Standards: Testing of metals

Gradus a.s. carryout the following tests:

Corrosion test in neutral salt spray by NSS, AASS, CASS method and evaluation of the surface after testing (according to ČSN EN ISO 9227, evaluation acc.to ČSN EN ISO 10289 or ČSN EN ISO 4628)
Corrosion test for the determination of resistance to humidity in condensation-water atmospheres with evaluation of surface after testing (acc. to ČSN EN ISO 6270-2, evaluation acc. to ČSN EN ISO 10289 or ČSN EN ISO 4628)
Corrosion test for the determination of resistance to humidity containing sulfur dioxide (acc. to EN ISO 3231, EN ISO 6988, DIN 50018 KFW 1.0S, 2.0S)
Combined corrosion test in neutral salt spray and resistance to humidity in condensation-water atmospheres by NSS, AASS, CASS method- car manufacturers standards (podle ČSN EN ISO 9227 a ČSN EN ISO 6270-2, Evaluation acc. to ČSN EN ISO 10289 or ČSN EN ISO 4628)
ČSN EN ISO 2409 Cross Cut test – Grid test
ČSN ISO 2819, 2.12 Test of Adhesion by thermal shock – Heat shock adhesion test
ČSN EN ISO 4628 Evaluation of paint degradation. Classification of the amount and size of defects and the intensity of individual appearance changes
Liquid resistance test
Damp heat cyclic test (PV 1200:2003, PV 2005-A:2000, ČSN EN ISO 17872)
Climate corrosion change test (Combined cycle test) (PV 1209:2010)
Determination of film hardness by pencil test ČSN EN ISO 15184
Pressure Washer Test (PV 1503A:2008, DIN 55662:2008) (ČSN -EN ISO 6270-2, ISO 16925:2014) ISO 20653, specification 9K (IPX9)
Environmental test -Cold (ČSN EN 60068-2-1 ed.2)
Determination of stone-chip resistance of coatings (Multi-impact testing) (ČSN EN ISO 20567-1)
VW PV 1210 Car body parts and vehicle mounted parts – Corrosion test (cyclic test).