Rolls-Royce Archives
         « Prev  Box Series  Next »        

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).
Specification sheet detailing the material composition percentages for Flap Valve & Bushes and Spindle parts.

Identifier  ExFiles\Box 124\3\  scan0306
Date  25th January 1935 guessed
  
SPECIFICATION OF MATERIAL (%)

| Part | Carbon. | Manganese | Max. Phos. | Max. Sulphur | Silicon | Nickel | Chromium. |
|---|---|---|---|---|---|---|---|
| Flap Valve & Bushes | .10 Max. | .30-.60 | .030 | .030 | .75-1.25 | - | 15.0-18.0 |
| Spindle | .25-.45 | .50-.80 | .030 | .030 | - | 18.50-21.50 | 7.0-9.0 |
  
  


Copyright Sustain 2025, All Rights Reserved.    whatever is rightly done, however humble, is noble
An unhandled error has occurred. Reload 🗙