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Samples of 6082-T6 aluminum alloy were subjected to bobbin tool friction stir welding (BT-FSW), and the joints were trea......

讨论了焊后热处理制度对Q690CFD钢粗晶区冲击韧性的影响，发现在500℃左右进行焊后热处理时粗晶区存在韧-脆转变点。金相、SEM及能谱......