The giant shaft has a diameter of 1580mm , a length of 4680mm , a workpiece weight of 45T, and an intermediate frequency induction hardening.

Workpiece material 45# steel, hardness HRC55-60, hardened layer depth greater than 6mm .

With Nanye brand KPS 800Kw6000Hz medium and high frequency power supply,

Configuration: Nanye brand PR-5000Kva8000Hz

Imported iron core medium and high frequency quenching transformer