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R-1928 — Nbs Fibrous Glass

Material Id
Nbs Fibrous Glass
Record Id
1928
Date
3/11/1976
Delta T (F)
24.53
Delta X (in)
1.0231
Density (lb/ft3)
7.632
Description
Lot 1970
Form
Board
K W Mk (W/mK)
0.2257
Manufacturer
Owens Corning Fiberglas Corp.
Material
Nbs Fibrous Glass
Mean Temp (F)
75.41
R Value per Inch (ft2hF/BTU/in)
0.639025
Rsi per Inch (m2K/W/in)
0.112539
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Trade Name
SRM® 1450 Series
Uncertainty
1

Source: NIST SRD 81 API

nbs_fibrous_glass — record id 1928 · date 3/11/1976 · delta x 1.0231 in · density 7.632 lb/ft3 · mean temp 75.41 F | Insulation R Values | Engineering Database