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Insulation R Values: glass
1392 to 1469
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| glass | 1392 | 10/10/1962 | 13.01 | 0.9659 | 138.66 | Corning ordinary chemical glass, 1 in. | Block | 8.1962 | Corning Glass Works | Glass | 122.24 | 0.017597 | 0.003099 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1393 | 10/11/1962 | 13.4 | 0.9659 | 138.66 | Corning ordinary chemical glass, 1 in. | Block | 8.1754 | Corning Glass Works | Glass | 122.61 | 0.017642 | 0.003107 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1397 | 10/18/1962 | 13.01 | 0.9659 | 138.66 | Corning ordinary chemical glass, 1 in. | Block | 7.7376 | Corning Glass Works | Glass | 30.44 | 0.01864 | 0.003283 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1400 | 10/22/1962 | 15.96 | 0.9659 | 138.66 | Corning ordinary chemical glass, 1 in. | Block | 7.3497 | Corning Glass Works | Glass | 32.99 | 0.019624 | 0.003456 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1410 | 11/6/1962 | 15.82 | 0.9651 | 138.77 | Corning ordinary chemical glass, 1 in. | Block | 7.9333 | Corning Glass Works | Glass | 32.84 | 0.01818 | 0.003202 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1440 | 7/2/1963 | 13.23 | 0.9659 | 138.7 | Annealed | Block | 7.7999 | Corning Glass Works | Glass | 122.55 | 0.018491 | 0.003256 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1441 | 7/3/1963 | 13.26 | 0.9659 | 138.7 | Annealed | Block | 7.3813 | Corning Glass Works | Glass | 30.12 | 0.01954 | 0.003441 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1464 | 11/6/1963 | 13.38 | 0.9659 | 138.7 | Annealed | Block | 8.0732 | Corning Glass Works | Glass | 122.71 | 0.017865 | 0.003146 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1465 | 11/7/1963 | 13 | 0.9659 | 138.7 | Annealed | Block | 7.4359 | Corning Glass Works | Glass | 30.55 | 0.019396 | 0.003416 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
| glass | 1469 | 11/14/1963 | 13.25 | 0.9659 | 138.7 | Annealed | Block | 8.1325 | Corning Glass Works | Glass | 122.61 | 0.017735 | 0.003123 | NIST SRD 81 API | ASTM C 177 | Pyrex® 7740 |
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