FR1472986A - Procédés et dispositifs pour mesurer la dureté de matières - Google Patents

Procédés et dispositifs pour mesurer la dureté de matières

Info

Publication number
FR1472986A
FR1472986A FR32072A FR32072A FR1472986A FR 1472986 A FR1472986 A FR 1472986A FR 32072 A FR32072 A FR 32072A FR 32072 A FR32072 A FR 32072A FR 1472986 A FR1472986 A FR 1472986A
Authority
FR
France
Prior art keywords
hardness
measuring
materials
methods
devices
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
FR32072A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GKN Group Services Ltd
Original Assignee
GKN Group Services Ltd
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 by GKN Group Services Ltd filed Critical GKN Group Services Ltd
Priority to FR32072A priority Critical patent/FR1472986A/fr
Application granted granted Critical
Publication of FR1472986A publication Critical patent/FR1472986A/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
    • G01N3/48—Investigating hardness or rebound hardness by performing impressions under impulsive load by indentors, e.g. falling ball
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/0617—Electrical or magnetic indicating, recording or sensing means
    • G01N2203/0623—Electrical or magnetic indicating, recording or sensing means using piezoelectric gauges

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)
FR32072A 1965-09-21 1965-09-21 Procédés et dispositifs pour mesurer la dureté de matières Expired FR1472986A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR32072A FR1472986A (fr) 1965-09-21 1965-09-21 Procédés et dispositifs pour mesurer la dureté de matières

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR32072A FR1472986A (fr) 1965-09-21 1965-09-21 Procédés et dispositifs pour mesurer la dureté de matières

Publications (1)

Publication Number Publication Date
FR1472986A true FR1472986A (fr) 1967-03-17

Family

ID=8588736

Family Applications (1)

Application Number Title Priority Date Filing Date
FR32072A Expired FR1472986A (fr) 1965-09-21 1965-09-21 Procédés et dispositifs pour mesurer la dureté de matières

Country Status (1)

Country Link
FR (1) FR1472986A (fr)

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