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Http://www.meidafm.com/1561.htm electric valve electric valve structure describes what is said electric valve electric valve electric actuator control valve in order to achieve the opening and closing of the valve. Can be divided into two parts, the upper half of the electric actuator, the lower half of the valve. Electric valve in two ways, a rotary electric valve: rotary electric actuator with the rotary valve, rotary control line fluid-off within 90 degrees of the valve; another straight stroke electric valve: straight stroke electric actuator with straight travel valve, the valve plate motion control line fluid off. Usually in a higher degree of automation equipment supporting the use of the valve horizontally adjustable accuracy. Recommended Website: vertical multistage pump www.shaishendy.com