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).
Tensometer test results for a Borg & Beck cast iron clutch plate.
| Identifier | ExFiles\Box 129\4\ scan0170 | |
| Date | 11th March 1938 | |
| file 1110 ✓ To BY.{R.W. Bailey - Chief Engineer} from H1/EJW. c.c. Rm{William Robotham - Chief Engineer}/Mr. Chandler. M.1563. LABORATORY. H1/EJW.1/GS.11.3.38. BORG & BECK CAST IRON CLUTCH PLATE. Tensometer Tests. (Test pieces drawing No.22). Test Pieces No. Ult Strength. Brinell. No.1 (Radial). 12.5 Tons/Sq.in. 185 No.2 (Tangential). 14.0 Tons/Sq.in. 185 Handwritten: Mr chandler I consider the clutch plate should be between 15 & 18 tons tensile not lower. By | ||