This standard specifies the types and categories of hydraulic couplings, the effective diameter of the circulating circle and basic performance parameters. This standard is applicable to all kinds of hydraulic couplings used in metallurgy, mining, electric power, lifting transportation, engineering construction, shipbuilding, petroleum, chemical industry, light industry and building materials and other industries.
GB/T 5837-2008 history
2008GB/T 5837-2008 Fluid coupling.Types and basic specifications
1993GB/T 5837-1993 Fluid coupling. types and basic specifications