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Insulation R Values: nbs fibrous glass
1710 to 1734
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 | uncertainty |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| nbs fibrous glass | 1710 | 9/14/1967 | 25.28 | 1.0047 | 6.138 | Lot 1958 | Board | 0.2015 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 29.69 | 0.715771 | 0.126055 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | 1 |
| nbs fibrous glass | 1711 | 9/19/1967 | 24.31 | 0.9631 | 9.085 | Lot 1961 | Board | 0.2318 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.98 | 0.622208 | 0.109577 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | 1 |
| nbs fibrous glass | 1722 | 11/29/1967 | 17.77 | 0.4801 | 9.805 | Lot 1959, ½ in. | Board | 0.255 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 125.39 | 0.5656 | 0.099608 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | 1 |
| nbs fibrous glass | 1723 | 12/1/1967 | 18.36 | 0.4791 | 9.826 | Lot 1959, ½ in. | Board | 0.232 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 69.79 | 0.621672 | 0.109483 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | 1 |
| nbs fibrous glass | 1727 | 12/12/1967 | 23.81 | 0.9537 | 9.184 | Lot 1961 | Board | 0.2294 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.67 | 0.628718 | 0.110724 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | — |
| nbs fibrous glass | 1728 | 1/22/1968 | 23.98 | 0.9596 | 9.143 | Lot 1961 | Board | 0.2285 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.83 | 0.631194 | 0.11116 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | 1 |
| nbs fibrous glass | 1729 | 1/25/1968 | 22.55 | 0.9527 | 8.349 | Lot 1961 | Board | 0.2505 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 129.85 | 0.57576 | 0.101397 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | 1 |
| nbs fibrous glass | 1730 | 1/26/1968 | 21.71 | 0.9542 | 8.335 | Lot 1961 | Board | 0.1967 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 0.11 | 0.733238 | 0.129131 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | 1 |
| nbs fibrous glass | 1733 | 7/1/1968 | 22.75 | 0.966 | 8.394 | Lot 1961, internal check standard (A,B), 1 in. | Board | 0.2517 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 130.26 | 0.573015 | 0.100914 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | — |
| nbs fibrous glass | 1734 | 7/2/1968 | 24.08 | 0.9684 | 8.394 | Lot 1961, internal check standard (A,B), 1 in. | Board | 0.225 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 75.09 | 0.641013 | 0.112889 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series | — |
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