valve disc

基本解释

Slamming of check valves is the result of failure of the valve disc to reach its closed position before the fluid flow reversal.
止回阀的撞击现象，是由于在流体倒流之前，阀门的阀瓣没有到达关闭位置造成的。
GTQ-type ventilation tube when the valve disc movement components, high sensitivity, action is complete, fire pumps ensure the seal .
GTQ型通气管的阀盘部件动作时，灵敏度高，动作完成后，保证密封。
To Clean: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs.
清洗：检查或更换磨损的阀瓣，断开控制管道的连接，采用钝工具和锤子敲击阀帽上的接片，然后旋松阀帽螺纹。