Hyva offers valves with single, and multi sections. The Multi-section are available with 2, 3, and 4 sections. These valves are available in several configurations and sizes, the working pressures are from 135 to 280 bar, the oil flows from 80 to 250 L/min. These valves are also available in several spool configurations where sections can be used for single or double acting cylinders. 完整描述