Straight seam submerged arc welded pipe is more suitable for long distance pipeline
April 26, 2021Definition, purpose and characteristics of ERW
May 11, 2021pressure fluid conveying with spiral submerged arc welding steel pipe (SY5036-83) is mainly used in oil and gas pipeline, high pressure fluid conveying with spiral weld high-frequency welded steel pipe (SY5038-83), high frequency welding spiral weld steel pipe (hf lap method) and spiral seam high frequency welded steel pipe (pressure transmission spiral weld).Pipe bearing capacity, good plasticity, easy to welding and processing.