1 hardness measurement in industry tassanai sanponpute head of hardness and torque laboratories...

Download 1 Hardness Measurement in Industry Tassanai Sanponpute Head of hardness and torque laboratories National Institute of Metrology (Thailand)

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  • Slide 1
  • 1 Hardness Measurement in Industry Tassanai Sanponpute Head of hardness and torque laboratories National Institute of Metrology (Thailand)
  • Slide 2
  • 2 Most products around us today, related to the measurement of hardness. What is Hardness ?
  • Slide 3
  • 3 Medicine tablet
  • Slide 4
  • 4 Hardness of coins Should be 70 HV to 95 HV
  • Slide 5
  • 5 Green sand mold
  • Slide 6
  • 6 Hardness of wood
  • Slide 7
  • 7 Welding parts Vickers hardness test
  • Slide 8
  • 8 Carburizing Part Increased surface hardness Increased wear resistance Increased fatigue/tensile strengths
  • Slide 9
  • 9 Carburizing Part Case hardness test Vickers hardness test
  • Slide 10
  • 10 Carburizing Part
  • Slide 11
  • 11 Gem and Mineral
  • Slide 12
  • 12 Mohs hardness test Mohs hardness standard Gem and Mineral
  • Slide 13
  • 13 Coating nano-hardness test
  • Slide 14
  • 14 Coating micro-hardness test -Micro-Vickers -Knoop hardness test
  • Slide 15
  • 15 Concrete Test The rebound is dependant upon the hardness of the surface under test, the harder the surface the higher the rebound and visa versa.
  • Slide 16
  • 16 Rubbers, Plastics
  • Slide 17
  • 17 Sheet metal and automobile
  • Slide 18
  • 18 Sheet metal and automobile Rockwell hardness test
  • Slide 19
  • 19 Massive and irremovable parts Portable hardness
  • Slide 20
  • 20 END Thank you for your kind attentions

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