偏心金属硬密封球阀已在一些新装置建设和老装置改造中取代了一部分闸阀而得到应用。
Now gate valves have been replaced by eccentric metal hard seal ball valves in the construction of some new unit and old unit revamping.
金属硬密封球阀除了具有防止误操作、防止阀杆飞出、设置驱动装置安装平台等结构特点外，还具有如下独特的特点。
Except for such features as wrong operation prevention, stem blow-out proof, mounting, pad provided, the metal to metal sealed ball valves made by WILLIAMSON possess the following unique features.
金属硬密封球阀的阀体、阀座、球体等金属零部件紧密接触，自然形成了静电通道。
Metal to metal sealed ball valve with its body seat, ball, other metal parts, and so forth, closely contact with each other, having naturally formed a static electricity passage.
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