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For the Tank welding equipment, its welding seam is irregular, so the welding torch is required to walk out of welding seam path. Meanwhile, it should guarantee that the welding specification is as even and uniform as possible. The welding seam appearance is good and smooth. It is convenient and reliable to use machine. https://www.haoyuwelding.com/automatic-welding-machine/automaitc-tank-welding-machine/