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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="q7vkgik" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wds2020/637316973643251953/273331.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3urov87" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>電磁閥費用,燃氣電磁閥</p><p><span>***更新：</span>2020-10-12 07:05:04</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="ml34gx7" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">中山市瓦達斯熱能設備技術有限公司</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: </span>0755-12345678</p><p><span>地址: </span>東鳳鎮(zhèn)民樂社區(qū)德友街8號二樓</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="velifrd" class="page-proshow02"><p class="title">詳細說明</p><div id="3cjgdfm" class="box"><p><p style="text-indent:25px">軟密封偏心蝶閥適用于通風除塵管路的雙向啟閉及調(diào)節(jié)，普遍用于冶金、輕工、電力，電磁閥費用、石油化工系統(tǒng)的煤氣管道及水道等。金屬對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，電磁閥費用，還可普遍用于石油、石化、化工，電磁閥費用、冶金、電力等領域，時閘閥、截止閥的良好替代產(chǎn)品。這種蝶閥的應用也是很普遍的，并且在多個行業(yè)都可以看到它的身影。蝶閥啟閉件是一個圓盤形的蝶板，在閥體內(nèi)繞其自身的軸線旋轉，從而達到啟閉或調(diào)節(jié)的目的。電磁閥費用</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電磁閥費用,燃氣電磁閥" src="https://tyunfile.71360.com/UploadFile/wds2020/637316973643251953/273331.png"></div><p style="text-indent:25px">減壓閥的運行操作：1.要避免存留臟物、雜物進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。投運前，一般都應進行水沖洗，滿足清潔要求后，后裝上減壓閥和過濾器濾芯，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)進入工作后，保障減壓系統(tǒng)的水流暢通與否，與設置在系統(tǒng)上的過濾器流通能力關系密切，如濾芯被雜物嚴重吸附，則會影響減壓閥的工作，為此必需對過濾器進行定期檢查，及時去除污穢。實踐表明這項工作2至3個月必須進行一次，有些可調(diào)式(彈簧式、薄膜式)減壓閥，其主閥或者導閥自身設置過濾器，同樣需要定期拆洗濾芯。對夾式自動蝶閥直銷公司有哪些減壓閥的構造類型很多，以往常見的有薄膜式、內(nèi)彈簧活塞式等。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電磁閥費用,燃氣電磁閥" src="https://tyunfile.71360.com/UploadFile/wds2020/637316974478916015/1961454.png"></div><p style="text-indent:25px">減壓閥在使用時應檢查屋頂水箱生活給水總管的蓄水高程是否滿足，如不滿足水箱出水口處會產(chǎn)生水旋，吸入空氣。排除這一故障可調(diào)整水箱內(nèi)液位控制器的低水位高程，經(jīng)驗表明一般低水位距出水口應不小于0.3m。也可反復開啟設置在分區(qū)、減壓系統(tǒng)兩側的壓力表放氣旋塞，把已進入管網(wǎng)內(nèi)的空氣徐徐排出。如采取上述措施后，在分區(qū)總管末梢以下的一些用水器還出現(xiàn)上述現(xiàn)象，可以在這些部位增設自動排氣裝置。減壓閥使用中，這一點是很重要的，一定要注意。</p><p style="text-indent:25px">減壓閥在修理拆裝減壓元件時，要謹慎細心，調(diào)換內(nèi)密封件；清理雜物時，應因勢利導，不要用金屬棒、硬梗撬閥的活動部位，使用木榔頭和木柄敲擊震動，慢慢拆卸閥內(nèi)部件。修理完畢后重新安裝時，一定要和閥門上的流向指示保持一致。如果需要將減壓閥安裝在熱水系統(tǒng)時，您必須在減壓閥和膨脹水箱之間安裝止回閥。這樣既可以讓膨脹水箱吸收由于熱膨脹而增加的水的體積，又可以防止熱水回流或壓力波動對減壓閥的影響，確保減壓閥長期正常工作。薄膜直接作用式減壓閥適用于中低壓、中小口徑的空氣、水介質(zhì)；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電磁閥費用,燃氣電磁閥" src="https://tyunfile.71360.com/UploadFile/wds2020/637316973818164062/818605.png"></div><p style="text-indent:25px">減壓閥在使用時注意：薄膜式減壓閥，適用于低壓、中壓、中小口徑的蒸汽或水等介質(zhì)；減壓閥進口壓力的波動應控制在進口壓力給定值的80%～105%，如超過該范圍，減壓前期的性能會受影響；通常減壓閥的閥后壓力應小于閥前壓力的0.5倍；減壓閥的每一檔彈簧只在一定的出口壓力范圍內(nèi)適用，超出范圍應更換彈簧；在介質(zhì)工作溫度比較高的場合，一般選用先導活塞式減壓閥或先導波紋管式減壓閥；介質(zhì)為空氣或水（液體）的場合，一般宜選用直接作用薄膜式減壓閥或先導薄膜式減壓閥；介質(zhì)為蒸汽的場合，宜選用先導活塞式或先導波紋管式減壓閥；為了操作、調(diào)整和維修的方便，減壓閥一般應安裝在水平管道上。減壓閥前后裝有壓力表，方便觀察閥前和閥后的壓力。電磁閥費用</p><p style="text-indent:25px">蝶閥修理時，要查看螺絲的強度和硬度是不是抵達消費廠的規(guī)則請求。電磁閥費用</p><p style="text-indent:25px">減壓閥是通過調(diào)節(jié)，將進口壓力減至某一需要的出口壓力，并依靠介質(zhì)本身的能量，使出口壓力自動保持穩(wěn)定的閥門。從流體力學的觀點看，減壓閥是一個局部阻力可以變化的節(jié)流元件，即通過改變節(jié)流面積，使流速及流體的動能改變，造成不同的壓力損失，從而達到減壓的目的。然后依靠控制與調(diào)節(jié)系統(tǒng)的調(diào)節(jié)，使閥后壓力的波動與彈簧力相平衡，使閥后壓力在一定的誤差范圍內(nèi)保持恒定。按結構形式可分為薄膜式、彈簧薄膜式、活塞式、杠桿式和波紋管式；按閥座數(shù)目可分為單座式和雙座式；按閥瓣的位置不同可分為正作用式和反作用式。電磁閥費用</p><p style="text-indent:25px">中山市瓦達斯熱能設備技術有限公司致力于機械及行業(yè)設備，以科技創(chuàng)新實現(xiàn)***管理的追求。公司自創(chuàng)立以來，投身于燒嘴，蝶閥，調(diào)壓閥，燃燒控制器，是機械及行業(yè)設備的主力軍。瓦達斯熱能致力于把技術上的創(chuàng)新展現(xiàn)成對用戶產(chǎn)品上的貼心，為用戶帶來良好體驗。瓦達斯熱能始終關注自身，在風云變化的時代，對自身的建設毫不懈怠，高度的專注與執(zhí)著使瓦達斯熱能在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1522953.html</p></div></div></div></div></div><div id="v8qul22" class="page-right twoColRt"><div id="s2czb8g" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="rgyac8e" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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