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R-1209 — Cellular Polystyrene

Name: Insulation R Values — cellular_polystyrene: record id 1209 · rsi per inch 0.0938655 m2K/W/in · r value per inch 0.532993 ft2hF/BTU/in · date 6/1/1960 · delta x 0.9954 in
Creator: Engineering Database

Material Id: Cellular Polystyrene
Record Id: 1209
Date: 6/1/1960
Delta T (F): 22.91
Delta X (in): 0.9954
Density (lb/ft3): 1.579
Form: Board
K W Mk (W/mK): 0.2706
Material: Cellular Polystyrene
Mean Temp (F): 129.95
R Value per Inch (ft2hF/BTU/in): 0.532993
Rsi per Inch (m2K/W/in): 0.093865
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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cellular_polystyrene — record id 1209 · rsi per inch 0.0938655 m2K/W/in · r value per inch 0.532993 ft2hF/BTU/in · date 6/1/1960 · delta x 0.9954 in | Insulation R Values | Engineering Database