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R-898 — Rubber

Name: Insulation R Values — rubber: record id 898 · rsi per inch 0.092263 m2K/W/in · r value per inch 0.523894 ft2hF/BTU/in · date 5/26/1953 · k w mk 0.2753 W/mK
Creator: Engineering Database

Material Id: Rubber
Record Id: 898
Date: 5/26/1953
Delta T (F): 11.02
Delta X (in): 0.3915
Density (lb/ft3): 7.861
Description: Arctic Black Rubber (2), 0.4 in.
Form: Slab
K W Mk (W/mK): 0.2753
Material: Rubber
Mean Temp (F): 29.32
R Value per Inch (ft2hF/BTU/in): 0.523894
Rsi per Inch (m2K/W/in): 0.092263
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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