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Home/Questions/Q 695
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saravanan
saravananIron
Asked: April 15, 20202020-04-15T21:00:46+05:30 2020-04-15T21:00:46+05:30In: Physical Metallurgy & Heat treatment

how to measure grain size for inconel cast alloys. i already tried to measure but i am facing difficulties in dentrites structure, the grain boundary is not visible clearly. plz help me to solve this issue.

how to measure grain size for inconel cast alloys. i already tried to measure but i am facing difficulties in dentrites structure, the grain boundary is not visible clearly. plz help me to solve this issue.
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    4 Answers

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    1. C Patel Metallurgy Platinum⭐ GATE Metallurgy Coaching
      2020-04-20T02:00:59+05:30Added an answer on April 20, 2020 at 2:00 am

      Hello Inconel is Ni alloy and the etching of this is very difficult and that is why the measurement of grain size is difficult. The best etching agent known till now is through electretching using solution 60 ml ethanol, 35 ml distilled water, 20 ml glycerin, 10 ml lactic acid, 5 ml H3PO4, 2 g citriRead more

      Hello

      Inconel is Ni alloy and the etching of this is very difficult and that is why the measurement of grain size is difficult. The best etching agent known till now is through electretching using solution 60 ml ethanol, 35 ml distilled water, 20 ml glycerin, 10 ml lactic acid, 5 ml H3PO4, 2 g citric acid.

      To know more of this etchant follow this linke : http://www.steeldata.info/etch/demo/data/demo.html

       

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    2. Anonymous
      2020-04-20T06:02:31+05:30Added an answer on April 20, 2020 at 6:02 am

      You can try Kailings2 etchant. It worked for me.

      You can try Kailings2 etchant. It worked for me.

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    3. [email protected] Platinum
      2020-05-01T00:36:00+05:30Added an answer on May 1, 2020 at 12:36 am

      Nice explanation sir, c patel metallurgy.

      Nice explanation sir, c patel metallurgy.

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    4. Saswat Education
      2020-05-26T22:44:29+05:30Added an answer on May 26, 2020 at 10:44 pm

      You can try a new etchant or you can can use carburizing method as per IS 4748

      You can try a new etchant or you can can use carburizing method as per IS 4748

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