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R-1240 — Concrete

Material Id
Concrete
Record Id
1240
Date
10/29/1960
Delta T (F)
23.61
Delta X (in)
0.9926
Density (lb/ft3)
34.14
Description
Aggregate - Perlite
Form
Block
K W Mk (W/mK)
0.8529
Material
Concrete
Mean Temp (F)
72.98
R Value per Inch (ft2hF/BTU/in)
0.169103
Rsi per Inch (m2K/W/in)
0.029781
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

concrete — record id 1240 · rsi per inch 0.0297807 m2K/W/in · r value per inch 0.169103 ft2hF/BTU/in · k w mk 0.8529 W/mK · mean temp 72.98 F | Insulation R Values | Engineering Database