中衛(wèi)焊接球閥報價甘肅誠禹惠物資供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="球閥的工作原理：A、開啟過程1在關(guān)閉位置，球體受閥桿的機械施壓作用，緊壓在閥座上，中衛(wèi)焊接球閥報價。2當(dāng)逆時針轉(zhuǎn)動手輪時，閥桿則反向運動，中衛(wèi)焊接球閥報價，其底部角形平面使球體脫開閥座。3閥桿繼續(xù)提升，并與閥桿螺旋槽內(nèi)的導(dǎo)銷相互作用，使球體"><meta name="keywords" content="中衛(wèi)焊接球閥報價,焊接球閥"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" 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id="fzgyart" class="proBig"><div id="jsumof3" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316412013740234/445344.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="8y2k8vl" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316412013740234/445344.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="od8pjak" 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>中衛(wèi)焊接球閥報價,焊接球閥</p><p><span>***更新：</span>2020-08-03 16:19:10</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="u3cqmta" 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: </span>0931-7840458</p><p><span>地址: </span>北濱河西路1226之27號(立達建材城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="mr4gd3n" class="page-proshow02"><p class="title">詳細說明</p><div id="tixjl2g" class="box"><p><p> <span style="font-size:16px;">球閥的工作原理：A、開啟過程1在關(guān)閉位置，球體受閥桿的機械施壓作用，緊壓在閥座上，中衛(wèi)焊接球閥報價。2當(dāng)逆時針轉(zhuǎn)動手輪時，閥桿則反向運動，中衛(wèi)焊接球閥報價，其底部角形平面使球體脫開閥座。3閥桿繼續(xù)提升，并與閥桿螺旋槽內(nèi)的導(dǎo)銷相互作用，使球體開始無摩擦地旋轉(zhuǎn)。4直至到全開位置，閥桿提升到極限位置，球體旋轉(zhuǎn)到全開位置。B、關(guān)閉過程1關(guān)閉時，順時針旋轉(zhuǎn)手輪，閥桿開始下降并使球體離開閥座開始旋轉(zhuǎn)。2繼續(xù)旋轉(zhuǎn)手輪，閥桿受到嵌于其上螺旋槽內(nèi)的導(dǎo)銷的作用，使閥桿和球體同時旋轉(zhuǎn)90°。3快要關(guān)閉時，球體已在與閥座無接觸的情況下旋轉(zhuǎn)了90°。4手輪轉(zhuǎn)動的</span><span style="font-size:16px;">幾圈，中衛(wèi)焊接球閥報價，閥桿底部的角形平面機械地楔向壓迫球體，使其緊密地壓在閥座上，達到完全密封。密封球閥禹普通球閥的區(qū)別。</span> 球閥通常用橡膠、尼龍和聚四氟乙烯作為閥座密封圈材料。中衛(wèi)焊接球閥報價</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="中衛(wèi)焊接球閥報價,焊接球閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316412013740234/445344.png"></div><p> <span style="font-size:16px;">由于球閥的閥座密封圈通常采用塑料制成，故在選擇球閥的結(jié)構(gòu)和性能上，要考慮球閥的耐火和防火，特別是在石油、化工、冶金等部門，在易燃、易爆介質(zhì)的設(shè)備和管路系統(tǒng)中使用球閥，更應(yīng)注意耐火和防火。球閥分有：浮動球球閥、固定球球閥、軌道球閥、V型球閥、三通球閥、不銹鋼球閥，浮動球球閥、鑄鋼球閥、鍛鋼球閥、卸灰球閥、抗硫球閥、卡套球閥、焊接球閥。球閥與旋塞閥的工作原理一樣，都是靠旋轉(zhuǎn)閥芯來使閥門打開或關(guān)閉。球閥的閥芯是一個帶孔的球，當(dāng)該孔的中心軸線與閥門進出口的中心軸線重合時，閥門打開；當(dāng)旋轉(zhuǎn)該球90°，使該孔的中心軸線與閥門進出口的中心軸線垂直時，閥門關(guān)閉。球閥的使用在工程上是常見的配件，所以在選擇球閥的時候也要選擇性價比好的球閥會更好。</span> 中衛(wèi)焊接球閥報價球閥的使用非常普遍，使用品種和數(shù)量仍在繼續(xù)擴大。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="中衛(wèi)焊接球閥報價,焊接球閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316412166630859/8707087.png"></div><p> <span style="font-size:16px;">球體通道為圓形，不縮徑的球體圓形通道與閥體圓形通道連接呈直管段，所以流阻非常小。根據(jù)不同工況，密封副可選擇金屬、合金、非金屬，密封性能好。球閥有體積小、啟閉迅速、操作方便、安全可靠、使用壽命長、適用范圍廣等優(yōu)點，部分取代了閘閥、截止閥、節(jié)流閥、多通道球閥可用來實現(xiàn)介質(zhì)分配與改變介質(zhì)流向。