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R-181 — Concrete
- Material Id
- Concrete
- Record Id
- 181
- Date
- 6/10/1940
- Delta X (in)
- 1.062
- Density (lb/ft3)
- 28.7
- Description
- Aggregate - vermiculite, 8:1 MIX
- Form
- Block
- K W Mk (W/mK)
- 0.92
- Manufacturer
- Masonite Corp., Vermiculite Product Division
- Material
- Concrete
- Mean Temp (F)
- 89.2
- R Value per Inch (ft2hF/BTU/in)
- 0.156769
- Rsi per Inch (m2K/W/in)
- 0.027609
- Standard
- Nist Srd 81 API
Source: NIST SRD 81 API