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).
Production difficulties and testing of austenitic steel for valves, noting issues shared with other firms.
| Identifier | ExFiles\Box 154a\1\ scan0066 | |
| Date | 25th April 1928 guessed | |
| contd :- -2- is a production difficulty that it is very important tests should be made to prove that the austenitic steel is going to overcome the production difficulties. We mention this because the A.I.D. consider that firms using this steel have equally the same trouble in producing valves that we have with the silchrome. we have had All the valves/made in austenitic steels, the forgings have been made outside. Hs. {Lord Ernest Hives - Chair} | ||