hardening effect.
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Microstructure, Mechanical and Corrosion Properties of Copper-Nickel 90/10 Alloy Produced by CMT-WAAM Method.
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