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R-712 — Fiberboard Straw

Material Id
Fiberboard Straw
Record Id
712
Date
11/10/1949
Delta T (F)
25.99
Delta X (in)
0.5467
Density (lb/ft3)
12.09
Description
Compressed Wheat Straw
Form
Board
K W Mk (W/mK)
0.3386
Material
Fiberboard, Straw
Mean Temp (F)
73.05
R Value per Inch (ft2hF/BTU/in)
0.425954
Rsi per Inch (m2K/W/in)
0.075015
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

fiberboard_straw — record id 712 · rsi per inch 0.0750148 m2K/W/in · r value per inch 0.425954 ft2hF/BTU/in · date 11/10/1949 · k w mk 0.3386 W/mK | Insulation R Values | Engineering Database