免费可以看污片的软件
<cite id="zvdxf"><video id="zvdxf"><thead id="zvdxf"></thead></video></cite>
<var id="zvdxf"></var><cite id="zvdxf"><video id="zvdxf"><thead id="zvdxf"></thead></video></cite>
<ins id="zvdxf"><span id="zvdxf"></span></ins>
<cite id="zvdxf"><span id="zvdxf"></span></cite>
<cite id="zvdxf"><span id="zvdxf"></span></cite>
<var id="zvdxf"><video id="zvdxf"><thead id="zvdxf"></thead></video></var><cite id="zvdxf"><span id="zvdxf"><thead id="zvdxf"></thead></span></cite>
<cite id="zvdxf"></cite>
<cite id="zvdxf"><strike id="zvdxf"></strike></cite>
<var id="zvdxf"></var>
<ins id="zvdxf"></ins>
<var id="zvdxf"></var>
<cite id="zvdxf"></cite>
閥門分類
蝶閥
法蘭式蝶閥
閘閥
漿液閥
止回閥
 

H41H旋啟式止回閥

H41H旋啟式止回閥

產品名稱:H41H旋啟式止回閥

所屬類別:止回閥系列

型號: PN1.6-4.0MPa 

公稱壓力:PN1.0MPa~42.0MPa、Class150-2500

價格:根據產品理論而定

口徑: 不限,大小均可

產品說明:旋啟式止回閥又稱單向閥或逆止閥,其作用是防止管路中的介質倒流。啟閉件靠介質流動和力量自行開啟或關閉,以防止介質倒流的閥門叫止回閥。止回閥屬于自動閥類,主要用于介質單向流動的管道上,只允許介質向一個方向流動,以防止發生事故。本類閥門在管道中一般應當水平安裝。

免费可以看污片的软件
<cite id="zvdxf"><video id="zvdxf"><thead id="zvdxf"></thead></video></cite>
<var id="zvdxf"></var><cite id="zvdxf"><video id="zvdxf"><thead id="zvdxf"></thead></video></cite>
<ins id="zvdxf"><span id="zvdxf"></span></ins>
<cite id="zvdxf"><span id="zvdxf"></span></cite>
<cite id="zvdxf"><span id="zvdxf"></span></cite>
<var id="zvdxf"><video id="zvdxf"><thead id="zvdxf"></thead></video></var><cite id="zvdxf"><span id="zvdxf"><thead id="zvdxf"></thead></span></cite>
<cite id="zvdxf"></cite>
<cite id="zvdxf"><strike id="zvdxf"></strike></cite>
<var id="zvdxf"></var>
<ins id="zvdxf"></ins>
<var id="zvdxf"></var>
<cite id="zvdxf"></cite>