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R-1808 — Cellular Polystyrene Extruded

Name: Insulation R Values — cellular_polystyrene_extruded: record id 1808 · date 11/14/1969 · delta x 1.021 in · mean temp 92.34 F · delta t 24.22 F
Creator: Engineering Database

Material Id: Cellular Polystyrene Extruded
Record Id: 1808
Date: 11/14/1969
Delta T (F): 24.22
Delta X (in): 1.021
Density (lb/ft3): 2.092
Form: Board
K W Mk (W/mK): 0.2105
Manufacturer: Dow Chemical Co.
Material: Cellular Polystyrene, Extruded
Mean Temp (F): 92.34
R Value per Inch (ft2hF/BTU/in): 0.685168
Rsi per Inch (m2K/W/in): 0.120665
Standard: Nist Srd 81 API
Test Method: ASTM C 177
Trade Name: Styrofoam®

Source: NIST SRD 81 API

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