螺纹阀盖 screw bonnet ; screw hood
螺纹阀帽 screw cap
外螺纹阀杆及阀轭 outside screw and yoke ; Y ; outside screwyoke
内螺纹阀杆 Inside screw ; IS inside screw stem
外螺纹阀 external thread valve ; external superheater thread valve
螺纹阀门 Thread ; Box thread valve
外螺纹阀盖 Screw-in Bonnet
下螺纹阀杆截止阀 Inside screw stem stop valve
上螺纹阀杆截止阀 Outside screw stem stop valve
内螺纹和带螺纹阀盖 NPT and Screwed bonnet
我们的螺栓阀盖结构使得拆卸简单化，维护容易。例如，我们独特的螺纹阀座环易于接近进行维修或更换。
Our bolted bonnet design is simple to disassemble, easy to maintain. For example, our unique threaded seat rings are easily accessible for repair or replacement.
当上阀杆沿着它的螺纹上下运动时，通过机械连接带着下阀杆一起运动。
When the upper stem rides up and down on its threads it now moves the lower stem by a mechanical connection.
将旋钮压下，顺时针旋转一整圈，使其完全嵌入到阀杆轮箍的螺纹里。
Press down on knob and turn clockwise one full turn to properly engage threads on stem boss.
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