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R-1723 — Nbs Fibrous Glass

Material Id
Nbs Fibrous Glass
Record Id
1723
Date
12/1/1967
Delta T (F)
18.36
Delta X (in)
0.4791
Density (lb/ft3)
9.826
Description
Lot 1959, ½ in.
Form
Board
K W Mk (W/mK)
0.232
Manufacturer
Owens Corning Fiberglas Corp.
Material
Nbs Fibrous Glass
Mean Temp (F)
69.79
R Value per Inch (ft2hF/BTU/in)
0.621672
Rsi per Inch (m2K/W/in)
0.109483
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 1723 · date 12/1/1967 · delta x 0.4791 in · density 9.826 lb/ft3 · mean temp 69.79 F | Insulation R Values | Engineering Database