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R-1809 — Cellular Polystyrene Extruded

Name: Insulation R Values — cellular_polystyrene_extruded: record id 1809 · date 11/17/1969 · delta x 1.0205 in · mean temp 51.22 F · delta t 24.59 F
Creator: Engineering Database

Material Id: Cellular Polystyrene Extruded
Record Id: 1809
Date: 11/17/1969
Delta T (F): 24.59
Delta X (in): 1.0205
Density (lb/ft3): 2.093
Form: Board
K W Mk (W/mK): 0.1935
Manufacturer: Dow Chemical Co.
Material: Cellular Polystyrene, Extruded
Mean Temp (F): 51.22
R Value per Inch (ft2hF/BTU/in): 0.745364
Rsi per Inch (m2K/W/in): 0.131266
Standard: Nist Srd 81 API
Test Method: ASTM C 177
Trade Name: Styrofoam®

Source: NIST SRD 81 API

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