High Frequency Straight Seam Welded Pipe Machine Unit 1. Main motor power: 5.5KW 2. Hydraulic station power: 4KW High Frequency Straight Seam Welded Pipe Machine UnitThis is high-efficient mould changing model machine, which is suitable for metal sheet. This machine is widely used in various industries, especially in the line of metal sheet manufacturing in small deal but in various hole-punching ...