pipe mill HG114 high frequency straight weld pipe production line is used to manufacture weld steel pipe of Φ20mm-Φ50mm with 0.8mm-3.0mm of wall thickness, can produce profiled pipe also within the limit of processing round pipe. After we absorbed advanced pipe making technology from both abroad and domestic, our innovative designed production line and each single unit of the production line is not only economical but also practical. II. Basic conditions(I) Steel Pipe SpecificationRound Pipe: Φ50mm-Φ114mm Thickness: 2.0mm-5.0mmSquare and Rectangle pipe: 40X40mm-90X90mmThickness: 2.0mm-4.0mmLength of Steel Pipe: 6-12m