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ASTM C1955 : 25

Standard Guide for Total Measurement Uncertainty Estimation and Reporting for Nondestructive Assay Measurements

Standard Details

1.1 This guide covers the methodologies and best practices for developing and reporting total measurement uncertainty (TMU) estimates for non-destructive assay (NDA) measurements, instruments, calculations, or systems while adapting the principles of JCGM 100 or GUM to meet the uncertainty quantification needs of NDA.

1.2 Guidance is provided on testing and evaluating uncertainty estimates.

1.3 This guide applies to neutron-, photon-, and heat-based NDA methods.

1.4 Both stochastic modeling and analytical uncertainty estimation methods are covered.

1.5 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.

1.6 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.

General Information

Status : ACTIVE
Standard Type: Main
Document No: ASTM C1955 : 25
Document Year: 2025
Pages: 6
  • Section Volume:
  • 12.01 Volume 12.01 Nuclear Energy (I)

Life Cycle

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ASTM C1955 : 25
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