DIN EN ISO 3949-2021 塑料软管和软管组合件. 液压用织物增强型. 规格(ISO 3949-2020, 修正版本2020-12); 德文版本EN ISO 3949-2020
Plastics hoses and hose assemblies - Textile-reinforced types for hydraulic applications - Specification (ISO 3949:2020, Corrected version 2020-12); German version EN ISO 3949:2020
This document specifies requirements for three types of textile-reinforced thermoplastics hoses and hose assemblies of nominal size from 3,2 to 25. Each type is divided into two classes dependent on electrical conductivity requirements. They are suitable for use with: - oil-based