Standardisation of nickel coated copper cylinder head tubes.
| Identifier | ExFiles\Box 15\1\ Scan258 | |
| Date | 24th March 1930 | |
| RR 755 REVISED (ION) (OF 687 4-1-29) SM. 2/5943. Y7250. COMPLETED 15.4.30. STANDARDISATION of CHASSIS PARTS. Date 24.3.30. X No. 7050 Drawing No. Part List Description of Parts: NICKEL COATED COPPER CYLINDER HEAD TUBES. Origin: To overcome troubles in service. Experimental Test Report: The existing tubes have corroded through in a number of cases and allowed the crankcase to fill with water. The alteration is urgently required. Road Test Report: We have subjected various types of tube to intensive tests and find that the nickel coated copper tube is far superior to the aluminium. Run on 20-EX 22-EX. Fitted to 23-EX 10,000 miles car. A Scrap and replace at all costs, including Chassis already delivered to Customers. B Scrap and replace on Chassis in Works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. Weight of Old Part: 12 ozs Cost of Old Part: £0-3-0 Cost of New Part: £0-3-3 agreed Us. Difference per Car: £0-0-3 Increase Signature from Cost Dept. that above is correct: GRL 10/4/30 G 11/4/30 Cost of Parts in Works which will be scrapped if commenced on :- Series.........£....... Series.........£....... Series.........£....... INITIAL | DATE | REMARKS SJ. Sg. {Arthur F. Sidgreaves - MD} | 14-4-30 | Agreed Sg {Arthur F. Sidgreaves - MD} R. {Sir Henry Royce} | 8.4.30 | Agreed p.p.R. - Rg. {Mr Rowledge} E. {Mr Elliott - Chief Engineer} By. {R.W. Bailey - Chief Engineer} WOR. {Arthur Wormald - General Works Manager} | 24.3.30 | Agreed Wor. {Arthur Wormald - General Works Manager} RG. {Mr Rowledge} | 1.4.30 | Agreed Rg. {Mr Rowledge} DA. {Bernard Day - Chassis Design} | 24.3.30 | Agreed Da. {Bernard Day - Chassis Design} BY. {R.W. Bailey - Chief Engineer} | 25.3.30 | Agreed By. {R.W. Bailey - Chief Engineer} EP. {G. Eric Platford - Chief Quality Engineer} | 29.3.30 | Agreed EP. {G. Eric Platford - Chief Quality Engineer} E. {Mr Elliott - Chief Engineer} | 24.3.30 | Agreed E. {Mr Elliott - Chief Engineer} PN. {Mr Northey} | 28.3.30 | Agreed PN. {Mr Northey} CWB. | 25.3.30 | Agreed C. Hs. {Lord Ernest Hives - Chair} | | Agreed. | ||
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).