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　　K23J-W系列是二位三通管接截止式换向阀。该阀结构合理，动作可靠，维修方便，尤其适用于较为恶劣的工作环境。分电控和气控两种。

　　K23J-W series is pipe fitting shut-off directional valves 3/2 way. Streamlined structure, reliable action easy of maintenance, and especially suited to tough work conditions.Two types: electrically controlled and pneumatical controlled.