... line/ automatic assembling machine HG-1800 II H beam automatic assembling machine1. Major technical Parametersa. Height of the former: 200-1800 mm b ... and compose partsa. Machine body: main shelf, up-door shelf, former and wing board, synchronous alignment. b. Input ... etc e. Auto welding unit: 2 sets KR-350 Co2 welding. power, automatic arcguiding electric welding machine, hydraulic clamping system. ...