Explore the Engineering Database more efficiently by signing up for free. Sign up free
R-169 — Concrete
- Material Id
- Concrete
- Record Id
- 169
- Date
- 5/14/1940
- Delta X (in)
- 1.1
- Density (lb/ft3)
- 31.6
- Description
- Aggregate - vermiculite, 6:1 MIX
- Form
- Block
- K W Mk (W/mK)
- 0.91
- Material
- Concrete
- Mean Temp (F)
- 90.9
- R Value per Inch (ft2hF/BTU/in)
- 0.158492
- Rsi per Inch (m2K/W/in)
- 0.027912
- Standard
- Nist Srd 81 API
Source: NIST SRD 81 API