Rolls-Royce Archives
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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).
Tempering graph for Vibrac Steel V.45.

Identifier  ExFiles\Box 176\3\  img098
Date  25th June 1940 guessed
  
TEMPERING GRAPH OF VIBRAC STEEL V.45
Jun file
DIA. OF BAR: 1"
HARDENING TEMPERATURE 830°C.
QUENCHING MEDIUM: OIL
COOLED, AFTER TEMPERING IN AIR.
Y-AXIS LABEL: TONS PER SQUARE INCH - PERCENTAGES - FOOT-POUNDS - BRINELL IN UNITS OF TEN.
X-AXIS LABEL: REHEATING TEMPERATURE - DEGREES CENTIGRADE.
GRAPH CURVES: MAXIMUM STRESS, YIELD POINT, BRINELL HARDNESS, REDUCTION IN AREA %, IZOD IMPACT, ELONGATION %
NOTE: ACTUAL REHEATING TEMPERATURES OF TEST SAMPLES INDICATED BY *
  
  


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