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R-1478 — Concrete

Material Id
Concrete
Record Id
1478
Date
12/5/1963
Delta T (F)
24.31
Delta X (in)
0.9941
Density (lb/ft3)
35.8
Description
Aggregate - Perlite
Form
Block
K W Mk (W/mK)
1.0192
Material
Concrete
Mean Temp (F)
75.23
R Value per Inch (ft2hF/BTU/in)
0.141511
Rsi per Inch (m2K/W/in)
0.024922
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

concrete — record id 1478 · rsi per inch 0.0249215 m2K/W/in · r value per inch 0.141511 ft2hF/BTU/in · k w mk 1.0192 W/mK · mean temp 75.23 F | Insulation R Values | Engineering Database