Charpyn.
/ˈʃɑːpi/ Metallurgy.
Used to designate a device or method for measuring the strength of metals under impact.
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the world > matter > constitution of matter > strength > [noun] > methods or devices for measuring
Charpy1915
tensometer1937
1915 J. J. Thomas in Proc. Amer. Soc. Testing Materials 15 62 The Charpy impact test appears to differentiate between steels of various degrees of brittleness.
1915 J. J. Thomas in Proc. Amer. Soc. Testing Materials 15 63 Experiments made with the Charpy impact machine, for the purpose of determining how the shock-resisting qualities of various steels are affected by heat treatment.
1915 J. J. Thomas in Proc. Amer. Soc. Testing Materials 15 76 Six transverse Charpy test specimens were machined.
1931 R. G. Batson & J. H. Hyde Mechanical Testing xix. 332 (heading) The Charpy Pendulum Machine.
1931 R. G. Batson & J. H. Hyde Mechanical Testing xix. 332 The small Charpy machine has a striking energy of about 30 kilogrammeters.
1931 R. G. Batson & J. H. Hyde Mechanical Testing xix. 337 Charpy tests on materials correctly and incorrectly heat treated.
This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2018).
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