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R-1781 — Nbs Fibrous Glass

Material Id
Nbs Fibrous Glass
Record Id
1781
Date
5/13/1969
Delta T (F)
21.24
Delta X (in)
0.4701
Density (lb/ft3)
11.36
Description
Lot 1959, ½ in.
Form
Board
K W Mk (W/mK)
0.2103
Manufacturer
Owens Corning Fiberglas Corp.
Material
Nbs Fibrous Glass
Mean Temp (F)
0.04
R Value per Inch (ft2hF/BTU/in)
0.68582
Rsi per Inch (m2K/W/in)
0.12078
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 1781 · date 5/13/1969 · delta x 0.4701 in · density 11.36 lb/ft3 · mean temp 0.04 F | Insulation R Values | Engineering Database