Direct Operated 5 Way Sol. Valve

  • Direct Operated 5 Way Sol. Valve YVS

    Direct Operated 5 Way Sol. Valve YVS

    Trace the history of development, so far, both at home and abroad in principle can be divided into three categories (i.e., straight acting, step by step child guiding type), and from a disc structure and material of the difference between the different and in principle is divided into six branches small class (diaphragm structure, step by step of moving heavy piece of membrane structure, the structure, the forerunner in straight moving piston structure, step by step piston structure, the forerunner of moving piston structure).