... series induction heating equipment Main specifications1. Maximum input power: 45KW2. Input voltage: three-phase380V,50or60HZ3. Oscillation frequency: ... accessories high-frequency hardening heat treatment. For example: crank shaft, ram, piston pin, camshaft, vavle. transmission within ... components: for example:the plunger, rotor, reversing shaft in vavle,gear high-frequency hardening machine.all kinds ...