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R-958 — Glass Fiber Board
- Material Id
- Glass Fiber Board
- Record Id
- 958
- Date
- 8/27/1954
- Delta T (F)
- 34.07
- Delta X (in)
- 1.3454
- Density (lb/ft3)
- 12.59
- Description
- Insulation board, Light Asphalt Coating (one face)
- K W Mk (W/mK)
- 0.2683
- Material
- Glass Fiber Board
- Mean Temp (F)
- 73.3
- R Value per Inch (ft2hF/BTU/in)
- 0.537562
- Rsi per Inch (m2K/W/in)
- 0.09467
- Standard
- Nist Srd 81 API
- Test Method
- ASTM C 177
Source: NIST SRD 81 API