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Insulation R Values: nbs fibrous glass
1335 to 1352
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) | density (lb/ft3) | 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 | 1335 | 4/30/1962 | 22.9 | 0.9631 | 7.75 | Lot 1961 | Board | 0.247 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 129.34 | 0.583919 | 0.102834 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1336 | 5/1/1962 | 24.3 | 0.962 | 7.76 | Lot 1961 | Board | 0.2236 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 75.1 | 0.645026 | 0.113596 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1337 | 5/2/1962 | 23.31 | 0.9398 | 8.409 | Lot 1961 | Board | 0.2488 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 129.77 | 0.579694 | 0.10209 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1338 | 5/3/1962 | 23.67 | 0.9393 | 8.413 | Lot 1961 | Board | 0.226 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.51 | 0.638177 | 0.112389 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1339 | 5/4/1962 | 24.48 | 0.9396 | 8.402 | Lot 1961 | Board | 0.2086 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 31.02 | 0.691409 | 0.121764 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1348 | 6/6/1962 | 22.48 | 0.4668 | 10.33 | Lot 1959, ½ in. | Board | 0.2573 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 128.93 | 0.560544 | 0.098717 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1349 | 6/7/1962 | 23.34 | 0.4684 | 10.31 | Lot 1959, ½ in. | Board | 0.2325 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.52 | 0.620335 | 0.109247 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1350 | 6/11/1962 | 23.63 | 0.4681 | 10.31 | Lot 1959, ½ in. | Board | 0.2151 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 31.04 | 0.670516 | 0.118085 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1351 | 6/13/1962 | 23.47 | 0.9537 | 9.072 | Lot 1961, ACIL ASHRAE Round Robin | Board | 0.2521 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 129.82 | 0.572106 | 0.100754 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1352 | 6/14/1962 | 23.45 | 0.9533 | 9.075 | Lot 1961, ACIL ASHRAE Round Robin | Board | 0.229 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.61 | 0.629816 | 0.110917 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
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