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R-2026 — Nbs Fibrous Glass

Material Id
Nbs Fibrous Glass
Record Id
2026
Date
5/24/1979
Delta T (F)
24.88
Delta X (in)
0.9637
Density (lb/ft3)
8.079
Description
Lot (?), Return for Check
Form
Board
K W Mk (W/mK)
0.2267
Manufacturer
Owens Corning Fiberglas Corp.
Material
Nbs Fibrous Glass
Mean Temp (F)
75.56
R Value per Inch (ft2hF/BTU/in)
0.636206
Rsi per Inch (m2K/W/in)
0.112042
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Trade Name
SRM® 1450 Series

Source: NIST SRD 81 API

nbs_fibrous_glass — record id 2026 · date 5/24/1979 · delta x 0.9637 in · density 8.079 lb/ft3 · mean temp 75.56 F | Insulation R Values | Engineering Database