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R-1765 — Cellular Polystyrene Expanded

Name: Insulation R Values — cellular_polystyrene_expanded: record id 1765 · rsi per inch 0.0969096 m2K/W/in · r value per inch 0.550278 ft2hF/BTU/in · date 11/20/1968 · k w mk 0.2621 W/mK
Creator: Engineering Database

Material Id: Cellular Polystyrene Expanded
Record Id: 1765
Date: 11/20/1968
Delta T (F): 24.23
Delta X (in): 1.023
Density (lb/ft3): 0.789
Form: Board
K W Mk (W/mK): 0.2621
Manufacturer: Western Insulfoam Co.
Material: Cellular Polystyrene, Expanded
Mean Temp (F): 39.94
R Value per Inch (ft2hF/BTU/in): 0.550278
Rsi per Inch (m2K/W/in): 0.09691
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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