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id="cn9gsoc" class="tigs"> 發(fā)信息做推廣就找產(chǎn)品網(wǎng)<br />企業(yè)電商信息綜合服務平臺 </span><div id="ohdhv3m" class="searchbox"><div id="ustzlwi" class="searchLt"><div id="anzlh8c" class="tabs"><a href="JavaScript:;" data-type="product" class="active">產(chǎn)品</a><a href="JavaScript:;" data-type="member" class="">公司</a><a href="JavaScript:;" data-type="article" class="">資訊</a><a href="JavaScript:;" data-type="exhibition" class="">展會</a></div><div id="twnekbc" class="clearfix searchWrap"><div id="7yr3b88" class="searchInput"><input type="text" name="keywords" placeholder="請輸入搜索關鍵詞" id="kd"><a href="javascript:void(0)" class="searchBtn" id="search">搜索</a></div></div></div></div></header><nav class="navbox"><div id="8lhdu8i" class="container"><ul><li id = "index_index"><a href="http://www.cdcfah.com/"><span>首頁</span></a></li><li id = "index_company"><a ><span>企業(yè)名錄</span></a></li><li id = "index_product"><a href="http://www.cdcfah.com/cp/"><span>產(chǎn)品供應</span></a></li><li id = 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src="https://tyunfile.71360.com/UploadFile/jingzhou/637279446653535156/9266606.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="thdpgxj" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279446653535156/9266606.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="nrypgxy" 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(chǎn)品關鍵詞：</span>氣動閘閥,閘閥</p><p><span>***更新：</span>2021-01-31 15:15:52</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="teieqrn" 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(wǎng)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="jhdu3ul" class="page-proshow02"><p class="title">詳細說明</p><div id="sv33r2o" class="box"><p><p style="text-indent:25px">氣動閘閥，借助壓縮空氣驅(qū)動的閥門，閘閥關閉時，密封面可以只依靠介質(zhì)壓力來密封，即依靠介質(zhì)壓力將閘板的密封面壓向另一側(cè)的閥座來保證密封面的密封，這就是自密封。大部分閘閥是采用強制密封的，即閥門關閉時，要依靠外力強行將閘板壓向閥座，以保證密封面的密封性。氣動閥采購時只明確規(guī)格，氣動閘閥、類別、工壓就滿足采購要求的作法，在當前市場經(jīng)濟環(huán)境里是不完善的。因為氣動閥制造廠家為了產(chǎn)品的競爭，各自均在氣動閥統(tǒng)一設計的構思下，進行不同的創(chuàng)新，形成了各自的企業(yè)標準及產(chǎn)品個性，氣動閘閥。因此在氣動閥采購時較詳盡的提出技術要求，與廠家協(xié)調(diào)取得共識，氣動閘閥，作為氣動閥采購合同的附件是十分必要的。比壓大小不但能夠影響電站閥門的密封性能，還對其壽命也會有很大影響。氣動閘閥</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="氣動閘閥,閘閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279446653535156/9266606.png"></div><p style="text-indent:25px">大部分的閘閥是采用強制密封的,也就是說當閥門關閉時，需要依靠外力強行將閘板壓向閥座,從而保證密封面的密封性。閘閥的閘板隨閥桿一起作直線運動的，叫升降桿閘閥亦叫明桿閘閥。通常在升降桿上有梯形螺紋，通過閥門頂端的螺母以及閥體上的導槽，將旋轉(zhuǎn)運動變?yōu)橹本€運動,也就是將操作轉(zhuǎn)矩變?yōu)椴僮魍屏?。開啟閥門時，當閘板提升高度等于閥門通徑的1：1倍時，流體的通道完全暢通，但在運行時，此位置是無法監(jiān)視的。實際使用時，是以閥桿的頂點作為標志，即開不動的位置，作為它的全開位置。為考慮溫度變化出現(xiàn)鎖死現(xiàn)象,通常在開到頂點位置上,再倒回1/2－1圈,作為全開閥門的位置。