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R-1250 — Nbs Fibrous Glass

Name: Insulation R Values — nbs_fibrous_glass: record id 1250 · date 12/14/1960 · delta x 1.0303 in · density 7.172 lb/ft3 · mean temp 130.57 F
Creator: Engineering Database

Material Id: Nbs Fibrous Glass
Record Id: 1250
Date: 12/14/1960
Delta T (F): 23.48
Delta X (in): 1.0303
Density (lb/ft3): 7.172
Description: Lot 1958
Form: Board
K W Mk (W/mK): 0.2488
Manufacturer: Owens Corning Fiberglas Corp.
Material: Nbs Fibrous Glass
Mean Temp (F): 130.57
R Value per Inch (ft2hF/BTU/in): 0.579694
Rsi per Inch (m2K/W/in): 0.10209
Standard: Nist Srd 81 API
Test Method: ASTM C 177
Trade Name: SRM® 1450 Series

Source: NIST SRD 81 API

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