轴向超声振动对搅拌摩擦焊过程中金属流动行为的影响 |
何长树, 郄默繁, 张志强, 赵骧 |
Effect of Axial Ultrasonic Vibration on Metal Flow Behavior During Friction Stir Welding |
HE Changshu, QIE Mofan, ZHANG Zhiqiang, ZHAO Xiang |
图10 无螺纹搅拌头几何尺寸及其焊接的FSW和UAFSW接头的横截面形貌的OM像 |
Fig.10 Geometric dimension of smooth pin tool (d1 = 8 mm, d2 = 4.8 mm, D = 16 mm, H = 5.8 mm) (a), cross-sectional OM images of FSW (b) and UAFSW (c) joints welded by smooth pin tool under rotation rate 1200 r/min and welding rate 160 mm/min |
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