FR841317A - Method and machine for hardness testing - Google Patents

Method and machine for hardness testing

Info

Publication number
FR841317A
FR841317A FR841317DA FR841317A FR 841317 A FR841317 A FR 841317A FR 841317D A FR841317D A FR 841317DA FR 841317 A FR841317 A FR 841317A
Authority
FR
France
Prior art keywords
machine
hardness testing
hardness
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
French (fr)
Inventor
Pierre Cor
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 FR841317A publication Critical patent/FR841317A/en
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)
FR841317D 1938-07-28 1938-07-28 Method and machine for hardness testing Expired FR841317A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR841317T 1938-07-28

Publications (1)

Publication Number Publication Date
FR841317A true FR841317A (en) 1939-05-17

Family

ID=9307200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841317D Expired FR841317A (en) 1938-07-28 1938-07-28 Method and machine for hardness testing

Country Status (1)

Country Link
FR (1) FR841317A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0614066A1 (en) * 1993-03-01 1994-09-07 José Maria Las Navas Garcia Device to measure depth and hardness using two equal load cells

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0614066A1 (en) * 1993-03-01 1994-09-07 José Maria Las Navas Garcia Device to measure depth and hardness using two equal load cells

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