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R-1415 — Cellular Polystyrene Extruded

Name: Insulation R Values — cellular_polystyrene_extruded: record id 1415 · date 1/31/1963 · delta x 0.9719 in · mean temp 74.9 F · delta t 23.86 F
Creator: Engineering Database

Material Id: Cellular Polystyrene Extruded
Record Id: 1415
Date: 1/31/1963
Delta T (F): 23.86
Delta X (in): 0.9719
Description: Fine Cell
Form: Board
K W Mk (W/mK): 0.2488
Manufacturer: Dow Chemical Co.
Material: Cellular Polystyrene, Extruded
Mean Temp (F): 74.9
R Value per Inch (ft2hF/BTU/in): 0.579694
Rsi per Inch (m2K/W/in): 0.10209
Standard: Nist Srd 81 API
Test Method: ASTM C 177
Trade Name: Styrofoam®

Source: NIST SRD 81 API

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