... 5. well adapted 6.heating fast. saw blade welding machine,saw blade heating equipment,saw blade welding.Application:1. Heat shapingA, All kinds ... annealing, stretch, expanding.3.Heat treatmentHardening, Annealing, Tempering for Surface, inner bore, local, integral of All kinds of ... ball pin , Etc. and hardening of large size machine tool guideways and Ductile cast iron.4.Welding, Welding head, ...