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.
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.
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。
应用推荐