Fatigue strength

Strength and function tests for components of vehicles and permanent ways

• Task-specific test arrangements

• Dynamic forces up to 600 kN
• Static forces up to 4 MN

Bogie frame

EN 13749

• Dynamic forces up to 600 kN
• Static forces up to 4 MN

Load portal and freely selectable load force supports

Operation

Fatigue resistance and crack progression tests on wheels and shafts

Equipment

Prestressed bed with out-of-balance excitation

Testing conditions

• EN 13261 and EN 13262
• Rotational bending force (level and frequency depend on the object to be tested)

Operation

All types of side window

Equipment

Pressure chambers of different sizes

Testing conditions

• UIC 566
• Dynamic pressures up to 10 kPa
• Frequencies up to 10 Hz
• Sinusoidal and square-wave signal

Operation

Axle box

Equipment

Test bed shafts with diameters of 120 mm, 130 mm and 150 mm

Testing conditions

• EN 12082
• Speed up to 3,000 rpm (500 km/h)
• Axle load up to 27 t
• Headwind simulation at 20°C

Operation

Bodies

Equipment

Testing conditions

• EN 12663-1 and -2
• Static forces up to 2,000 kN
• Lift forces/stroke motions up to 400 mm

Operation

Rail vehicles, load securing

Equipment

Shunting test bed

Testing conditions

• EN 12663-1 and -2
• Vehicle speeds up to 15 km/h

Operation

Measurement of torques, pre-tensioning force and rotation angle

Calculation of friction coefficients

Equipment

• Task-specific test setups
• Screw connections M 8 to M 24, also special forms

Testing conditions

• DIN EN ISO 16047