Rubber hoses and hose assemblies - Wire braid reinforced compact type for hydraulic applications - Specification; German and English version prEN 857:2024

This document establishes comprehensive technical specifications for compact rubber hoses and hose assemblies reinforced with wire braiding, designed specifically for hydraulic applications. The scope covers requirements for materials, construction, dimensions, and performance criteria to ensure reliability under operational stress. It details methods for testing burst pressure, impulse resistance, and dimensional stability across various sizes and pressure ratings. The text addresses safety aspects related to fluid compatibility and environmental conditions, providing guidance for manufacturers and users in the fluid power industry. It serves as a harmonized reference for components utilized in mobile machinery, industrial equipment, and stationary hydraulic systems where high-pressure integrity is critical. The content encompasses definitions for hose types, minimum bend radii, and connection compatibility, ensuring uniformity in product design and manufacturing processes. It outlines acceptance criteria for visual inspection and non-destructive testing procedures to validate conformity. This specification aims to facilitate international trade by aligning technical requirements across member states through coordinated standardization efforts. It represents a collaborative update to existing guidelines, incorporating modern engineering practices and updated safety margins derived from recent field data and technological advancements.