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R-468 — Rubber

Material Id
Rubber
Record Id
468
Date
10/9/1946
Delta T (F)
21.01
Delta X (in)
1.0037
Density (lb/ft3)
9.87
Description
Expanded, Hardboard
Form
Board
K W Mk (W/mK)
0.3305
Manufacturer
U.S. Rubber Co.
Material
Rubber
Mean Temp (F)
97.98
R Value per Inch (ft2hF/BTU/in)
0.436393
Rsi per Inch (m2K/W/in)
0.076853
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

rubber — record id 468 · rsi per inch 0.0768533 m2K/W/in · r value per inch 0.436393 ft2hF/BTU/in · date 10/9/1946 · k w mk 0.3305 W/mK | Insulation R Values | Engineering Database