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R-978 — Asphalt

Name: Insulation R Values — asphalt: record id 978 · rsi per inch 0.039912 m2K/W/in · r value per inch 0.226631 ft2hF/BTU/in · date 2/25/1955 · k w mk 0.6364 W/mK
Creator: Engineering Database

Material Id: Asphalt
Record Id: 978
Date: 2/25/1955
Delta T (F): 24.02
Delta X (in): 1.0069
Density (lb/ft3): 39.26
Description: Gilsulate®, Type B, Loose-Fill Pipe Insulation
Form: Loose
K W Mk (W/mK): 0.6364
Manufacturer: American Gilsonite Co.
Material: Asphalt
Mean Temp (F): 130.93
R Value per Inch (ft2hF/BTU/in): 0.226631
Rsi per Inch (m2K/W/in): 0.039912
Standard: Nist Srd 81 API
Test Method: ASTM C 177
Trade Name: Gilsulate®

Source: NIST SRD 81 API

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asphalt — record id 978 · rsi per inch 0.039912 m2K/W/in · r value per inch 0.226631 ft2hF/BTU/in · date 2/25/1955 · k w mk 0.6364 W/mK | Insulation R Values | Engineering Database