1.1 Applicable material: (1) Hot or cold-rolled steel strip (As per GB700-88 or GB1591-88) (2) Material:Low-carbon steel, low alloy steels≤345Mpa,b≤610Mpa (3) The thickness of steel strip: 1.0-3.0mm (As per GB708-88) (4) The width of steel strip: 50-200mm (5) I.D. of steel coil: 400-550mm (6) O.D. of steel coil: 800-1200mm (7) Maximum weight coil: 1500kgs 1.2 Dimension range of processing steel pipe: (1) O.D.: 16-63mm (2) Wall thickness: 1.0-3.0mm(square pipe and special-shaped pipe≤2.0mm) (3) Length: 4-8m 1.3 Product (steel pipe) process flow: Raw material (steel coil) → decoiling → shearing and welding → material accumulating → non-power leveling → forming milling → high-frequency welding → removing burrs outside of weld seam → cooling → sizing → rough straightening → fixed length cutting → finishing pipe 1.4 Milling speed: 20-60m/min 1.5 High-frequency equipment power: 200 KW 1.6 Advised users necessary accessories (only for reference): (1) Mechanical equipment site: 50m X 4.5m (length X width) (2) Electrical equipment site: 5m X 4m (length X width) (3) Machine unit foundation base (See suppliers base drawing) (4) Two sets of 10-ton overhead crane (5) Power supply: a. Equipment motor: 75KW+11KW+5KW= 91 KW b. High-frequency motor: 200 KW