Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as_____________________?
Correct answer: A. Sherardizing
- A. Sherardizing
- B. Parkerising
- C. Anodising
- D. None of these
Explanation
Sherardising is a zinc diffusion coating process in which zinc powder diffuses into the surface of iron or steel during heating. Parkerising forms a phosphate coating, while anodising is mainly used for aluminium and other valve metals.
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