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Mechanical properties (range: force F to 50 kN) PN-EN ISO 6892-1:2020-05, method B N
Mechanical properties: tensile strength Rm, elongation A, narrowing Z (range: force F to 50 kN) PN-EN ISO 6892-1:2020-05, method B A
Mechanical properties of fasteners: tensile strength Rm (range: force F to 50 kN) PN-EN ISO 898-1:2013-06, point 9.2
PN-EN ISO 6892-1:2020-05, method B
Vickers hardness [HV 0.3; HV 5; HV 10] PN-EN ISO 6507-1:2018-05 PN-EN ISO 6507-1:2018-05 A
Vickers hardness [HV 0.01 - HV 50] PN-EN ISO 6507-1:2018-05 N
The hardness of fasteners - Vickers method [HV 10] PN-EN ISO 898-1:2013-06, point 9.9
PN-EN ISO 6507-1:2018-05
The thickness of the carburized and hardened layers PN-EN ISO 2639:2005 N
Decarburization of fasteners PN-EN ISO 898-1:2013-06 point 9.10 N
Carburizing of fasteners PN-EN ISO 898-1:2013-06 point 9.11 N
Core hardness, surface hardness, and case-hardened depth heat treated tapping screws PN-EN ISO 2702:2023-06, point 6.1-6.5
PN-EN ISO 6507-1:2018-05
Core hardness, surface hardness, carburizing depth of screws with metric thread DIN 7500-1:2021-07, point 5.1, 5.2, 5.3,
PN-EN ISO 6507-1:2018-05,
PN-EN ISO 2639:2005
Corrosion resistance in neutral salt spray test (NSS) PN-EN ISO 9227:2023-02 A
Corrosion resistance PN-EN ISO 9227:2023-02 N
ASTM G85-19 N
The thickness of metal and oxide coatings PN-EN ISO 1463:2021-10 N
Chemical composition of the material PN-H-04045:1997 N
X-ray energy dispersion spectroscopy (EDX) N
Metallographic testing (microstructure, fiber arrangement, internal defects) Light microscopy N
Particle size by microscopic method ASTM E112-13 N
PN-EN ISO 643:2020-07 N
PN-84/H04507/01 N
Surface condition, damage, surface defects Light microscopy N
Examination of the topography of metallographic scrap, surface condition/defects, damage Scanning electron microscopy (SEM) N
Torque/Clamp force, determination of friction coefficient on fasteners (range: torque T to 200 Nm) PN-EN ISO 16047:2007 N
Torque tightening of fasteners with thread N
Resistance to temperature and humidity variations N
Dilatometry testing of metals and their alloys PN-H-04500:1968 N
A-method certified according to the scope of accreditation No AB 1615
N-method not certified - not meeting the requirements of PN-EN ISO 17025:2018-02