The status of design and technological experiment of projection welding seal nut joint is introduced in detail.
详细介绍了凸焊密封螺母接头的设计和工艺试验情况。
The experimental results show that the technology of nut circular projection welding is superior to that of arc welding.
试验结果表明，螺母环形凸焊工艺优于电弧焊工艺。
The experimental results show that the technology of nut circular projection welding is superior to that of arc welding.
试验结果表明，螺母环形凸焊工艺优于电弧焊工艺。
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