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R-488 — Concrete

Material Id
Concrete
Record Id
488
Date
2/5/1947
Delta T (F)
9.15
Delta X (in)
1.0603
Density (lb/ft3)
99.54
Description
Aggregate - Expanded slag, Surfaces Ground flat, parallel, Sample (WC)
Form
Block
K W Mk (W/mK)
3.4146
Manufacturer
Nbs
Material
Concrete
Mean Temp (F)
66.17
R Value per Inch (ft2hF/BTU/in)
0.042239
Rsi per Inch (m2K/W/in)
0.007439
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Trade Name
Waylite

Source: NIST SRD 81 API

concrete — record id 488 · rsi per inch 0.00743865 m2K/W/in · r value per inch 0.0422386 ft2hF/BTU/in · k w mk 3.4146 W/mK · mean temp 66.17 F | Insulation R Values | Engineering Database