... design 3.Fast heating pipe magnetic induction hardening machine Company brief introductionZhengZhou GuoYun Electronics Thchnology Co.,Ltd ... 500KW,quenching machine tool and special complete quenching machine.used for forging,rolling,brazing,hardening,annealing,hardening and tempering ... automatically adapt to a variety of sensors2.Divided machine designment3. the operation is simple, safe, reliable ...