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R-720 — Paper

Name: Insulation R Values — paper: record id 720 · rsi per inch 0.0700303 m2K/W/in · r value per inch 0.397651 ft2hF/BTU/in · date 12/1/1949 · delta x 0.9856 in
Creator: Engineering Database

Material Id: Paper
Record Id: 720
Date: 12/1/1949
Delta T (F): 24.12
Delta X (in): 0.9856
Density (lb/ft3): 6.345
Description: Corrugated Double Faced board, a-Flute, 10 Layers
Form: Board
K W Mk (W/mK): 0.3627
Material: Paper
Mean Temp (F): 70.72
R Value per Inch (ft2hF/BTU/in): 0.397651
Rsi per Inch (m2K/W/in): 0.07003
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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paper — record id 720 · rsi per inch 0.0700303 m2K/W/in · r value per inch 0.397651 ft2hF/BTU/in · date 12/1/1949 · delta x 0.9856 in | Insulation R Values | Engineering Database