To extend the life of the valve flap can be coated with stellite.
为了延长使用寿命,阀瓣可以涂上一层钨铬钴合金。
Meanwhile, the flap valve can be used to adjust weight, spring tension and the bottom outlet valve flap valve opening size to determine the pressure and open and close time.
同时,可以利用调整阀瓣的自重、弹簧的弹力以及阀瓣的底孔大小来确定阀门的开启压力和启闭时间。
But this time there is a stop block valve to prevent valve flap over top dead center and open.
而这时阀内有一个停止块来防止阀瓣超过上死点而打开。
At the same time, take a short trip valve flap design.