All pressure seal gate valves are available with a solid wedge. Specify figure number 55006.
所有压力密封闸阀都可以配置实心硬楔形闸板。订购时请指定型号55006。
Fluid pressure on one side of the gate presses it against the opposite seat with great force and improves the seal.
闸板压力侧的流体压力使另一侧的阀座受较大的力，提高了密封性。
To increase packing life and provide a superior seal, the gate edges are rounded.
为了延长密封填料的使用寿命，提供超级密封性能，闸板边缘是圆形的。
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