ASTM-E1980 Standard Practice for Calculating Solar Reflectance Index of Horizontal and Low-Sloped Opaque Surfaces

ASTM-E1980 - 2011 R19 EDITION - CURRENT
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Standard Practice for Calculating Solar Reflectance Index of Horizontal and Low-Sloped Opaque Surfaces
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Scope

1.1 This practice covers the calculation of the Solar Reflectance Index (SRI) of horizontal and low-sloped opaque surfaces at standard conditions. The method is intended to calculate SRI for surfaces with emissivity greater than 0.1.

1.2 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 and health practices and determine the applicability of regulatory limitations prior to use.

Keywords

solar flux; solar reflectance; solar reflectance index; thermal emittance; ICS Number Code 17.180.20 (Colours and measurement of light)

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17.180.20 (Colours and measurement of light)

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Document Number

ASTM-E1980-11R19

Revision Level

2011 R19 EDITION

Status

Current

Modification Type

Editorially changed

Publication Date

Aug. 1, 2019

Document Type

Practice

Page Count

3 pages

Committee Number

E06.21