... annealing; 90KW intermediate frequency induction braze welding machine, hardening, quenching(1-20KHz) Main features 1.Adopt IGBT technology, with all-round ... motorcycle fittings, such as crankshaft, connection rod, pinton pin, chain wheel, aluminum wheel, valve, rock arm shaft, small shaft ... metal parts and machined parts, such as shaft gear (chain wheel) cam, chuck and clamp. Etc.5.Quench for ...