球閥是近年來發(fā)展很快的閥種之一，可以預(yù)見隨著球閥制造技術(shù)的進步，將會得到更好的應(yīng)用。(1).球閥的性能原理①球閥性能出色，擁有流體阻力小(全通徑流道閥體阻力系數(shù)幾乎與管道相同、不會造成壓力損失)。②結(jié)構(gòu)簡約，閥體對稱、體積小、可雙向流動、雙向密封。③密封可靠(尤其是閥座密封面采用非金屬材料時)④操作方便、啟閉迅速、轉(zhuǎn)動90度即可完成閥門的啟閉，便于遠距離控制。⑤維修方</span><span style="font-size:16px;">便，閥座密封圈一般都是活動的，拆換方便，如果采用上裝式結(jié)構(gòu)，可在線更換。⑥閥門在全開或者全關(guān)位置，密封副與介質(zhì)完全隔離，高速通過的介質(zhì)不會沖蝕密封副。</span><span style="font-size:16px;">⑦球體在啟閉時是旋轉(zhuǎn)擦拭的過程，所以多數(shù)結(jié)構(gòu)的球閥可以用于帶懸浮固體顆粒的介質(zhì)，選用合適的耐磨的閥座密封材料，也可用于粉狀介質(zhì)。⑧直通式球閥用作切斷用。</span> </p><p> <span style="font-size:16px;">球閥的安裝維護主要做到有以下幾點：1、只有卸除球閥前后的壓力，才能對球閥進行拆卸分解操作。2、球閥閥體重新裝配時螺栓必須對稱、逐步、均勻地擰緊。3、清洗劑應(yīng)與球閥中的橡膠件、塑料件、金屬件及工作介質(zhì)(例如燃氣)等均相容。工作介質(zhì)為燃氣時，可用汽油(GB484-89)清洗金屬零件。非金屬零件用純凈水或酒精清洗。4、分解下來的單個零件可以用浸洗方式清洗。清洗時須去除一切粘附在壁面上的油脂、污垢、積膠、灰塵等。如果還留有未分解下來的非金屬件的金屬件可采用干凈的細潔的浸漬有清洗劑的綢布(為避免纖維脫落粘附在零件上)擦洗。球閥的安裝問題對后面的使用有很大影響，球閥安裝的合適對以后的使用過程也是一個很順當(dāng)?shù)?。如果安裝不當(dāng)，就會產(chǎn)生很多麻煩。</span> 球閥的分類：球閥按結(jié)構(gòu)形式可分為：浮動球閥、固定球閥、彈性球閥和油封球閥；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="中衛(wèi)焊接球閥報價,焊接球閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316412281572265/1757002.png"></div><p> <span style="font-size:16px;">固定球閥的特點1、雙阻塞與排放功能：固定球閥采用彈簧預(yù)緊浮動閥座，無論閥門處于全開或全關(guān)狀態(tài)時，上下游側(cè)的閥座使流體阻斷，閥體中腔滯留物通過排放閥排泄。2、自動泄壓功能：閥門體腔停留介質(zhì)溫度升高而引起異常升壓時，不需通過安全閥，而*靠閥座功能就可自動泄壓，這對保證閥門在輸送液體介質(zhì)時的安全性非常重要。3、防火安全結(jié)構(gòu)：閥門都具備防火安全功能，其設(shè)計、制造均遵循API607和API6FA規(guī)范要求。固定球閥圖片固定球閥結(jié)構(gòu)圖固定球閥。閥座密封圈常用聚四氟乙烯制成，因為其摩擦因數(shù)小，耐腐蝕性能優(yōu)異，耐溫范圍寬。也可用聚三氟氯乙烯，它比前者耐腐蝕性能稍差，但機械強度高。橡膠密封性能很好，但耐壓、耐溫性能較差，只用于溫度不高的低壓管道。大型球閥，可以制</span><span style="font-size:16px;">成機械傳動，還可以由電力、液力、氣力來操作。球閥與旋塞閥一樣，可以制成直角、三通、四通等形式。</span> 球閥是近年來發(fā)展很快的閥種之一，可以預(yù)見隨著球閥制造技術(shù)的進步，將會得到更多的應(yīng)用。中衛(wèi)焊接球閥報價</p><p style="text-indent:25px">球閥的截止作用是靠金屬球體在介質(zhì)的作用下。中衛(wèi)焊接球閥報價</p><p> <span style="font-size:16px;">保溫球閥優(yōu)點1．流體阻力小，其阻力系數(shù)與同長度的管段相等。2．結(jié)構(gòu)簡單、體積小、重量輕。3．緊密可靠，目前球閥的密封面材料使用塑料、密封性好，在真空系統(tǒng)中也已使用。4．操作方便，開閉迅速，從全開到全關(guān)只要旋轉(zhuǎn)90°，便于遠距離的控制。5．維修方便，球閥結(jié)構(gòu)簡單，密封圈一般都是活動的，拆卸更換都比較方便。6．在全開或全閉時，球體和閥座的密封面與介質(zhì)隔離，介質(zhì)通過時，不會引起閥門密封面的侵蝕。7．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。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。保溫球閥是一種比較新型的球閥類別，它有著自身結(jié)構(gòu)所獨有的一些優(yōu)越性，如開關(guān)無摩擦，密封不易磨損，啟閉力矩小。這樣可減小所配執(zhí)行器的規(guī)格。配以多回轉(zhuǎn)電動執(zhí)行機構(gòu)，可實現(xiàn)對介質(zhì)的調(diào)節(jié)和嚴密切斷。***適用于石油、化工、城市給排水等要求嚴格切斷的工況。</span> 中衛(wèi)焊接球閥報價</p><p style="text-indent:25px">甘肅誠禹惠物資有限公司致力于機械及行業(yè)設(shè)備，以科技創(chuàng)新實現(xiàn)***管理的追求。公司自2019-08-02成立以來，投身于[ "球閥", "彈性座封閘閥", "快閉式止回閥", "蝶閥" ]，是機械及行業(yè)設(shè)備的主力軍。公司擁有多年的行業(yè)經(jīng)驗，每年以銷售收入達到300-500萬元，如果您想了解更多產(chǎn)品信息，請通過頁面上的電話聯(lián)系我們。甘肅誠禹惠物資創(chuàng)始人竇維國，始終關(guān)注客戶，以優(yōu)化創(chuàng)新的科技，竭誠為客戶提供比較好的服務(wù)。</p></p><br /><p>文章來源地址: 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