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CompaLab

CompaLab

The institute that organises proficiency tests for laboratories

What is CompaLab ?

  • What is CompaLab doing
  • Accreditation ISO/IEC 17043
  • Legal information

What is an ILC/PTP (proficiency testing) ?

  • What is an ILC / PTP ?
  • Why participate to an ILC / PT
  • Principles for CompaLab ILC
  • Conditions for participation
  • Use of results of ILC / PTP

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Proposed proficiency testing programs

  • Chemical analysis 10
    • Non alloyed steel
    • Low alloyed steel
    • High alloyed steel
    • Stainless steel
    • Copper alloy
    • Aluminium alloy
    • Ferromanganese
    • Ferrosilicon
    • Ferrochrome
    • Ferrovanadium
  • Physical tests 11
    • Metallography nonalloyed steel
    • Metallography stainless steel
    • Graphite cast irons
    • Decarburation depth
    • Case hardening depth
    • Jominy hardenability test
    • Streicher intergranular corros
    • Huey intergranular corrosion
    • Strauss intergranular corrosio
    • ISO 3651-2 Met.B intergranular
    • Determ. roughness parameters
  • Tests on zinc coatings 3
    • Thickness zinc coating
    • Salt spray corrosion test
    • SO2&moisture (Kesternich test)
  • Tests on paints and paint coatings 8
    • Liquid paint
    • Thickness gloss colorimetry
    • Cross cut test
    • Pull-off test
    • Cupping test
    • Salt spray corrosion test
    • SO2&moisture (Kesternich test)
    • Resist. water immersion
  • Mechanical tests 23
    • Charpy low energy
    • Charpy medium energy
    • Charpy high energy
    • Charpy ASTM
    • Charpy low temperature
    • Hardness (low hardness)
    • Hardness (high hardness)
    • Low load HV hardness
    • Tensile test machined piece
    • Tensile test ASTM
    • Tensile test flat steel
    • Tensile test stainless steel
    • Tensile test pipe
    • Tensile test wire rod
    • Fasteners
    • Tensile test 500°C
    • Bending test
    • Reverse bend test
    • Flattening test pipe
    • Fatigue test
    • K1c non alloyed steel
    • Geometry welded joint
    • Transverse tensile on weld
  • Steels for concrete 4
    • Cold rolled reinforcing steels
    • Hot rolled reinforcing steels
    • Shear test welded fabrics
    • Fatigue test reinforcing steel

For participants to ILC only

List of rolling marks on reinforcing steels

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Mechanical tests

Please find here after the presentations of the interlaboratory comparisons concerning mechanical tests, including properties submitted to comparison, products, dimensions of samples, statistical methods used:

  • Charpy impact pendulum test at ambient temperature (low energy)
  • Charpy impact pendulum test at ambient temperature (medium energy)
  • Charpy impact pendulum test at ambient temperature (high energy)
  • Charpy impact pendulum test at ambient temperature (ASTM medium energy)
  • Charpy impact pendulum test at -50°C of a non alloyed steel
  • Brinell, Vickers und Rockwell hardness tests of a metal (low hardness)
  • Brinell, Vickers und Rockwell hardness tests of a metal (high hardness)
  • Low load Vickers hardness tests
  • Tensile test on machined steel test piece
  • Tensile test on machined steel test piece (ASTM)
  • Tensile test on flat steel
  • Tensile test on austenitic stainless steel
  • Tensile test of a pipe
  • Tensile test of a wire rod
  • Determination of mechanical properties of fasteners made of steel
  • Tensile test at 500°C on non alloyed steel bar
  • Bending test of a metallic piece
  • Reverse bend test on strips
  • Flattening test of a metallic pipe
  • Axial fatigue test on steel
  • Determination of K1c on non alloyed steel
  • Geometry of welded joint
  • Transverse tensile test on welded joints