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id="3hq3ee8" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448670810547/6992684.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="jvwm33u" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448670810547/6992684.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="egsdtoe" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>浙江省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產品關鍵詞：</span>四川ＷＣ6電站止回閥多少錢,止回閥</p><p><span>***更新：</span>2020-12-23 02:09:18</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="ylmiyzp" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">浙江京州閥門制造有限公司</a></p><p><span>聯(lián)系人：</span>張和榮</p><p><span>郵箱: </span>maggiez@jcs-valve.com</p><p><span>電話: </span>15888733099</p><p><span>傳真: </span>0577_67351896</p><p><span>網址: </span></p><p><span>手機: </span>0577-67359296</p><p><span>地址: </span>甌北街道五星工業(yè)區(qū)上玉路</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="vcnit33" class="page-proshow02"><p class="title">詳細說明</p><div id="awstjkf" class="box"><p><p style="text-indent:25px">蝶式止回閥的閥瓣呈圓盤狀，四川ＷＣ6電站止回閥多少錢，繞閥座通道的轉軸作旋轉運動，因閥內通道成流線型，流動阻力比升蝶式止回閥小，適用于低流速和流動不常變化的大口徑場合，但不宜用于脈動流，其密封性能不及升降式。蝶式止回閥分單瓣式、雙瓣式和多瓣式三種，這三種形式主要按閥門口徑來分，四川ＷＣ6電站止回閥多少錢，目的是為了防止介質停止流動或倒流時，減弱水力沖擊。管道式止回閥：閥瓣沿著閥體中心線滑動的閥門。管道式止回閥是新出現(xiàn)的一種閥門，四川ＷＣ6電站止回閥多少錢，它的體積小，重量較輕，加工工藝性好，是止回閥發(fā)展方向之一。但流體阻力系數(shù)比旋啟式止回閥略大。止回閥一般分為升降式、旋啟式、蝶式及隔膜式等幾種類型。四川ＷＣ6電站止回閥多少錢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川ＷＣ6電站止回閥多少錢,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448670810547/6992684.png"></div><p style="text-indent:25px">升降式止回閥：升降式止回閥的閥瓣坐落位于閥體上閥座密封面上。此閥門除了閥瓣可以自由地升降之外，其余部分如同截止閥一樣，流體壓力使閥瓣從閥座密封面上抬起，介質回流導致閥瓣回落到閥座上，并切斷流動。根據(jù)使用條件，閥瓣可以是全金屬結構，也可以是在閥瓣架上鑲嵌橡膠墊或橡膠環(huán)的形式。像截止閥一樣，流體通過升降式止回閥的通道也是狹窄的，因此通過升降式止回閥的壓力降比旋啟式止回閥大些，而且旋啟式止回閥的流量受到的限制很少。深圳ＷＣ6美標電站止回閥電站止回閥在管線中不要使止回閥承受重量，大型的止回閥應**支撐，使之不受管系產生的壓力的影響。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川ＷＣ6電站止回閥多少錢,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448559589844/9647506.png"></div><p style="text-indent:25px">升降式止回閥:閥瓣沿著閥體垂直中心線滑動的止回閥，內螺紋止回閥只能安裝在水平管道上，在高壓小口徑止回閥上閥瓣可采用圓球。蝶式止回閥的閥體形狀與截止閥一樣(可與截止閥通用)，因此它的流體阻力系數(shù)較大。其結構與截止閥相似，閥體和閥瓣與截止閥相同。閥瓣上部和閥蓋下部加工有導向套簡，閥瓣導向簡可在閥盞導向簡內自由升降，當介質順流時，閥瓣靠介質推力開啟，當介質停流時，閥瓣靠自垂降落在閥座上，起阻止介質逆流作用。直通式蝶式止回閥介質進出口通道方向與閥座通道方向垂直;立式升降式止回閥，其介質進出口通道方向與閥座通道方向相同，其流動阻力較直通式小。