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。
2
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.
因此,本文基于新研制的非熔化盘式电极自动清根技术,对焊缝清根规律进行了研究。
3
Application of automobile difference velocity principle in seamweldingmachine is introduced.