在人工手动操作阀杆时，如果水路畅通，热水会排泄出来。
When the lever is operated, Hot water will discharge if the waterways are clear.
安装后，热水容器拥有者每年必须至少操作阀杆一次，以确保水路畅通。
Following installation, the valve lever MUST be operated AT LEAST ONCE A YEAR by the water heater owner to ensure that the waterways are clear.
压力的变化将精确定位阀杆总成，使得阀门实现所要求的启、闭或调节的操作。
Varying the amount of pressure accurately positions the stem assembly to open, close or modulate the valve as required.
用阀门的阀杆(5)对准适配器衬套或持论操作机构(3)镗孔。
Align adapter bushing or gear operator (3) bore with valve stem (5).
阀杆上的短梯形螺纹适用于快速启闭操作。
Stub acme thread on stem provides rapid open-close operation.
—使得阀杆具有操作空间，配置整体的旋转止动装置，用于隔热绝缘，面板安装，或较浅的水下应用。
Provide handle clearance, with the integrity of turning-stops, for insulating, panel-mounting, or shallow submerged applications.
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.
配备所需长度的阀杆延长件，可以对某个蝶阀进行远程操作。
Stem extensions can BE furnished to permit remote operation of butterfly valves in any required length.
阀杆密封填料可采用唇形结构，密封可靠、操作力矩小。
Valve rod seal packing can adopt lip shape structure, seal up dependable, Operates moment of force small.
阀杆加长件由带连接在阀门上的联轴节的钢管长度，连接在手轮上的联轴节，或其它类型的操作机构组成。
The Extension consists of a length of steel tube with a coupling on one end to attach to the valve, and a coupling on the other end to attach to a handwheel or some other type of operating device.
阀杆上的短梯形螺纹适用于快速启闭操作。
Apply pipe dope sparingly on pipe threads, never on valve threads.
形圈十方形圈密封压力装置、阀杆操作时绝对无泄漏；
Pressure responsive Viton packing seal arrangement; positive no slack stem action.
形圈十方形圈密封压力装置、阀杆操作时绝对无泄漏；
Pressure responsive Viton packing seal arrangement; positive no slack stem action.
应用推荐