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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).
Analysis of failed C.V.S. connecting rods detailing the steel composition and a conclusion that overheating was the cause of failure.

Identifier  ExFiles\Box 42\2\  Scan010
Date  26th April 1917
  
R.R. 235A (500 T) (S.D. 408. 26-4-17.) Bm. 2/156/15.

FAILED - C.V.S. CONNECTING RODS.

C. .42
M.{Mr Moon / Mr Moore} .73
Cr.{Mr Cra???ster / Mr Chichester} 1.39
Silicon. .12
Sulphur. .022
Phosphorus. .032
Vanadium. 0.16

g---------------

There is nothing exceptional in this steel,
it appears to have suffered from complaint - over-
heating - that C.V.S. is specially suseptable to.


HCH.
  
  


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