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R-976 — Concrete
- Material Id
- Concrete
- Record Id
- 976
- Date
- 2/23/1955
- Delta T (F)
- 22.75
- Delta X (in)
- 0.9996
- Density (lb/ft3)
- 30.9
- Description
- Aggregate - Perlite
- Form
- Block
- K W Mk (W/mK)
- 0.8843
- Manufacturer
- NBS, R. Valore
- Material
- Concrete
- Mean Temp (F)
- 129.84
- R Value per Inch (ft2hF/BTU/in)
- 0.163098
- Rsi per Inch (m2K/W/in)
- 0.028723
- Standard
- Nist Srd 81 API
- Test Method
- ASTM C 177
Source: NIST SRD 81 API