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).
Bumping tests for bolts and rivets in dumb iron.
| Identifier | ExFiles\Box 119\2\ scan0045 | |
| Date | 5th May 1914 | |
| Wor{Arthur Wormald - General Works Manager}/Mcrl/L5514. May 5th. 1914. LIFE OF PARTS ON BUMPING TESTS. BOLTS & RIVETS IN DUMB IRON. 3" Humps at 105 revs. per min. Piece No. | Description. | Time Hrs. Mins. | Results. | Reference. K.315 | Vertical Bolt in Dumb Iron, near side. | 5 - 26 | Broke. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}19/L101113. " | ditto. | 8 - 22 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}3/L271113. " | " | 2 - 5 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}19/L221013. " | " | 30 | " | " " | " | 1 - 42 | " | " " | " | 6 - 20 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}5/L201113. " | " | 3 - 0 | " | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}23/M111213. " | " | 1 - 17 | " | " " | " | 3 - 0 | " | " " | " | 2 - 10 | " | " | ||