ASTM A 144 – 02

Standard Specification forFerrotungsten

This  standard  is  issued  under  the  fixed  designation A 144;  the  number  immediately  following  the  designation  indicates  the  year  oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval

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