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class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="sagfbhd" class="twoCol"><div id="h3xoozv" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_huagong/">化工</a>?<a href="http://www.cdcfah.com/cp/second-huagong_famenmp/">閥門</a>?<a href="http://www.cdcfah.com/cp/third-famenmp_llkzftm/">流量控制閥</a>?比例閥生產(chǎn)廠家哪家好歡迎咨詢中山市瓦達(dá)斯熱能設(shè)備供應(yīng)</p><div id="rjawx8i" class="leftbox clearfix"><h1>比例閥生產(chǎn)廠家哪家好歡迎咨詢中山市瓦達(dá)斯熱能設(shè)備供應(yīng)</h1><div id="r23ygwx" class="proBig"><div id="3kiz8ok" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wds2020/637316973790292968/426906.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="mek8dgm" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wds2020/637316973790292968/426906.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="knt38qc" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>比例閥生產(chǎn)廠家哪家好,燃?xì)怆姶砰y</p><p><span>***更新：</span>2020-12-24 10:13:23</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="q7oul3h" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">中山市瓦達(dá)斯熱能設(shè)備技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>王小龍</p><p><span>郵箱: </span>857523811@qq.com</p><p><span>電話: </span>18576205579</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span>http://www.gdwadasi.com</p><p><span>手機(jī): </span>0755-12345678</p><p><span>地址: </span>東鳳鎮(zhèn)民樂(lè)社區(qū)德友街8號(hào)二樓</p><p>[當(dāng)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="yqcyklm" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="ivwst3e" class="box"><p><p style="text-indent:25px">蝶閥的結(jié)構(gòu)長(zhǎng)度和總體高度較小，開(kāi)啟和關(guān)閉速度較快，且具有良好的流體控制特性。蝶閥的結(jié)構(gòu)原理適合于制作大口徑閥門。當(dāng)要求蝶閥作控制流量使用時(shí)，重要的是正確選擇蝶閥的規(guī)格和類型，使之能恰當(dāng)?shù)?、有效地工作。通常，在?jié)流，比例閥生產(chǎn)廠家哪家好、調(diào)節(jié)控制與泥漿介質(zhì)中，比例閥生產(chǎn)廠家哪家好，要求結(jié)構(gòu)長(zhǎng)度短、啟閉速度快、低壓截止(壓差小)，比例閥生產(chǎn)廠家哪家好，推薦選用蝶閥。在雙位調(diào)節(jié)、縮徑的通道、低噪聲、有氣穴和汽化現(xiàn)象、向大氣少量滲漏、具有磨蝕性介質(zhì)時(shí)，可選用蝶閥。在特殊工況條件下節(jié)流調(diào)節(jié)，或要求密封嚴(yán)格、磨損嚴(yán)重、低溫(深冷)等工況條件下。蝶閥啟閉時(shí)閥桿只作旋轉(zhuǎn)運(yùn)動(dòng)而不作升降運(yùn)行。比例閥生產(chǎn)廠家哪家好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="比例閥生產(chǎn)廠家哪家好,燃?xì)怆姶砰y" src="https://tyunfile.71360.com/UploadFile/wds2020/637316973790292968/426906.png"></div><p style="text-indent:25px">加強(qiáng)減壓閥保障系統(tǒng)的管理巡視，要注意觀察減壓閥本身的工作動(dòng)態(tài)。閥前、閥后壓力數(shù)值接近，表明減壓閥本身已存在故障。即活塞式減壓閥的閥芯與閥體間的平面密封橡膠件損壞；薄膜式可調(diào)型減壓閥主閥膜片有裂痕和O型圈損壞，及導(dǎo)閥連通管堵塞，造成減壓閥減壓作用削弱或者失效。這對(duì)分區(qū)管網(wǎng)危害極大，特別是許多用水設(shè)備可能因超壓力而出現(xiàn)爆管，必須及時(shí)修復(fù)。比例式(活塞型)減壓閥閥體上的透吸氣小孔如出現(xiàn)滴漏不止，表明閥芯上幾檔O型密封圈已經(jīng)磨損，要更換密封件。比例閥生產(chǎn)廠家哪家好蝶閥的構(gòu)造原理特別合適制造大口徑閥門。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="比例閥生產(chǎn)廠家哪家好,燃?xì)怆姶砰y" src="https://tyunfile.71360.com/UploadFile/wds2020/637316973754472656/5513765.png"></div><p style="text-indent:25px">蝶閥施工、安裝要點(diǎn)：安裝位置、高度、進(jìn)出口方向有必要契合規(guī)劃要求，注意介質(zhì)活動(dòng)的方向應(yīng)與閥體所標(biāo)箭頭方向一致，連接應(yīng)結(jié)實(shí)緊密。