... design, chemical analysis, forging, mechanism processing, and quality inspection. Quality Control:1.Chemical Composition confirm ... Sand Blasting,Painting,Electro-Plating,Chemical Plating and other machining processingForging ProcessHammer Forging,Pressure Forging ... SUS316,SUS304Forging ProcessingIngot Checking,Chemical Confirm,Forging,Rough Machining,Heat Treatment,Mechanical Testing,Final Machining, ...