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R-1812 — Nbs Fibrous Glass

Material Id
Nbs Fibrous Glass
Record Id
1812
Date
12/22/1969
Delta T (F)
22.78
Delta X (in)
0.4685
Density (lb/ft3)
9.935
Description
Lot 1959, ½ in.
Form
Board
K W Mk (W/mK)
0.2522
Manufacturer
Owens Corning Fiberglas Corp.
Material
Nbs Fibrous Glass
Mean Temp (F)
119.61
R Value per Inch (ft2hF/BTU/in)
0.571879
Rsi per Inch (m2K/W/in)
0.100714
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 1812 · date 12/22/1969 · delta x 0.4685 in · density 9.935 lb/ft3 · mean temp 119.61 F | Insulation R Values | Engineering Database