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class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="wgi22j3" class="twoCol"><div id="pt7axz8" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<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>?濟南閥門電裝哪家好歡迎來電江蘇蘭閥通用設(shè)備供應(yīng)</p><div id="q8luk32" class="leftbox clearfix"><h1>濟南閥門電裝哪家好歡迎來電江蘇蘭閥通用設(shè)備供應(yīng)</h1><div id="b4pmoqk" class="proBig"><div id="3xproqx" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lanfatonyon/637408829405928363/1360640.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="dkrjqxz" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lanfatonyon/637408829405928363/1360640.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="eg2mol7" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>濟南閥門電裝哪家好,閥門</p><p><span>***更新：</span>2021-01-23 11:19:12</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="x7hjgnp" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">江蘇蘭閥通用設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>金</p><p><span>郵箱: </span>81768246@qq.com</p><p><span>電話: </span>13915001988</p><p><span>傳真: </span>0519_</p><p><span>網(wǎng)址: </span>http://www.lanfa.cn</p><p><span>手機: </span>0519-88610258</p><p><span>地址: </span>橫山橋鎮(zhèn)省莊村</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="biasjls" class="page-proshow02"><p class="title">詳細說明</p><div id="hwdacjv" class="box"><p><p style="text-indent:25px">閥門型號編排：閥門型號通常應(yīng)表示出閥門類型、驅(qū)動方式、連接形式、結(jié)構(gòu)特點、密封面材料、閥體材料和公稱壓力等要素。閥門型號的標準化對閥門的設(shè)計、選用、銷售提供了方便。當今閥門的類型和材料越來越多，閥門的型號編制也愈來愈復(fù)雜。我國雖有閥門型號編制的統(tǒng)一標準，但愈來愈不能適應(yīng)閥門工業(yè)發(fā)展的需要。目前，閥門制造廠一般采用統(tǒng)一編號方法；凡不能采用統(tǒng)一編號的方法，各制造廠均按自己的需要制訂編號方法。《閥門型號編制方法》適用于工業(yè)管道用閘閥、節(jié)流閥，濟南閥門電裝哪家好、球閥、蝶閥、隔膜閥、柱塞閥，濟南閥門電裝哪家好、旋塞閥、止回閥、安全閥、減壓閥，濟南閥門電裝哪家好、疏水閥。它包括閥門的型號編制和閥門的命名。填料壓蓋不允許歪斜或無預(yù)緊間隙。濟南閥門電裝哪家好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="濟南閥門電裝哪家好,閥門" src="https://tyunfile.71360.com/UploadFile/lanfatonyon/637408829405928363/1360640.png"></div><p style="text-indent:25px">安裝閥門的注意事項：1.閥門安裝方法錯誤。例如截止閥或止回閥水(汽)流向與標志相反，閥桿朝下安裝，水平安裝的止回閥采取垂直安裝，明桿閘閥或蝶閥手柄沒有開、閉空間，暗裝閥門的閥桿不朝向檢查門。后果：閥門失靈，開關(guān)檢修困難，閥桿朝下往往造成漏水。措施：嚴格按閥門安裝說明書進行安裝，明桿閘閥留足閥桿伸長開啟高度，蝶閥充分考慮手柄轉(zhuǎn)動空間，各種閥門桿不能低于水平位置，更不能向下。暗裝閥門不但要設(shè)置滿足閥門開閉需要的檢查門，同時閥桿應(yīng)朝向檢查門。2.安裝閥門的規(guī)格、型號不符合設(shè)計要求。例如閥門的公稱壓力小于系統(tǒng)試驗壓力；給水支管當管徑小于或等于50mm時采用閘閥；熱水采暖的干、立管采用截止閥；消防水泵吸水管采用蝶閥。后果：影響閥門正常開閉及調(diào)節(jié)阻力、壓力等功能。甚至造成系統(tǒng)運行中，閥門損壞被迫修理。措施：熟悉各類閥門的應(yīng)用范圍，按設(shè)計的要求選擇閥門的規(guī)格和型號。閥門的公稱壓力要滿足系統(tǒng)試驗壓力的要求。