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R-740 — Glass Fiber Board
- Material Id
- Glass Fiber Board
- Record Id
- 740
- Date
- 5/15/1950
- Delta T (F)
- 20.63
- Delta X (in)
- 0.9968
- Density (lb/ft3)
- 4.254
- Description
- Specimens Placed in Wood frames, (B1, B2)
- K W Mk (W/mK)
- 0.268
- Material
- Glass Fiber Board
- Mean Temp (F)
- 115.33
- R Value per Inch (ft2hF/BTU/in)
- 0.538164
- Rsi per Inch (m2K/W/in)
- 0.094776
- Standard
- Nist Srd 81 API
- Test Method
- ASTM C 177
Source: NIST SRD 81 API