... , Anodize, Chrome plating, Zinc plating,Nickel plating, Tinting, Power coating, E-coating etcSurface TreatmentBlacking, Polishing, Anodize, Chrome plating ... , Zinc plating,Nickel plating, Tinting, Power coating, E-coating etcStandardASTM, AISI, BS, DIN, JIS, ... Test, SpectrometerRough Test, X-ray Optical etcQuality Control1. Quality control: The defective products rate is 0.1%.2 ...