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R-117 — Paper

Material Id
Paper
Record Id
117
Date
11/3/1938
Delta X (in)
0.408
Density (lb/ft3)
16.15
Description
Cardboard, Corrugated
Form
Board
K W Mk (W/mK)
0.487
Manufacturer
Weston
Material
Paper
Mean Temp (F)
86
R Value per Inch (ft2hF/BTU/in)
0.296156
Rsi per Inch (m2K/W/in)
0.052156
Standard
Nist Srd 81 API
Trade Name
Red Stripelath

Source: NIST SRD 81 API

paper — record id 117 · rsi per inch 0.0521561 m2K/W/in · r value per inch 0.296156 ft2hF/BTU/in · date 11/3/1938 · delta x 0.408 in | Insulation R Values | Engineering Database