ASTM F 691 : 1980 : R1991 : EDT 1
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Practice for Preparing Photoplates for Measuring Flatness Deviation (Withdrawn 1996)
Hardcopy , PDF
01-01-2014
English
01-01-2014
CONTAINED IN VOL 10.05 1997 Gives method for preparing glass photoplates for flatness measurements using dry nitrogen
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