氣動閘閥電站閘閥結(jié)構優(yōu)勢：閥桿經(jīng)抗腐蝕性氮化處理，有良好的抗腐蝕性和抗擦傷性。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="氣動閘閥,閘閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279446582314453/4669798.png"></div><p style="text-indent:25px">高溫高壓電站閘閥結(jié)構優(yōu)勢： 1.采用壓力自緊式密封，閥體支管兩端為焊接連接。 2.閥坐、閥瓣密封面采用鈷基硬質(zhì)合金等離子噴焊而成，耐磨、抗擦傷性能好。 3.閥桿經(jīng)抗腐蝕性氮化處理，有良好的抗腐蝕性和抗擦傷性。高溫高壓電站閘閥相關標準： JBT 3595-2002電站閥門一般要求 JB/T 5263-2005 電站閥門鑄鋼件技術條件 JB/T 4018 電站閥門型號編制方法 DL 959-2005 電站鍋爐安全閥應用導則 DLT 531-1994電站高溫高壓截止閥閘閥技術條件 DLT 641-2005 電站閥門電動執(zhí)行機構 DLT 850-2004 電站配管 GB 10869 電站調(diào)節(jié)閥技術條件 GBT 10868-2005 電站減溫減壓閥</p><p style="text-indent:25px">美標閘閥適用于 ANSI Class150~2500、PN20~42、JIS10~20K，工作溫度 -29~425℃（碳鋼）及 -40~500℃（不銹鋼）的名種管路上，用于截斷或接通管路中的介質(zhì)。通過選用不同的材質(zhì)，美標碳鋼閘閥不銹鋼美標閘閥可適用于水、蒸汽、油品、硝酸、醋酸、強氧化性介質(zhì)及尿素等多種介質(zhì)。產(chǎn)品特點：產(chǎn)品設計制造符合國外先進標準要求，密封可靠，性能優(yōu)良。結(jié)構設計緊湊合理，造型美觀。采用楔式彈性閘板結(jié)構，中大口徑設置滾動軸承，啟閉輕松。閥體材料品種齊全，填料、墊片根據(jù)實際工況或用戶要求合理選配，可適用于各種壓力、溫度及介質(zhì)工況。采用國內(nèi)外多種配管法蘭標準及法蘭密封面型式，滿足各種工程需要及用戶要求。鉻鉬鋼閘閥采用柔性石墨填料、密封可靠，操作輕便靈活。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="氣動閘閥,閘閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279446415351562/7421830.png"></div><p style="text-indent:25px">閘板是閘閥中的重要部件，因此，為了使閘閥的作用得到有效發(fā)揮，就要高度重視它的密封性，并在制作或者維修等環(huán)節(jié)重視關鍵部件。在閘板運用的過程中，所受到的力主要來源于拉伸力與壓縮力，另外，還有流體所帶來的沖刷和沖擊。對于密封面來說，擠壓力以及摩擦力是其所受的壓力。而閘板的壓力是殘余應力和靜壓力，其中殘余應力是受制造因素的影響，靜壓力受閥座及液體的影響。由受力分析可知，多樣性和復雜性是閘板所具有的特性，在受到外界重負荷時，閘板就會出現(xiàn)損傷。同時，在眾所作用力的影響下，液體得到強化，進而腐蝕了閘板的密封體，降低了閘板的密封性，從而導致閘板出現(xiàn)損傷。電站閘閥也稱電站**閥門。廣州鉻鉬鋼ＷＣ６電站閥價格</p><p style="text-indent:25px">電站閘閥操作方便，開閉迅速，從全開到全關只要旋轉(zhuǎn)90度，便于遠距離的控制。氣動閘閥</p><p style="text-indent:25px">閘閥的啟閉件是閘板，閘板的運動方向與流體方向相垂直，閘閥只能作全開和全關, 不能作調(diào)節(jié)和節(jié)流。閘板有兩個密封面,常用的模式閘板閥的兩個密封面形成楔形、楔形角隨閥門參數(shù)而異,通常為50, 介質(zhì)溫度不高時為2°52'。楔式閘閥的閘板可以做成一個整體，叫做剛性閘板；也可以做成能產(chǎn)生微量變形的閘板,以改善其工藝性,彌補密封面角度在加工過程中產(chǎn)生的偏差,這種閘板叫做彈性閘板。閘閥的安裝維護注意事項： 1.手輪、手柄及傳動機構均不允許作起吊用，并嚴禁碰撞。 2. 雙閘板閘閥應垂直安裝（即閥桿處于垂直位置 , 手輪在頂部）。 3. 帶有旁通閥的閘閥在開啟前應先打開旁通閥（以平衡進出口的壓差及減小開啟力）。 4. 帶傳動機構的閘閥，按產(chǎn)品使用說明書的規(guī)定安裝。 5. 如果閥門經(jīng)常開關使用 , 每月至少潤滑一次。氣動閘閥</p><p style="text-indent:25px">浙江京州閥門制造有限公司致力于機械及行業(yè)設備，是一家生產(chǎn)型的公司。公司業(yè)務涵蓋刀閘閥，穿透式刀閘閥，礦漿閥，漿液閥等，價格合理，品質(zhì)有保證。公司從事機械及行業(yè)設備多年，有著創(chuàng)新的設計、強大的技術，還有一批**的專業(yè)化的隊伍，確保為客戶提供良好的產(chǎn)品及服務。浙江京州閥門憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務、眾多的成功案例積累起來的聲譽和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3097403.html</p></div></div></div></div></div><div id="xqpvtz8" class="page-right twoColRt"><div id="un8ijpg" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="irvw78u" 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="vzqma8v" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img 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