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Insulation R Values: nbs fibrous glass
1157 to 1199
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 | 1157 | 8/6/1959 | 24.67 | 1.0087 | 6.552 | Lot 1958 | Board | 0.2219 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.82 | 0.649968 | 0.114466 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1179 | 11/4/1959 | 22.44 | 0.9889 | 6.739 | Lot 1958 | Board | 0.2474 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 129.72 | 0.582975 | 0.102668 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1180 | 11/5/1959 | 24.05 | 0.9915 | 6.744 | Lot 1958 | Board | 0.2219 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.39 | 0.649968 | 0.114466 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1181 | 11/6/1959 | 24.33 | 0.9917 | 6.744 | Lot 1958 | Board | 0.21 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 42.07 | 0.6868 | 0.120952 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1188 | 12/18/1959 | 24.55 | 0.9897 | 6.942 | Lot 1958 | Board | 0.2228 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.72 | 0.647342 | 0.114004 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1193 | 1/15/1960 | 24.66 | 0.9959 | 7.09 | Lot 1958 | Board | 0.2228 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.81 | 0.647342 | 0.114004 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1194 | 1/16/1960 | 25.03 | 0.9964 | 7.086 | Lot 1958 | Board | 0.2091 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 42.77 | 0.689756 | 0.121473 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1197 | 3/25/1960 | 22.77 | 1.0019 | 6.757 | Lot 1958 | Board | 0.2469 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 129.8 | 0.584155 | 0.102876 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1198 | 3/26/1960 | 24.42 | 1.0065 | 6.748 | Lot 1958 | Board | 0.2234 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.74 | 0.645604 | 0.113697 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1199 | 3/28/1960 | 24.73 | 1.0055 | 6.754 | Lot 1958 | Board | 0.2069 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 34.04 | 0.69709 | 0.122765 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
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