Astm B 390 – 92 (Reapproved 2000) pdf free download

Standard Practice for
Evaluating Apparent Grain Size and Distribution of
Cemented Tungsten Carbides1

This standard is issued under the fixed designation B 390; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.

Astm B 390 – 92 (Reapproved 2000) pdf free download

click below to Astm B 390 – 92 (Reapproved 2000) pdf free download

click here to download Astm B 389 – 81 (Reapproved 2004) pdf free

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