Application of automobile difference velocity principle in seamweldingmachine is introduced.
介绍了汽车差速原理在缝焊机中的应用。
2
The invention discloses a circular seamweldingmachine for fixed pipes, which relates to the improvement on circular seamwelding machines for large pipes.
不动管环缝焊接机是涉及大型管件环缝焊接机的改进。
3
Therefore, the law of weldingseam back chipping was studied based on the newly developed automatic back chipping machine with a disk-type non-consumable electrode.