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R-225 — Soil
- Material Id
- Soil
- Record Id
- 225
- Date
- 12/3/1940
- Delta X (in)
- 1.457
- Density (lb/ft3)
- 119
- Description
- Plain Soil and clay, Rammed Earth Series
- Form
- Loose
- K W Mk (W/mK)
- 5.762
- Material
- Soil
- Mean Temp (F)
- 76.2
- R Value per Inch (ft2hF/BTU/in)
- 0.025031
- Rsi per Inch (m2K/W/in)
- 0.004408
- Standard
- Nist Srd 81 API
Source: NIST SRD 81 API