Hydraulic systems operating under severe conditions.
All hydraulic systems, in particular when the presence of water is inevitable and the draining of water impossible. Miscellaneous devices calling for extreme-pressure properties.
Hydraulic systems operating under high temperation and pressure conditions. Hydraulic systems operating outdoors.
Hydraulic systems especially sensitive to the formation of deposits and/or operating in high temperature and pressure conditions. Bearings and miscellaneous equipment.
Hydraulic systems operating in high temperature and pressure conditions. Bearings and miscellaneous devices.