Large-diameter welded pipe black annealing machine is the special machine for heat the steel pipe to solution temperature and then cool it to room temperature.This machine adopts the advanced induction heating power supply, the new type DSP+IGBT power supply.It uses IGBT inverter,DSP precision control,air-cooling structure(water cooling for induction coil),reduce the loss of system.It has perfect self-protection and self -diagnostic function,saves 15% energy comparing with the similar product.
Application:
Tube O.D.:6mm-762mm
Tube thickness:0.5-20mm
Material:300 series austenite,400 series ferrite,dual-phase steel
Power Supply: 60KW------1500KW
Notes: Match power supply according the pipe diameter,pipe thickness and production speed.