Stirring head for optimizing friction stir welding seam S line
The stirring head for optimizing the friction stir welding seam S line comprises a clamping handle, a transition section and a stirring needle which are sequentially connected from top to bottom along a rotating shaft, a shaft shoulder is formed on the lower end face of the transition section, a gro...
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Format: | Patent |
Sprache: | chi ; eng |
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