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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="o7tqnas" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/gscyhwz/637318945298496093/7120604.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="nhegyas" 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>甘肅省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>天祝球閥銷售廠家,球閥</p><p><span>***更新：</span>2020-12-16 03:13:09</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="dtlikm7" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">甘肅誠禹惠物資有限公司</a></p><p><span>聯(lián)系人：</span>楊和平</p><p><span>郵箱: </span>349134533@qq.com</p><p><span>電話: </span>18294448288</p><p><span>傳真: </span>0931_</p><p><span>網(wǎng)址: </span>http://www.gscyhwz.com</p><p><span>手機(jī): </span>0931-7840458</p><p><span>地址: </span>北濱河西路1226之27號(立達(dá)建材城A區(qū)11棟104室)</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="xgyv7rb" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="p3p79um" class="box"><p><p> <span style="font-size:16px;">浮動球閥適用于：化工，石油，天然氣，冶金，等行業(yè)及含硫化氫介質(zhì)，雜質(zhì)多，腐蝕嚴(yán)重的天然氣長輸管線。浮動球閥的主要結(jié)構(gòu)特點(diǎn)為：1.閥門設(shè)有開、關(guān)位置指示;2.鎖定裝置;3.閥桿防飛結(jié)構(gòu);4.防靜電裝置;5.防火結(jié)構(gòu);6.獨(dú)特閥座密封結(jié)構(gòu);7.中法蘭(閥體與左體連接部)無外漏結(jié)構(gòu)。球體有一個稱為固定球閥的固定軸球閥。固定球閥主要用于高壓大口徑。根據(jù)閥座密封圈的不同安裝情況，固定球閥可以有兩種結(jié)構(gòu)：密封在球體前面的閥座和密封在球體內(nèi)的閥座。球閥是生產(chǎn)生活中常用的閥門之一；主要用于食品，天祝球閥銷售廠家、化工、石油、電力等行業(yè)。球閥在管路中主</span><span style="font-size:16px;">要用來做切斷，天祝球閥銷售廠家、分配和改變介質(zhì)的流動方向，天祝球閥銷售廠家，它只需要用旋轉(zhuǎn)90度的操作和很小的轉(zhuǎn)動力矩就能關(guān)閉嚴(yán)密。</span> 在低溫（深冷）裝置和管路系統(tǒng)中也可選用球閥。天祝球閥銷售廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="天祝球閥銷售廠家,球閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637318945298496093/7120604.png"></div><p> <span style="font-size:16px;">球閥一般是即開即關(guān)使用，密封性也沒有針閥，膜片閥好！如果用在高壓易燃易爆氣體上，氣體流速太快，有一定的風(fēng)險系數(shù)，球閥通徑比較大，一般和口徑相同，所以截流比較小，通過性比較好！球閥按照操作原理一般分為手動，氣動，電動！我們實(shí)驗(yàn)室一般使用的手動比較多，捷銳目前有手動和氣動！按照結(jié)構(gòu)分:直通，多通，三片式，二片式，一體式。在我國，球閥被的應(yīng)用在石油煉制、長輸管線、化工、造紙、制藥、水利、電力、市政、鋼鐵等行業(yè)，在國民經(jīng)濟(jì)中占有舉足輕重的地位。它具有旋轉(zhuǎn)90度的動作，旋塞體為球體，有圓形通孔或通道通過其軸線。球閥在管路中主要用來做切斷、分配和改變介質(zhì)的流動方向，它只需要用旋轉(zhuǎn)90度的操作和很小的轉(zhuǎn)動力矩就能關(guān)閉嚴(yán)密。球閥適宜做開關(guān)、切斷閥使用。浮動球閥主要特點(diǎn)是球體無支撐軸，球體被兩閥座夾持其中呈“浮動”狀態(tài)，它在管道上主要用于切斷、分配和改變介質(zhì)流動方向。浮動球閥主要特點(diǎn)的閥座密封設(shè)計(jì)</span><span style="font-size:16px;">、可靠的倒密封閥封桿、防火靜電功能、自動泄壓和鎖定裝置等結(jié)構(gòu)特點(diǎn)。</span> 高臺球閥哪個好球閥結(jié)構(gòu)簡單，價格也較為低廉，維修費(fèi)用低且無需潤滑。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="天祝球閥銷售廠家,球閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637318945522392578/7763092.png"></div><p> <span style="font-size:16px;">球閥還具有良好的流量調(diào)節(jié)功能。優(yōu)點(diǎn)：①具有比較低的流阻（實(shí)際為0）；②因在工作時不會卡?。