升降式止回閥:閥瓣圍繞閥座內的銷軸旋轉的止回閥。碟式止回閥結構簡單，只能安裝在水平管道上，密封性較好。升降式止回閥:閥瓣沿著閥體中心線滑動的閥門。管道式止回閥是新出現(xiàn)的一種閥門，它的體積小，重量較輕，加工工藝性好，是止回閥發(fā)展方向之一。但流體阻力系數(shù)比旋啟式止回閥略大。</p><p style="text-indent:25px">旋啟式止回閥安裝方法：旋啟式止回閥的閥瓣呈圓盤狀，繞閥座通道的轉軸作旋轉運動，因閥內通道成流線型，流動阻力比升降式止回閥小，適用于低流速和流動不常變化的大口徑場合，但不宜用于脈動流，其密封性能不及升降式。旋啟式止回閥分單瓣式、雙瓣式和多半式三種，這三種形式主要按閥門口徑來分，目的是為了防止介質停止流動或倒流時，減弱水力沖擊。升降式止回閥：閥瓣沿著閥體垂直中心線滑動的止回閥，升降式止回閥只能安裝在水平管道上，在高壓小口徑止回閥上閥瓣可采用圓球。升降式止回閥的閥體形狀與截止閥一樣（可與截止閥通用），因此它的流體阻力系數(shù)較大。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(fā)生事故。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川ＷＣ6電站止回閥多少錢,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448570732422/803817.png"></div><p style="text-indent:25px">為了確保止回閥的閥瓣每次都能到達閥座面的合適位置，閥瓣設計在鉸鏈機構，以便閥瓣具有足夠有旋啟空間，并使閥瓣真正的、各方面的與閥座接觸。閥瓣可以全部用金屬制成，也可以在金屬上鑲嵌皮革、橡膠、或者采用合成覆蓋面，這取決于使用性能的要求。旋啟式止回閥在完全打開的狀況，流體壓力幾乎不受阻礙，因此通過閥門的壓力降相對較小。升降式止回閥的閥瓣坐落位于閥體上閥座密封面上。此閥門除了閥瓣可以自由地升降之外，其余部分如同截止閥一樣，流體壓力使閥瓣從閥座密封面上抬起，介質回流導致閥瓣回落到閥座上，并切斷流動。根據(jù)使用條件，閥瓣可以是全金屬結構，也可以是在閥瓣架上鑲嵌橡膠墊或橡膠環(huán)的形式。像截止閥一樣，流體通過升降式止回閥的通道也是狹窄的，因此通過升降式止回閥的壓力降比旋啟式止回閥大些，而且旋啟式止回閥的流量受到的限制很少。電站止回閥安裝簡單，并且使用方便。四川ＷＣ6電站止回閥多少錢</p><p style="text-indent:25px">國標止回閥是指依靠介質本身流動而自動開、閉閥瓣，用來防止介質倒流的閥門，又稱逆止閥、和背壓閥。四川ＷＣ6電站止回閥多少錢</p><p style="text-indent:25px">焊接式電站止回閥用途：焊接連接的止回閥適用于公稱壓力PN20.0～32.0Mpa，工作溫度≤540℃(其中P(57)170V工作溫度為570℃)的石油、化工、水力、火力電站等各種工況的管路上，切斷或接通介質。適用介質為：水、油品、蒸汽等。焊接式電站止回閥結構特點： 1.產品設計制造按E101和JB/T3595-93標準的規(guī)定，結構合理，性能優(yōu)良，造型2.閥門中腔采用壓力自緊式密封結構，介質壓力越高,密封性能越好。 3.支管兩端為對焊連接，適應不同的接管要求。 4.閥瓣、閥座的密封面采用司太立（stellite）鈷基硬質合金堆焊而成，耐磨、耐高溫，抗擦傷性能好、使用壽命長。四川ＷＣ6電站止回閥多少錢</p><p style="text-indent:25px">浙江京州閥門制造有限公司總部位于甌北街道五星工業(yè)區(qū)上玉路，是一家閥門、泵、閥門配件制造、銷售／貨物與技術進出口。主營單向密封雙向密封刀閘閥、漿液閥、穿透式刀閘閥、礦漿閥，方閘門，電站閘閥、電站截止閥、電站止回閥。材質包含不銹鋼，碳鋼，球鐵，灰鐵，雙相鋼，鉻鉬鋼等。的公司。浙江京州閥門深耕行業(yè)多年，始終以客戶的需求為向導，為客戶提供***的刀閘閥，穿透式刀閘閥，礦漿閥，漿液閥。浙江京州閥門不斷開拓創(chuàng)新，追求出色，以技術為先導，以產品為平臺，以應用為重點，以服務為保證，不斷為客戶創(chuàng)造更高價值，提供更優(yōu)服務。浙江京州閥門始終關注機械及行業(yè)設備行業(yè)。滿足市場需求，提高產品價值，是我們前行的力量。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2518893.html</p></div></div></div></div></div><div id="x887pau" class="page-right twoColRt"><div id="3mxnidz" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="qijpzee" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應</p></a></div><div id="nvbw8r3" class="recomPic 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