按施工規(guī)范要求：給水支管管徑小于或等于50mm應(yīng)采用截止閥；當管徑大于50mm應(yīng)采用閘閥。熱水采暖干、立控制閥應(yīng)采用閘閥，消防水泵吸水管不應(yīng)采用蝶閥。甌北礦用隔爆型閥門廠家電話檢查閥門有無損壞，螺紋閥門的螺紋是否端正和完整無缺。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="濟南閥門電裝哪家好,閥門" src="https://tyunfile.71360.com/UploadFile/lanfatonyon/637408829327022075/8070471.png"></div><p style="text-indent:25px">隔膜閥工作原理：隔膜閥啟閉件是一塊用軟質(zhì)材料制成的隔膜，它將閥體內(nèi)腔與閥蓋內(nèi)腔隔開。隔膜閥實際上不過是“鉗夾”的閥，一個彈性的，可擾的膜片，用螺椿連接在壓縮件上，壓縮件是由閥桿所操作而上下移動，當壓縮件上升，膜片就高舉，而造成通路，當壓縮件下降，膜片就壓在閥體堰上（假使為堰式閥）或壓在輪廓的底部（假使為直通式）。隔膜閥作用隔膜閥適用于開關(guān)及節(jié)流之用，隔膜閥的結(jié)構(gòu)簡單、流體阻力小、流通能力較同規(guī)格的其他類型閥大；無泄漏，能用于高粘度及有懸浮顆粒介質(zhì)的調(diào)節(jié)。隔膜把介質(zhì)與閥桿上腔隔離，所以沒有填料介質(zhì)也不會外漏。但是，由于隔膜和襯里材料的限制，耐壓性、耐溫性較差，一般只適用于1.6MPa公稱壓力和150℃以下。試壓方法隔膜閥強度試驗從任一端引入介質(zhì)，開啟閥瓣，另一端封閉，試驗壓力升至規(guī)定值后，看閥體和閥蓋無滲漏為合格。然后降壓至密封性試驗壓力，關(guān)閉閥瓣，打開另一端進行檢查，無滲漏為合格。</p><p style="text-indent:25px">閥門采購事項：閥門規(guī)格及類別，應(yīng)符合管道設(shè)計文件的要求。1、閥門的型號應(yīng)注明依據(jù)的國標編號要求。若是企業(yè)標準，應(yīng)注明型號的相關(guān)說明。2、閥門工作壓力，要求≥管道的工作壓力，在不影響價格的前提下，閥門可承受的工壓應(yīng)大于管道實際的工壓。3、閥門制造標準，應(yīng)說明依據(jù)的國標編號，若是企業(yè)標準，采購合同上應(yīng)附企業(yè)文件。閥門的性能檢測：1、閥門某一規(guī)格批量制造時，應(yīng)委托**性機構(gòu)進行以下性能的檢測：①閥門在工壓狀況下的啟閉力矩；②閥門在管道輸水狀況下的流阻系數(shù)的檢測。2、閥門在出廠前應(yīng)進行以下的檢測：①閥門在開啟狀況下，閥體應(yīng)承受閥門工壓值二倍的內(nèi)壓檢測；②閥門在關(guān)閉狀況下，兩側(cè)分別承受11倍閥門工壓值，無滲漏；但金屬密封的蝶閥，滲漏值亦不大于相關(guān)要求。閥門可以對這些變化進行連續(xù)或重復(fù)的操作。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="濟南閥門電裝哪家好,閥門" src="https://tyunfile.71360.com/UploadFile/lanfatonyon/637408829227775070/2697520.png"></div><p style="text-indent:25px">閥門注脂時的維護保養(yǎng)工作：在焊接前投產(chǎn)前以及投產(chǎn)后的閥門專業(yè)養(yǎng)護工作，為閥門服務(wù)于生產(chǎn)運營中起著至關(guān)重要的作用，正確和有序有效的維護保養(yǎng)會保護閥門，使閥門正常發(fā)揮功能并且延長閥門使用壽命。閥門養(yǎng)護工作看似簡單，其實不然。工作中常有被忽視的方面。閥門注脂時，常常忽視注脂量的問題。注脂加油后，操作人員選擇閥門和注脂聯(lián)結(jié)方式后，進行注脂作業(yè)。存在著二種情況：一方面注脂量少注脂不足，密封面因缺少潤滑劑而加快磨損。另一方面注脂過量，造成浪費。在于沒有根據(jù)閥門類型類別，對不同的閥門密封容量進行精確的計算?？梢砸蚤y門尺寸和類別算出密封容量，再合理的注入適量的潤滑脂。污水、雨水、冷凝水管不做閉水試驗便做隱蔽。無錫礦用隔爆型閥門廠家聯(lián)系方式</p><p style="text-indent:25px">如手輪丟失，應(yīng)及時配齊，而不能夠用活扳手代替。濟南閥門電裝哪家好</p><p style="text-indent:25px">關(guān)于各種閥門的特點：球閥球閥是由旋塞閥演變而來。它具有相同的旋轉(zhuǎn)90度提動作，不同的是旋塞體是球體，有圓形通孔或通道通過其軸線。球面和通道口的比例應(yīng)該是這樣的，即當球旋轉(zhuǎn)90度時，在進、出口處應(yīng)全部呈現(xiàn)球面，從而截斷流動。球閥只需要用旋轉(zhuǎn)90度的操作和很小的轉(zhuǎn)動力矩就能關(guān)閉嚴密。完全平等的閥體內(nèi)腔為介質(zhì)提供了阻力很小、直通的流道。通常認為球閥較適宜直接做開閉使用，但近來的發(fā)展已將球閥設(shè)計成使它具有節(jié)流和控制流量之用。球閥的主要特點是本身結(jié)構(gòu)緊湊，易于操作和維修，適用于水、溶劑、酸和天然氣等一般工作介質(zhì)，而且還適用于工作條件惡劣的介質(zhì)，如氧氣、過氧化氫、甲烷和乙烯等。球閥閥體可以是整體的，也可以是組合式的。濟南閥門電裝哪家好</p></p><br /><p>文章來源地址: 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