DF series monolithic multiple directional control valves

The DF 25 and 32 series monolithic multiple directional control valves are a new kind of product desighed optionally by our company based on the existent overseas and domestic similar products. The valve body is made of  vermicular praphite graphite cast iron with serial-parallel circuit. The valves can either be manually or hydraulically operated with spring return and ball locking modes. All working ports can be equipped with overload valve which may be regulated, sandwich structure and make up valves. Their positions can be flexibly combined as required by users. All ports are flange connected with several layout positions available for selection. Its features are high in pressure, large in flow rate, small in pressure loss, and fine in inching characteristics. It also has a complete set of additional valves, small in operating force, compact in structure, reliable in operation and easy in maintenance, suitable for hydraulic systems in large-medium-sized engineering machinery such as loaders, bulldozers and road rollers.