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  • Users: Damineh
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  1. Damineh

    Information Required on Steel and Stainless Steel Finishes

    I am trying to find the: - bath solution (chemicals), - bath temperature, - immersion time, and - end colour of the product for each of these finishes: - Black Oxide, - Electropolish (S.S.), - Hard Chrome, - Decorative Chrome, - Electroless nickel (S.S.), - Zinc Phosphate, and - Magnesium...
  2. Damineh

    Telling Stainless Steel from Other Metals

    My supervisor had taught me that I can check whether a piece of metal is stainless steel or not using a magnet. That’s all! 2 days ago, we had a rusted bearing and when he checked each and every component of the bearing with a magnet, he assured everyone none of the parts were stainless steel as...
  3. Damineh

    Effect of Flow Rate on Fan Temperature

    I am working on a fan system. The airflow rate through the fan will increase as you increase the rpm: Q = (öND3) sin (á)/350 ö= 0.1 D=1 á=21 degrees How would the temperature change as Q changes? Let’s say we have a few objects behind the fan which are affected by the flow rate increase...

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