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日立HITACHI旋启式止回阀,葫芦牌升降式止回阀
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- 供货总量:780 台
- 发货期限:自买家付款之日起 3 天内发货
- 所在地:上海
日立HITACHI止回阀:日本日立HITACHI旋启式止回阀nclick="null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmousele*e)arg1.onmousele*e=null;return" result;}?="" style="margin: 0px; padding: 0px; color: rgb(102, 102, 102); font-family: 微软雅黑, Arial; white-space: normal; background-color: rgb(255, 255, 255); font-size: larger;">nclick="null;if(arg1.onmousemove)arg1.onmousemove=null;if(arg1.onmouseover)arg1.onmouseover=null;if(arg1.ondblclick)arg1.ondblclick=null;if(arg1.onmouseenter)arg1.onmouseenter=null;if(arg1.onmousele*e)arg1.onmousele*e=null;return" result;}?="" style="margin: 0px; padding: 0px; color: rgb(0, 0, 0);">是能自动阻止流体倒流的阀门。日本日立HITACHI旋启式止回阀的阀瓣在流体压力作用下开启,流体从进口侧流向出口侧。当进口侧压力低于出口侧时,阀瓣在流体压差、本身重力等因素作用下自动关闭以防止流体倒流。