... High-speed and stable operation Squar wire cage welding machine is a special-purpose welder used to produce ... The welder is widely applied to reinforcement cage welding by self-stressing and prestressing pretensioning method and ... Diameter of welded frame: ø300, ø400, ø500, ø600 (250, 300, 350, 400, 450, 500, 550, 600 as users ... weight of welder: ≈5T square wire cage welding machine for concrete pile