Tuesday, July 10, 2012


This is a 50x photo of the cross section of a CN7M valve body, chemically etched with a mixture of HCl and FeCl3.  The photo shows intergranular cracking and large grains measuring approximately .25" wide.
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1 comment:

  1. AnonymousJul 23, 2012, 8:31:00 AM

    Can you repair the cracks with super glue?

    ReplyDelete

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