World of Engineering
@engineers_feed · 15 août 2020
Friction stir welding is a solid-state joining process that uses a non-consumable tool to join two facing workpieces without melting the material. Heat is generated by friction between the rotating tool and the workpiece material which leads to a softened region near the FSW tool
Elon Musk
@elonmusk
This is how we make Falcon 9
00:09 · 16 août 2020 · 0 vues
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