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R-291 — Fiberboard Wood
- Material Id
- Fiberboard Wood
- Record Id
- 291
- Date
- 4/9/1942
- Delta T (F)
- 20.85
- Delta X (in)
- 1.0272
- Density (lb/ft3)
- 16.08
- Description
- ASTM Specimens (B1,B2)
- Form
- Board
- K W Mk (W/mK)
- 0.3657
- Material
- Fiberboard, Wood
- Mean Temp (F)
- 93.71
- R Value per Inch (ft2hF/BTU/in)
- 0.394389
- Rsi per Inch (m2K/W/in)
- 0.069456
- Standard
- Nist Srd 81 API
Source: NIST SRD 81 API