閥門安裝前有必要進(jìn)行外觀檢查，閥門的銘牌應(yīng)契合現(xiàn)行標(biāo)準(zhǔn)《通用閥門標(biāo)志》GB12220的規(guī)定。關(guān)于工作壓力大于1.0MPa及在主干管上起到切斷作用的閥門，安裝前應(yīng)進(jìn)行強(qiáng)度和緊密性能實(shí)驗(yàn)，合格后方準(zhǔn)使用。強(qiáng)度實(shí)驗(yàn)時(shí)，實(shí)驗(yàn)壓力為公稱壓力的1.5倍，持續(xù)時(shí)刻不少于5min，閥門殼體、填料應(yīng)無(wú)滲漏為合格。緊密性實(shí)驗(yàn)時(shí)，實(shí)驗(yàn)壓力為公稱壓力的1.1倍；實(shí)驗(yàn)持續(xù)的時(shí)刻契合GB50243的。</p><p style="text-indent:25px">減壓閥的運(yùn)行操作：1.要避免存留臟物、雜物進(jìn)入減壓閥減壓保障系統(tǒng)。新建或者改造工程的減壓系統(tǒng)管網(wǎng)，很可能遺留沙粒、麻絲、雜物。投運(yùn)前，一般都應(yīng)進(jìn)行水沖洗，滿足清潔要求后，后裝上減壓閥和過(guò)濾器濾芯，這樣才能避免雜物流入減壓閥，杜絕減壓閥卡芯現(xiàn)象。在系統(tǒng)進(jìn)入工作后，保障減壓系統(tǒng)的水流暢通與否，與設(shè)置在系統(tǒng)上的過(guò)濾器流通能力關(guān)系密切，如濾芯被雜物嚴(yán)重吸附，則會(huì)影響減壓閥的工作，為此必需對(duì)過(guò)濾器進(jìn)行定期檢查，及時(shí)去除污穢。實(shí)踐表明這項(xiàng)工作2至3個(gè)月必須進(jìn)行一次，有些可調(diào)式(彈簧式、薄膜式)減壓閥，其主閥或者導(dǎo)閥自身設(shè)置過(guò)濾器，同樣需要定期拆洗濾芯。蝶閥有缺點(diǎn)指示亮、漏油等異?，F(xiàn)象發(fā)作，要及時(shí)的停止查看。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="比例閥生產(chǎn)廠家哪家好,燃?xì)怆姶砰y" src="https://tyunfile.71360.com/UploadFile/wds2020/637316973872558593/4207129.png"></div><p style="text-indent:25px">軟密封偏心蝶閥適用于通風(fēng)除塵管路的雙向啟閉及調(diào)節(jié)，普遍用于冶金、輕工、電力、石油化工系統(tǒng)的煤氣管道及水道等。金屬對(duì)金屬線密封雙偏心蝶閥適用于城市供熱、供氣、供水等煤氣、油品、酸堿等管路，作為調(diào)節(jié)和節(jié)流裝置。金屬對(duì)金屬面密封三偏心蝶閥除作為大型變壓吸附（PSA）氣體分離裝置程序控制閥使用外，還可普遍用于石油、石化、化工、冶金、電力等領(lǐng)域，時(shí)閘閥、截止閥的良好替代產(chǎn)品。這種蝶閥的應(yīng)用也是很普遍的，并且在多個(gè)行業(yè)都可以看到它的身影。蝶閥初度運(yùn)轉(zhuǎn)時(shí)，要供認(rèn)電動(dòng)機(jī)滾動(dòng)的方向是不是精確。比例閥生產(chǎn)廠家哪家好</p><p style="text-indent:25px">金屬密封蝶閥產(chǎn)品不適合裝置于管路結(jié)尾。比例閥生產(chǎn)廠家哪家好</p><p style="text-indent:25px">檢查比例式減壓閥的安裝位置。高層內(nèi)減壓閥設(shè)計(jì)安裝的位置不妥，會(huì)出現(xiàn)減壓閥閥后壓力忽高忽低，管網(wǎng)壓力嚴(yán)重偏離允許范圍，伴隨毀壞淋浴器，水管爆裂和損壞用戶水表等事故發(fā)生；有時(shí)也會(huì)水流不暢，分區(qū)內(nèi)出現(xiàn)無(wú)規(guī)律的斷水現(xiàn)象，影響用戶用水。出現(xiàn)類似事故，檢查整個(gè)減壓閥減壓分區(qū)給水系統(tǒng)，無(wú)疑點(diǎn)可找；拆卸減壓閥過(guò)濾器等元件并無(wú)異常；有些物業(yè)管理單位甚至懷疑減壓閥的技術(shù)性能，多次調(diào)換新的減壓閥，也不能解決問(wèn)題。這時(shí)可從檢查比例減壓閥設(shè)計(jì)安裝位置是否合理著手，認(rèn)真檢查管網(wǎng)系統(tǒng)是否存在等位倒虹管現(xiàn)象，即分區(qū)的輸出管路標(biāo)高相近。此類情況在主、副樓同一屋頂水箱，下給水供水系統(tǒng)中很容易出現(xiàn)。發(fā)現(xiàn)這些問(wèn)題，可以考慮把比例減壓閥安裝位置提高一個(gè)層面(不能提得太高，必須顧全分區(qū)內(nèi)用水設(shè)備的承壓規(guī)范要求)；也可在主、副樓內(nèi)，分設(shè)兩組**的比例減壓閥給水系統(tǒng)。比例閥生產(chǎn)廠家哪家好</p><p style="text-indent:25px">中山市瓦達(dá)斯熱能設(shè)備技術(shù)有限公司致力于機(jī)械及行業(yè)設(shè)備，是一家貿(mào)易型的公司。公司業(yè)務(wù)涵蓋燒嘴，蝶閥，調(diào)壓閥，燃燒控制器等，價(jià)格合理，品質(zhì)有保證。公司秉持誠(chéng)信為本的經(jīng)營(yíng)理念，在機(jī)械及行業(yè)設(shè)備深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢(shì)，打造機(jī)械及行業(yè)設(shè)備良好品牌。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅(jiān)實(shí)有力的支持。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2543681.html</p></div></div></div></div></div><div id="wdplmso" class="page-right twoColRt"><div id="ycd3ucd" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="k3i3nou" 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(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 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