Standard Specification for
Air Performance Measurement Plenum Chamber for Vacuum
This standard is issued under the fixed designation f 431; the range right now following the designation suggests the 12 months of
unique adoption or, inside the case of revision, the yr of last revision. more than a few in parentheses shows the yr of ultimate reapproval. a
superscript epsilon (e) shows a piece of writing change since the closing revision or reapproval.
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