It also approach theoretically to change the conicalvalve gag into globe valve gag to raise the stability of the seal plate.
并在理论上探讨将锥形阀瓣改为球形阀瓣，提高密封面的稳定性。
2
Valve seat plate and the sealing surface for the oblique cone structure, in the oblique conical surface of valve plate welding temperature, corrosion resistant alloy material;
阀板与阀座的密封面为斜圆锥结构，在阀板斜圆锥表面堆焊耐温、耐蚀合金材料；
3
The shape of the valve plug can plug into a cylindrical or conical.