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ASTM E1079-21
Standard Practice for Calibration of Transmission Densitometers
Přeložit název
NORMA vydána dne 1.11.2021
Informace o normě:
Označení normy: ASTM E1079-21
Datum vydání normy: 1.11.2021
Kód zboží: NS-1041762
Počet stran: 2
Přibližná hmotnost: 6 g (0.01 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Kategorie - podobné normy:
Anotace textu normy ASTM E1079-21 :
Keywords:
calibration, densitometer, optical density, periodic verification, radiographic film ,, ICS Number Code 17.180.30 (Optical measuring instruments)
Doplňující informace
| Significance and Use | ||||||
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4.1?This practice provides a means for calibrating transmission densitometers used for the measurement of diffuse optical density on radiographic films. A transmission densitometer calibrated in accordance with this practice provides the assurance that accurate optical density values of radiographs are obtained. |
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| 1. Scope | ||||||
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1.1?This practice1.2?This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Note 1:?For further information on the design and use of
densitometers, the following literature is suggested as additional
background information: ISO 51:2009, ISO 52:2009, ISO 53:2009, and
ISO 14807:2001.
1.3?This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
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| 2. Referenced Documents | ||||||
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