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R-1120 — Fiberboard

Name: Insulation R Values — fiberboard: record id 1120 · rsi per inch 0.0780338 m2K/W/in · r value per inch 0.443096 ft2hF/BTU/in · k w mk 0.3255 W/mK · date 12/18/1958
Creator: Engineering Database

Material Id: Fiberboard
Record Id: 1120
Date: 12/18/1958
Delta T (F): 24.32
Delta X (in): 0.9856
Density (lb/ft3): 13.36
Description: Insulation board, 1 in.
Form: Board
K W Mk (W/mK): 0.3255
Material: Fiberboard
Mean Temp (F): 73.45
R Value per Inch (ft2hF/BTU/in): 0.443096
Rsi per Inch (m2K/W/in): 0.078034
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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