Standard Terminology Relating to
Wear and Erosion1
This preferred is issued beneath the constant designation g 40; the range right now following the designation suggests the year of authentic
adoption or, inside the case of revision, the year of closing revision. a range of in parentheses indicates the yr of last reapproval. a superscript
epsilon (e) shows a piece of writing alternate since the ultimate revision or reapproval.
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