Tensile strength
Elongation
Heat treatment
Railway equipment
Dimensional tolerances
Inspection
Magnetic-particle flaw detection
Sampling methods
Grades (quality)
Testing conditions
Chemical composition
Machining tolerances
Railway vehicle components
Vehicle suspension systems
Vehicle components
Railway vehicles
Marking
Roughness (surface)
Proof stress
Axles
Steels
Impact strength
Sample location
Ultrasonic testing