Calculation of Austenitic Grain Size Number.

Keyword

Austenitic Grain Size Number,Number of grain per 1mm^2.

Reference

[1]:Japanese Industrial Standards Committee:『Glossary of Terms Used in Iron and Steel (Testing)』,JISG0202-1987.
[2]:Japanese Industrial Standards Committee:『Steels - Micrographic determination of the apparent grain size』,JISG0551.

Remarks

・LaTex: \\n=8\times 2^{N}=2^{N+3}\\\\N=\frac{\log_{10}n}{\log_{10}2}-3=\frac{\log_{10}n}{0.301}-3.
・Making above Equation Image is powered by CODECOGS

History

・2010/05/04:Upload.