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Insulation R Values: nbs fibrous glass
1584 to 1597
Insulation R-values and thermal conductivity data from NIST SRD 81 — covers fiberglass, foam, cellulose, mineral wool, and other building insulation materials
| material id | record id | date | delta t (F) | delta x (in) | description | form | k w mk (W/mK) | manufacturer | material | mean temp (F) | r value per inch (ft2hF/BTU/in) | rsi per inch (m2K/W/in) | standard | test method | trade name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| nbs fibrous glass | 1585 | 2/15/1965 | 23.91 | 0.9652 | Lot (?), specimen conditioned at 102 °C | Board | 0.2236 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.62 | 0.645026 | 0.113596 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1586 | 2/1965 | 24.13 | 0.9672 | Lot (?), specimen conditioned at 121 °C | Board | 0.2222 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.86 | 0.64909 | 0.114311 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1587 | 2/1965 | 23.84 | 0.9669 | Lot (?), specimen conditioned at 149 °C | Board | 0.2221 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.63 | 0.649383 | 0.114363 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1590 | 3/2/1965 | 24.05 | 0.9512 | Lot 1959, 2 samples of ½ in. stacked (1,2,3,4), 1 in. | Board | 0.2269 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.95 | 0.635645 | 0.111944 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1593 | 3/12/1965 | 25.44 | 0.9491 | Lot 1959, 2 samples of ½ in. stacked (1,2,3,4), 1 in. | Board | 0.1978 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 5.25 | 0.72916 | 0.128413 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1594 | 3/25/1965 | 22.69 | 0.952 | Lot 1959, 2 samples of ½ in. stacked (1,2,3,4), 1 in. | Board | 0.2495 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 124.12 | 0.578068 | 0.101804 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1595 | 3/26/1965 | 22.9 | 0.9503 | Lot 1959, 2 samples of ½ in. stacked (1,2,3,4), 1 in. | Board | 0.2486 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 127.2 | 0.58016 | 0.102172 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1596 | 3/29/1965 | 22.92 | 0.9525 | Lot 1959, 2 samples of ½ in. stacked (1,2,3,4), 1 in. | Board | 0.2494 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 127.33 | 0.5783 | 0.101844 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1597 | 3/30/1965 | 22.84 | 0.9521 | Lot 1959, 2 samples of ½ in. stacked (1,2,3,4), 1 in. | Board | 0.249 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 127.44 | 0.579229 | 0.102008 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
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