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ASTM E1980-11(2019)
Standard Practice for Calculating Solar Reflectance Index of Horizontal and Low-Sloped Opaque SurfacesMore info
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.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2019-08-01 |
| ICS | 17.180.20 : Colours and measurement of light |
| Number of pages | 3 |
| Replace | ASTM E1980-11 |
| Year | 2001 |
| Document history | ASTM E1980-11 ASTM E1980-98e1 ASTM E1980-01 |
| Country | USA |
| Keyword | ASTM 1980;ASTM E1980;ASTM E1980;10.1520/E1980-11R19 |