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).
Standardisation of the exhaust system front expansion box and intermediate pipe in aluminized mild steel in place of Staybright.
| Identifier | ExFiles\Box 171\5\ img027 | |
| Date | 28th February 1938 | |
| RR 755 (10H) (49968) 19/10/37 C.E.Co. COMPLETED 13.5.38. PHANTOM III STANDARDISATION OF PARTS Date Issued: 28.2.38 Sheet No.: P.23. Drg. No.: E.85790. No.: E.86601. L.O.: H-38000. E.86603. Description: EXHAUST SYSTEM FRONT EXPANSION BOX AND INTERMEDIATE PIPE IN ALUMINIZED MILD STEEL IN PLACE OF STAYBRIGHT. Purpose: To reduce cost of system. Brief Report and Remarks: Run a total of 28,800 miles over a period of 8 month, 21,400 miles in France and 7,400 miles in England satisfactorily on Phantom III car 35,EX. Approval for Cost Decrease: Decrease in Cost £2 12 9 By: GRL Date: 11/4/38 Cost Comparison Table: - Old Parts: Material £3.10.7., Labour £0.3.9., Burden £0.6.7., Total £4.0.11. - New Parts: Material £1.0.2., Labour £0.2.11., Burden £0.5.1., Total £1.8.2. Production Position and Comments: Cost of Tools £: NIL. Aluminised mild steel expansion box and intermediate pipe replacing present staybrite shows a saving of £2.12.9d. per chassis and can be introduced without scrap at 101st Phantom III in 'D' series, no tool cost being involved. This saving is based on the assumption that the aluminising process will be carried out by outside contractors, but if adopted suitable equipment will be installed at these works and show a further saving of 5/- per chassis. In addition a transport charge of 1/3d. per chassis to subcontractors will be eliminated. RHC.{R. H. Coverley - Production Engineer} Authorisation to Proceed. Introduce on the 101 Chassis in D Series. Sg.{Arthur F. Sidgreaves - MD} [Signature] Date: 10/5/38 Hs.{Lord Ernest Hives - Chair} [Signature] Date: 10/5/38 | ||