久久不见久久见WWW免费,久久精品人人槡人妻人人玩AV,久久精品中文字幕第一页

    <center id="n28za"><em id="n28za"></em></center>

    1. <big id="n28za"><nobr id="n28za"></nobr></big>
          1. <th id="n28za"><option id="n28za"><wbr id="n28za"></wbr></option></th>

          2. <th id="n28za"><option id="n28za"></option></th>

          3. <tr id="n28za"><option id="n28za"></option></tr>
            您目前所在的位置:江蘇天一管業制造有限公司 >> 閥門 >> 渦輪式蝶閥

            渦輪式蝶閥

            [來源:原創] [作者:pp8848.com] [日期:12-12-12] [熱度:510]
            關鍵詞標簽:渦輪式蝶閥 閥門
            渦輪式蝶閥

            渦輪式蝶閥


            蝶閥又叫翻板閥,是一種結構簡單的調節閥,同時也可用于低壓管道介質的開關控制。蝶閥是指關閉件(閥瓣或蝶板)為圓盤,圍繞閥軸旋轉來達到開啟與關閉的一種閥,在管道上主要起切斷和節流作用。
            Butterfly valve is also called a flap valve, is a simple structure of the regulating valve, but also can be used for low pressure pipeline medium switch control. Butterfly valve is closed parts ( valve flap or disc for disc ), around the valve axis of rotation to achieve the open and close a valve, in the pipeline mainly as shut off and throttling effect.
             

            上一條產品:一體型球閥
            下一條產品:旋啟式止回閥
            分享到:
            久久不见久久见WWW免费,久久精品人人槡人妻人人玩AV,久久精品中文字幕第一页