CompaLab
the institute that organises proficiency tests for laboratories
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About CompaLab
Our activities at CompaLab
Accreditation ISO/IEC 17043
Legal information
Policy GDPR
What is a proficiency testing (PTP) / interlaboratory comparison (ILC) ?
Description of an ILC / PTP
Why participate to an ILC / PT
Principles for CompaLab ILC
Conditions for participation
Use of results of ILC / PTP
Register to participate to a PTP
Proposed proficiency testing programs
Chemical analysis
12
Non alloyed steel
Low alloyed steel
High alloyed steel
Stainless steel
Copper alloy
Aluminium alloy
Ferromanganese
Ferrosilicon
Ferrochrome
Ferrovanadium
Ferro-titanium
ferro-niobium
Physical tests
14
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
ASTM A262 Pract.F intergranula
ISO 3651-2 Met.B intergranular
Determ. roughness parameters
Metallography Copper alloy
Pitting corrosion ASTM G48A
Tests on zinc coatings
2
Thickness zinc coating
Salt spray corrosion test
Tests on paints and paint coatings
16
Liquid paint
Thickness gloss colorimetry
Cross cut test
Pull-off test
Impact resistance test
Bending test
Pendulum damping
Cupping test
Salt spray corrosion test
SO2&moisture (Kesternich test)
Resist. water immersion
Resist. to humididity (1 face)
Resist. to humididity (2 faces
Resist. to UV exposure
Resistance to stone impacts
Resistance to a xenon lamp
Mechanical tests
33
Charpy low energy
Charpy medium energy
Charpy high energy
Charpy ASTM
Charpy low temperature
Charpy (KU2 - medium energy)
Charpy (KU8 - medium energy)
Hardness (low hardness)
Hardness (high hardness)
Low load HV hardness
Rockwell (Infrequent scales)
Tensile (participant machining
Tensile (CompaLab machining)
Tensile test ASTM
Tensile test flat steel
Tensile test stainless steel
Tensile test pipe
Tensile test wire
Tensile test wire rod
Tensile test aluminium
Fasteners
Tensile steel wire rope
Tensile test 500°C
Tensile test low temperature n
Bending test
Reverse bend test
Flattening test pipe
Stress controlled fatigue
Strain controlled fatigue
K1c non alloyed steel
J1c non alloyed steel
Geometry welded joint
Transverse tensile on weld
Steels for concrete
9
Cold rolled reinforcing steels
Hot rolled reinforcing steels
Shear test welded fabrics
Fatigue test reinforcing steel
Couplers for reinforcing
Tests prestressing steels
Relaxation test prestressing
Stress corrosion resistance
Deflected tensile test
Plastic materials
8
Hardness test
Tensile test
Flexion test
Density % ash % water
Calorimetric analysis (DSC)
Thermogravimetry (TG)
Thermomechanic analysis (TMA)
Infrared analysis (FTIR)
Admixtures for concrete
1
Admixtures for concrete
Sealants
2
Sealants
Ageing sealants
Proposed ILC, per method
Proposed ILC, per standard
Proposed ILC, per product
For participants only
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List of rolling marks on reinforcing steels
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