标准号:BS EN 857-1997
中文标准名称:软管及软管部件.液压用的金属线编带增强的抗挤压类型.规范
英文标准名称:Rubber hoses and hose assemblies - Wire braid reinforced compact type for hydraulic applications - Specification
标准类型:G42;G33
发布日期:1997/5/15 12:00:00
实施日期:1997/5/15 12:00:00
中国标准分类号:G42;G33
国际标准分类号:23.100.40
适用范围:This European Standard specifies requirements for two types of wire braid reinforced compact hoses and hose assemblies of nominal bore from 6 to 25.
They are suitable for use with:
- hydraulic fluids in accordance with ISO 6743-4 with the exception of HFD R, HFD S and HFD T at temperatures ranging from -40 ℃ to +100 ℃;
- water based fluids at temperatures ranging from-40 ℃ to+70 ℃;
- water at temperatures ranging from 0 ℃ to +70 ℃.
The standard does not include requirements for end fittings. It is limited to the performance of hoses and hose assemblies.
NOTE 1. The hoses are not suitable for use with castor oil based nor ester based fluids.
NOTE 2. Hoses and hose assemblies should not be operated outside the limits of this standard.
NOTE 3. Requirements for hydraulic hoses for underground mining are standardized in separate standards.