ㄔ跓o潤滑劑時），故能可靠地應(yīng)用于腐蝕性介質(zhì)和低沸點(diǎn)液體中；③在較大的壓力和溫度范圍內(nèi)，能實(shí)現(xiàn)完全密封；④可實(shí)現(xiàn)快速啟閉，某些結(jié)構(gòu)的啟閉時間*為，以保證能用于試驗(yàn)臺的自動化系統(tǒng)中。快速啟閉閥門時，操作無沖擊；⑤球形關(guān)閉件能在邊界位置上自動定位；⑥工作介質(zhì)在雙面上密封可靠；⑦在全開和全閉時，球體和閥座的密封面與介質(zhì)隔離，因此高速通過閥門的介質(zhì)不會引起密封面的侵蝕；⑧結(jié)構(gòu)緊湊、重量輕，可以認(rèn)為它是用于低溫介質(zhì)系統(tǒng)的合理的閥門結(jié)構(gòu)；⑨閥體對稱，尤其是焊接閥體結(jié)構(gòu)，能很好地承受來自管道的應(yīng)力；⑩關(guān)閉件能承受關(guān)閉時的高壓差。⑾全焊接閥體的球閥，可以直埋于地</span><span style="font-size:16px;">下，使閥門內(nèi)件不受浸蝕，比較高使用壽命可達(dá)30年，是石油、天然氣管線**理想的閥門。</span> </p><p> <span style="font-size:16px;">球閥是由旋塞閥演變而來的，它的啟閉件作為一個球體，利用球體繞閥桿的軸線旋轉(zhuǎn)90度實(shí)現(xiàn)開啟和關(guān)閉的目的。球閥在管道上主要用于切斷、分配和改變介質(zhì)流動方向，設(shè)計(jì)成V形開口的球閥還具有良好的流量調(diào)節(jié)功能。注脂密封式閥座可以增加密封性能，減小閥座的摩擦和磨損，延長使用壽命，并防止球閥在使用過程中，因閥座損壞或火災(zāi)而造成事故?？稍陂y座上增設(shè)一組注脂孔。注脂密封*起輔助密封作用或作為臨時應(yīng)急措施。雙推動式閥座是當(dāng)N室與控制壓力接通時，閥座與球體壓緊并保持密封。當(dāng)M室通控制壓力而N室向外界排出壓力時，閥座即后退，使之與球體脫離接觸，閥座與球體之間的磨損和摩擦以及操作轉(zhuǎn)矩更小，適合于高中壓大口徑球閥。組合式由彈簧組閥座與活塞式閥座組合而成。前者起主</span><span style="font-size:16px;">要密封作用，后者接通控制壓力，起輔助密封作用。</span> 適用范圍廣，通徑從小到幾毫米，大到幾米，從高真空至高壓力都可應(yīng)用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="天祝球閥銷售廠家,球閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637318945565927734/6240468.png"></div><p> <span style="font-size:16px;">球閥的主要功能是切斷或接通管道中的流體通道。球閥的工作原理是借助驅(qū)動裝置在閥桿上端施加一定的轉(zhuǎn)矩傳給球體，使其旋轉(zhuǎn)90°，完成開啟或關(guān)閉閥門的動作。球閥閥座的密封原理依其結(jié)構(gòu)而異，常用的閥座結(jié)構(gòu)可分為固定閥座浮動球體與浮動閥座固定球體兩大類。當(dāng)閥座固定球體浮動時，在流體壓力作用下球體在流體流動方向產(chǎn)生位移，使它與閥后閥座密封而更緊密地接觸，即在該密封面上的比壓增大，形成單面密封，同時，閥前閥座密封面上的比壓相應(yīng)減小，往往不保證密封。當(dāng)閥座浮動球體固定時，流體壓力不能使球體產(chǎn)生位移，而是閥座借助于彈簧或流體推力壓向球體，建立密封比壓。普通閥座的特點(diǎn)是在預(yù)緊力或流體壓力作用下閥座與球體壓緊，并使閥座材料產(chǎn)生彈塑性變形而達(dá)到密封，其密封效果取決于閥座在流體壓力或預(yù)緊力的作用下補(bǔ)償球體圓度和表面微觀不平度的能力。因此，閥座與球體之間必須具有足夠大的密封比壓。</span> 球閥的球體是固定的，受壓后不產(chǎn)生移動。高臺球閥哪個好</p><p style="text-indent:25px">按通道可分為直能式球閥、角式球閥和三通式球閥等。天祝球閥銷售廠家</p><p> <span style="font-size:14px;">球閥的優(yōu)點(diǎn)具有比較低的流阻（實(shí)際上為零）。因在工作時不會卡?。ㄔ跓o潤滑劑時），故能可靠地應(yīng)用與腐蝕性介質(zhì)和低沸點(diǎn)液體中。在較大地壓力和溫度范圍內(nèi)，能實(shí)現(xiàn)完全密封?？蓪?shí)現(xiàn)快速啟閉，某些結(jié)構(gòu)的啟閉時間*為，以保證能用于試驗(yàn)臺的自動化系統(tǒng)中。快速啟閉閥門時，操作無沖擊。球型關(guān)閉件能在位置上自動定位。工作介質(zhì)在雙面上密封可靠。在全開和全閉時，球體和閥座的密封面與介質(zhì)隔離，因此高速通過閥門的介質(zhì)不會引起密封面的侵蝕。結(jié)構(gòu)緊湊、重量輕，可以認(rèn)為它時用于低溫介質(zhì)系統(tǒng)的**合理的閥門結(jié)構(gòu)。閥體對稱，尤其時焊接閥體結(jié)構(gòu)，能很好地承受來自管道的應(yīng)力。關(guān)閉件能承受關(guān)閉時的高壓差。全焊接閥體的球閥，可以直埋于地下，使閥門內(nèi)件不受侵蝕，比較高使用壽命可達(dá)30年，是石油、天然</span><span style="font-size:14px;">氣管線**理想的閥門。</span> 天祝球閥銷售廠家</p><p style="text-indent:25px">甘肅誠禹惠物資有限公司致力于機(jī)械及行業(yè)設(shè)備，以科技創(chuàng)新實(shí)現(xiàn)***管理的追求。公司自創(chuàng)立以來，投身于誠禹惠閥門，球閥批發(fā)，閥門批發(fā)，蝶閥批發(fā)，是機(jī)械及行業(yè)設(shè)備的主力軍。甘肅誠禹惠物資致力于把技術(shù)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(yàn)。甘肅誠禹惠物資始終關(guān)注機(jī)械及行業(yè)設(shè)備市場，以敏銳的市場洞察力，實(shí)現(xiàn)與客戶的成長共贏。</p></p><br /><p>文章來源地址: 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