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).
Graph comparing the hydraulic resistances of 'Superflexit' and copper tubing at various water flow rates.
| Identifier | ExFiles\Box 88\5\ scan0208 | |
| Date | 31th July 1929 | |
| TO ACCOMPANY R.A.E. REPORT Nº E.2861. FIG. 2. WATER VELOCITY FT/SEC. HEAD OF WATER IN FEET. 24 M/M SUPERFLEXIT 24 M/M COPPER WITH 2 SUPERFLEXIT ENDS 24 M/M COPPER VELOCITY NOTE:- DIMENSIONS GIVEN ARE INTERNAL. WATER FLOW. GALLONS PER HOUR. COMPARATIVE HYDRAULIC RESISTANCES OF 24 M/M 'SUPERFLEXIT' & 24 M/M COPPER TUBE. LENGTHS OF TUBE 6 FEET. ISSUED BY DRAWING OFFICE DIRECTORATE OF TECHNICAL DEVELOPMENT AIR MINISTRY TITLE:- TESTS OF 'SUPERFLEXIT' FLEXIBLE TUBING. ISSUE Nº 1 ALTD Nº DRAWN G.G. TRACED M.M.T. 31-7-29 CHECKED V.A. APPROVED E.T.S. W.L.C. SKETCH Nº C.3884. | ||