GRAIN SIZE EXAMINATION

GRAIN SIZE EXAMINATION

The grain size may influence the toughness and corrosion resistance of the materials and are conditioned by heat treatments. The grain size is revealed by micrographic examination supported by standard comparison charts. Also semi-automatic digitizing tablets or automatic image analyzers can be used to measure grain size.

TEST METHODS

  • ASTM E930
  • ASTM E112
  • ASTM E1382
  • ASTM E1181
  • ZFN 5016
  • ISO 643
  • GOST 5639

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