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R-920 — Glass Fiber Board

Name: Insulation R Values — glass_fiber_board: record id 920 · date 12/16/1953 · rsi per inch 0.118195 m2K/W/in · r value per inch 0.67114 ft2hF/BTU/in · k w mk 0.2149 W/mK
Creator: Engineering Database

Material Id: Glass Fiber Board
Record Id: 920
Date: 12/16/1953
Delta T (F): 24.5
Delta X (in): 1.0006
Density (lb/ft3): 5.107
Description: B-VI Material
K W Mk (W/mK): 0.2149
Material: Glass Fiber Board
Mean Temp (F): 69.39
R Value per Inch (ft2hF/BTU/in): 0.67114
Rsi per Inch (m2K/W/in): 0.118195
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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