The brake discs shall resist the stress originating from train operation in a way that the entire wear stock of the friction ring can be used up without undue cracking in accordance with DIN 27205 Part 3 or 4. Brake pads shall be asbestos free.
The brake discs shall resist the stress originating from train operation in a way that the entire wear stock of the friction ring can be used up without undue cracking in accordance with DIN 27205 Part 3 or 4. Brake pads shall be asbestos free.