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submerged arc welded pipes

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  • [Industry News] Submerged arc welded pipes VS high frequency welding

    The difference between submerged arc welding and high frequency welding1. Submerged arc weldingSubmerged arc welding is a method in which the arc burns under the flux layer for welding. The welding arc burns between the welding wire and the weldment. The heat of the arc melts the base metal and flux

  • [Industry News] Welded steel pipe--how to ensure and improve welding quality

    At the end of the pre-welded steel pipe (1) before milling, weld the pilot arc plate (2) to find a pilot arc plate with the same thickness as the base material. The distance between the roller and the cutter head should not be too narrow. Later, you will have to apply force laterally) (3) Method of

  • [Industry News] Submerged arc welded pipes with some features

    What is the definition of submerged arc welded straight seam steel pipe?The submerged arc straight seam steel pipe body has a longitudinal weld, and when the diameter is greater than 914mm, two welds are allowed. The wire submerged arc filler welding is used. The submerged arc longitudinal seam stee

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