FR870631A - Machine d'essai de la dureté des matériaux - Google Patents

Machine d'essai de la dureté des matériaux

Info

Publication number
FR870631A
FR870631A FR870631DA FR870631A FR 870631 A FR870631 A FR 870631A FR 870631D A FR870631D A FR 870631DA FR 870631 A FR870631 A FR 870631A
Authority
FR
France
Prior art keywords
testing machine
material hardness
hardness testing
machine
testing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Rene Guillery
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR870631A publication Critical patent/FR870631A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/40—Investigating hardness or rebound hardness
    • G01N3/42—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
FR870631D 1940-11-20 1940-11-20 Machine d'essai de la dureté des matériaux Expired FR870631A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR870631T 1940-11-20

Publications (1)

Publication Number Publication Date
FR870631A true FR870631A (fr) 1942-03-18

Family

ID=9350778

Family Applications (1)

Application Number Title Priority Date Filing Date
FR870631D Expired FR870631A (fr) 1940-11-20 1940-11-20 Machine d'essai de la dureté des matériaux

Country Status (1)

Country Link
FR (1) FR870631A (fr)

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