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ASTM E1079-21
Standard Practice for Calibration of Transmission Densitometers
NORMA vydaná dňa 1.11.2021
Informácie o norme:
Označenie normy: ASTM E1079-21
Dátum vydania normy: 1.11.2021
Kód tovaru: NS-1041762
Počet strán: 2
Približná hmotnosť: 6 g (0.01 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Kategórie - podobné normy:
Anotácia textu normy ASTM E1079-21 :
Keywords:
calibration, densitometer, optical density, periodic verification, radiographic film ,, ICS Number Code 17.180.30 (Optical measuring instruments)
Doplňujúce informácie
| 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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