... check-valve pump 止回阀配流泵 pump check valve ball 止回阀球 pump check valve 泵止逆阀 ; 泵的止回阀 ...
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通过用漂浮的PP球更换标准球，重力球形止回阀可以改造为适用于空气或气体排气口。
Gravity ball check may be converted for air or gas venting by replacement of standard ball with floater PP ball.
首选应用是轴承结构，包括滚珠和轴套。还有，它也能用来做刀具、针形阀、球型止回阀、阀门基座、泵零件、球头螺栓、轴套、抗磨损纺织机械。
In addition, it should be considered for cutlery, needle valves, ball check valves, valve seats, pump parts, ball studs, bushings, and wear-resistant textile components.
整套浮筒开关带有大直径铜浮子，黄铜浮标和可调浮球止回阀。
The float switch assembly is complete with a large diameter copper float, brass float rod and adjustable float stops.
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