NF F11-535-1/IN1:2011 Railway applications - Brake discs for railway rolling stock - Part 1 : brake discs pressed or shrunk onto the axle or drive shaft, dimensions and quality requirements.
2011NF F11-535-1/IN1:2011 Railway applications - Brake discs for railway rolling stock - Part 1 : brake discs pressed or shrunk onto the axle or drive shaft, dimensions and quality requirements.