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Insulation R Values: nbs fibrous glass
1111 to 1133
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 | 1111 | 8/27/1958 | 23.49 | 0.9956 | 8.398 | Lot 1958 | Board | 0.2283 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 72.91 | 0.631747 | 0.111257 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1112 | 9/4/1958 | 22.56 | 0.9929 | 5.979 | Lot 1958 | Board | 0.2471 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 128.64 | 0.583682 | 0.102792 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1113 | 9/5/1958 | 24.2 | 0.9934 | 5.976 | Lot 1958 | Board | 0.2208 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.36 | 0.653206 | 0.115036 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1118 | 12/8/1958 | 22.67 | 0.9925 | 6.521 | Lot 1958 | Board | 0.2464 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 128.78 | 0.585341 | 0.103084 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1119 | 12/9/1958 | 24.17 | 0.9948 | 6.506 | Lot 1958 | Board | 0.222 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.43 | 0.649675 | 0.114414 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1122 | 1/6/1959 | 18.09 | 0.5124 | 7.551 | Lot 1958, cut ½ in. thick | Board | 0.2446 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 124.67 | 0.589648 | 0.103843 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1123 | 1/7/1959 | 19.08 | 0.5148 | 7.516 | Lot 1958, cut ½ in. thick | Board | 0.2198 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 68.94 | 0.656178 | 0.11556 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1124 | 1/13/1959 | 22.95 | 0.9965 | 5.904 | Lot 1958 | Board | 0.2443 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 129.03 | 0.590372 | 0.103971 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1125 | 1/14/1959 | 24.36 | 0.9958 | 5.908 | Lot 1958 | Board | 0.2201 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.8 | 0.655284 | 0.115402 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1133 | 3/9/1959 | 24.68 | 1.0116 | 6.554 | Lot 1958 | Board | 0.2212 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.96 | 0.652025 | 0.114828 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
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