標(biāo)準(zhǔn)號：BS EN 856-1997
中文標(biāo)準(zhǔn)名稱：橡膠軟管和軟管組件.橡膠包覆螺旋形金屬絲增強的液壓用類型.規(guī)范
英文標(biāo)準(zhǔn)名稱：Rubber hoses and hose assemblies - Rubber-covered spiral wire reinforced hydraulic type - Specification
標(biāo)準(zhǔn)類型：G42
發(fā)布日期：1997/5/15 12:00:00
實施日期：1997/5/15 12:00:00
中國標(biāo)準(zhǔn)分類號：G42
國際標(biāo)準(zhǔn)分類號：23.100.40
適用范圍：This European Standard specifies requirements for four types of rubber covered spiral wire reinforced hydraulic hoses and hose assemblies of nominal bore from 6 to 51. 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 ℃ for types 4SP and 4SH and -40 ℃ to +120 ℃ for types R12 and R13; - water based fluids at temperatures ranging from -40 ℃ to +70 ℃. - water fluids 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.