This document specifies the minimum requirements for textile-reinforced, smooth-bore rubber water-suction and discharge hoses and hose assemblies.
Three types of hoses and hose assemblies are specified according to their operating duty requirements, i.e. their ambient and water temperature ranges:
—?ambient temperatures:?25?°C to +70?°C;
—?water temperatures during operation: 0?°C to +70?°C.