... capacitymore than 2,000MT per yearheat treatment:anneal, quenching, normalizing, carburizing,polishing, platingMachiningCNC and NC machining, ... . Casting pouringPut the raw material into the induction furnace and melt, add with chemical composition ... casting by nomalizing, annealing, quench+tempering, induction quenching, case hardening and Nitriding per material spec MachiningMachine the castings ...