From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Table of tensile test results for various alloys at different temperatures.
| Identifier | ExFiles\Box 36\3\ scan 096 | |
| Date | 28th June 1917 guessed | |
| TENSILE TESTS No. Designation. Temperature. Maximum stress. Yield point. Elongation. Reduction in area. (1) F1 ( 20°C tons tons ( 220°C 7.2 6.0 2.0 2.3 ( 270°C 6.4 5.2 0.3 0.3 ( 320°C 8.0 6.0 0.5 0.5 ( 400°C 6.6 5.2 1.0 0.9 2.60 5.5 4.9 (2) F2 ( 20°C 7.2 4.4 3.3 3.3 ( 220°C 6.8 4.4 2.3 2.8 ( 270°C 6.4 4.8 2.9 3.0 ( 320°C 5.8 4.4 3.0 3.2 (3) C ( 20°C 9.6 8.0 2.8 3.0 ( 220°C 5.2 4.4 4.0 4.1 ( 270°C 4.8 4.0 5.4 5.4 ( 320°C 4.6 3.6 5.5 5.3 (4) M1 ( 20°C 9.2 8.0 2.0 2.5 ( 220°C 4.0 2.4 0.5 0.5 ( 270°C 3.2 2.4 0.5 0.5 ( 320°C 3.2 2.4 1.0 1.0 (5) L ( 270°C 5.2 4.0 4.2 4.8 ( 320°C 5.8 2.6 5.0 5.0 (6) H ( 20°C 9.2 7.2 5.0 4.7 ( 220°C 7.4 6.0 6.5 5.8 ( 270°C 6.4 4.8 6.5 5.8 ( 320°C 6.6 4.8 6.5 5.8 ( 400°C 2.60 10.0 9.0 (7) A ( 20°C 7.2 5.6 1.0 1.0 ( 220°C 6.6 4.8 0.5 0.5 ( 270°C 6.8 4.8 1.5 1.5 ( 320°C 6.6 4.4 1.0 0.8 (8) M2 ( 20°C 5.2 3.2 1.0 1.0 ( 220°C 5.2 2.8 2.5 3.0 ( 270°C 3.0 2.0 0.5 0.5 ( 320°C 3.2 2.4 6.0 5.0 There should have been 6 specimens of each alloy, but owing to scrap, some of these are mising on the list. --------------------------------- | ||