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R-497 — Concrete

Material Id
Concrete
Record Id
497
Date
11/6/1947
Delta T (F)
21.32
Delta X (in)
1.0227
Density (lb/ft3)
41.59
Description
Lightweight aggregate, Sample (B)
Form
Block
K W Mk (W/mK)
1.0904
Material
Concrete
Mean Temp (F)
69.15
R Value per Inch (ft2hF/BTU/in)
0.132271
Rsi per Inch (m2K/W/in)
0.023294
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

concrete — record id 497 · rsi per inch 0.0232942 m2K/W/in · r value per inch 0.132271 ft2hF/BTU/in · k w mk 1.0904 W/mK · mean temp 69.15 F | Insulation R Values | Engineering Database