... parts , such as forged ring , forged shaft ,forged crank shaft, forged stepped shaft , forged flange , forged bar, forged tube, forged cylinder, forged gear , forged valve, forged disc, forged cake , forged pipe fitting, tube ... like wind power, nuclear, petrol-chemical, electric power , machinery ,shipping, bearing, etc. The number of total staffing Shandong runchi heavy forging ...