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R-928 — Rubber

Name: Insulation R Values — rubber: record id 928 · rsi per inch 0.050912 m2K/W/in · r value per inch 0.289092 ft2hF/BTU/in · date 12/30/1953 · k w mk 0.4989 W/mK
Creator: Engineering Database

Material Id: Rubber
Record Id: 928
Date: 12/30/1953
Delta T (F): 11.45
Delta X (in): 0.4282
Density (lb/ft3): 23.89
Description: Arctic Rubber (3), 0.4 in.
Form: Slab
K W Mk (W/mK): 0.4989
Material: Rubber
Mean Temp (F): 30.07
R Value per Inch (ft2hF/BTU/in): 0.289092
Rsi per Inch (m2K/W/in): 0.050912
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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