naSRPS EN 16452:2025

Railway applications - Braking - Brake blocks

Scope

This document specifies the requirements for the design, dimensions, performance, and testing of a brake block that acts on the wheel tread as part of a tread brake system.

NOTE In the scope of Commission Regulation (EU) N° 321/2013 (TSI WAG) the brake block is a friction element for wheel tread brakes.

This document does not cover cast iron brake block requirements.
This document is applicable to brake blocks of various friction level designed to be fitted to tread braked rail vehicles.
This document contains the requirements for interfacing the brake block with the rail vehicle, the testing procedures in order to confirm that it satisfies the basic safety and technical interchangeability requirements, the material control procedures to ensure product quality, reliability and conformity and considers health and environmental needs.

Related directives

NOTE: If the word "harmonized" (marked in green) is not found in the field with the name of the directive, it means that the European standard is not cited in the OJEU.