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R-199 — Cotton

Material Id
Cotton
Record Id
199
Date
7/22/1940
Delta X (in)
1.01
Density (lb/ft3)
0.65
Description
Cotton batt, 2/3 LB/FT<SUP>3</SUP>
Form
Blanket
K W Mk (W/mK)
0.3
Manufacturer
U.S. Department of Agriculture
Material
Cotton
Mean Temp (F)
96.4
R Value per Inch (ft2hF/BTU/in)
0.48076
Rsi per Inch (m2K/W/in)
0.084667
Standard
Nist Srd 81 API

Source: NIST SRD 81 API

cotton — record id 199 · rsi per inch 0.0846667 m2K/W/in · r value per inch 0.48076 ft2hF/BTU/in · k w mk 0.3 W/mK · mean temp 96.4 F | Insulation R Values | Engineering Database