Road vehicles; Brake hose assemblies for hydraulic braking systems used with a non-petroleum-base hydraulic fluid

This technical specification establishes the fundamental requirements and test methods for hose assemblies utilized in hydraulic braking systems of road vehicles that operate with non-petroleum based hydraulic fluids. As automotive engineering evolves towards alternative fluid formulations, maintaining the integrity of braking components is paramount for vehicle safety and reliability. The document outlines the design criteria, performance limits, and quality assurance procedures necessary to ensure these flexible conduit components can withstand the operational stresses encountered during vehicle use. It defines the minimum standards for material compatibility, burst pressure, impulse fatigue, and dimensional stability when exposed to specific non-mineral fluids. By adhering to these guidelines, manufacturers and suppliers can verify that their products meet the rigorous demands of modern braking architectures. The scope covers the essential characteristics required for the hoses to function effectively within the hydraulic circuit without degradation or failure, ensuring consistent braking performance across various environmental conditions. This framework supports the development of safe and durable hydraulic systems by providing a unified approach to component evaluation.