Metal Finishing Guide Book


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Fig. 2. Variation in internal stress, tensile strength, ductility, and hardness with pH. Watts bath 54ºC (130ºF) and 495 A/m2 (46 A/ft2). and food and beverage industries to prevent corrosion, maintain product purity, and prevent contamination. As a general rule, oxidizing conditions favor corrosion of nickel in chemical solutions, whereas reducing conditions retard corrosion. Nickel also has the ability to protect itself against certain forms of attack by Fig. 3. Variation in internal stress and hardness with current density. Watts bath 54OC (130OF) and pH 3. 299

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