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checkvalve

1、止回阀

中文名称：止回阀英文名称：CheckValve 止回阀又称单向阀或逆止阀，其作用是防止管路中的介质倒流。水泵吸水关的底阀也属于止回阀类。启闭件靠介质流动和力量自行开启或关闭，以防止介质倒流的阀门叫止回阀。止

2、单向阀

... checksample对照样品；空白试样 checkvalve单向阀；止逆阀 checkweighter重置自控仪；自动称 ...

ball checkvalve落球式止回阀

checkvalve cap止回阀盖

reverse checkvalve逆止阀

piston checkvalve活塞式止回阀

stop checkvalve切断式止回阀

lift checkvalve升降式止回阀

general checkvalve普通止回阀

chaplet checkvalve阻气单向阀

choker checkvalve阻气单向阀

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