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R-93 — Paper

Material Id
Paper
Record Id
93
Date
7/28/1937
Delta X (in)
0.904
Description
Seapak on tarpaper; 3 Thicknesses
Form
Board
K W Mk (W/mK)
0.3
Manufacturer
Seaman Paper Co.
Material
Paper
Mean Temp (F)
111.2
R Value per Inch (ft2hF/BTU/in)
0.48076
Rsi per Inch (m2K/W/in)
0.084667
Standard
Nist Srd 81 API
Trade Name
Seapak

Source: NIST SRD 81 API

paper — record id 93 · rsi per inch 0.0846667 m2K/W/in · r value per inch 0.48076 ft2hF/BTU/in · date 7/28/1937 · delta x 0.904 in | Insulation R Values | Engineering Database