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R-1182 — Glass

Material Id
Glass
Record Id
1182
Date
11/9/1959
Delta T (F)
12.16
Delta X (in)
0.9659
Density (lb/ft3)
138.66
Description
Corning Ordinary Chemical glass, 1 in.
Form
Block
K W Mk (W/mK)
7.7899
Manufacturer
Corning Glass Works
Material
Glass
Mean Temp (F)
120.85
R Value per Inch (ft2hF/BTU/in)
0.018515
Rsi per Inch (m2K/W/in)
0.003261
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Trade Name
Pyrex® 7740

Source: NIST SRD 81 API

glass — record id 1182 · rsi per inch 0.00326063 m2K/W/in · r value per inch 0.0185147 ft2hF/BTU/in · date 11/9/1959 · k w mk 7.7899 W/mK | Insulation R Values | Engineering Database