... for appliying all classes of machine parts to quenching,anneal weld HF induction hardening equipment contain four types (Medium frequency,High frequency ... treating(quenching,anneal, temper,normalizing..., Through heating,braze welding,smelting, other field and with CEpredominance as belows: 1.The induction heating equipment ... . Welcome to view our web cn4057.com HF induction hardening equipment