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R-545 — Corkboard

Material Id
Corkboard
Record Id
545
Date
3/30/1948
Delta T (F)
24.48
Delta X (in)
0.9825
Density (lb/ft3)
7.42
Description
Ashve Sample #5
Form
Board
K W Mk (W/mK)
0.272
Material
Corkboard
Mean Temp (F)
41.23
R Value per Inch (ft2hF/BTU/in)
0.53025
Rsi per Inch (m2K/W/in)
0.093382
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

corkboard — record id 545 · date 3/30/1948 · mean temp 41.23 F · rsi per inch 0.0933824 m2K/W/in · r value per inch 0.53025 ft2hF/BTU/in | Insulation R Values | Engineering Database