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).
Laboratory report detailing the chemical analysis of a non-ferrous alloy ingot.
| Identifier | ExFiles\Box 76\3\ scan0062 | |
| Date | 20th June 1918 | |
| RR. 864a. ROLLS-ROYCE, LIMITED. LL 558 LABORATORY REPORT ON NON-FERROUS ALLOY. To: Mr. Huiton & Works (of Hives) Date: 20. 6. 1918 Re: High Tensile Aluminium alloy in the form of: Ingot marked: H.T. received at works on: received by: laboratory on: 20/6/18 CHEMICAL ANALYSIS. Aluminium: .. .. .. .. % Copper: .. .. .. .. 5.0 % Zinc: .. .. .. .. 10.5 % Tin: .. .. .. .. - % Antimony: .. .. .. .. % Lead: .. .. .. .. % Iron: .. .. .. .. .70 % Arsenic: .. .. .. .. % Nickel: .. .. .. .. 1.30 % Silicon: .. .. .. .. % Phosphorus: .. .. .. .. % Sulphur: .. .. .. .. .3 % Manganese: .. .. .. .. .25 % Magnesium Brinell TOTAL ESTIMATED: 101 % Remarks, etc. 2 sets Eagle Cam-casings. T1 & London Valve Tappet covers were cast in this alloy. to be tested by Mr. Hives. Signature: JcDP | ||