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clearfix"><div id="et23224" class="twoCol"><div id="foiuekm" class="page-proshow clearfix"><p class="current"> 當(dāng)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-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_jnsbrt/">節(jié)能設(shè)備</a>?<a href="http://www.cdcfah.com/cp/third-jnsbrt_qtjnsbyx/">其他節(jié)能設(shè)備</a>?烏魯木齊立式止回閥生產(chǎn) 新疆遠(yuǎn)大通用閥門供應(yīng)</p><div id="mrjbi39" class="leftbox clearfix"><h1>烏魯木齊立式止回閥生產(chǎn) 新疆遠(yuǎn)大通用閥門供應(yīng)</h1><div id="auwy7r2" class="proBig"><div id="c7sewlc" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864796992188/8712118.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3rb8xrd" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864796992188/8712118.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="33li7sc" 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>新疆維吾爾自治區(qū)</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>烏魯木齊立式止回閥生產(chǎn),閥</p><p><span>***更新：</span>2020-10-20 13:13:19</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="pjbdacu" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">新疆遠(yuǎn)大通用閥門有限公司</a></p><p><span>聯(lián)系人：</span>李嘉豪</p><p><span>郵箱: </span>1183099099@qq.com</p><p><span>電話: </span>18999955968</p><p><span>傳真: </span>0991_6877477</p><p><span>網(wǎng)址: </span>http://www.xjyuanda.com</p><p><span>手機(jī): </span>0991-6877477</p><p><span>地址: </span>烏魯木齊市高新技術(shù)產(chǎn)業(yè)開發(fā)區(qū)（新市區(qū)）清水街213號</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="puroqsp" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="oda2m2l" class="box"><p><p> 應(yīng)根據(jù)其它要求，需要球閥、旋塞閥、蝶閥、快開閘閥等。閘閥和截止閥是閥門中使用量**大的兩類閥門。選用時(shí)，應(yīng)綜合考慮。閘閥流阻小，輸送介質(zhì)的能耗少，但維修困難；截止閥結(jié)簡單，維修方便，但流阻較大。從維修角度分析，截止閥的維修要比閘閥方便；水和蒸汽在截止閥中，壓力降不大，因而截止閥在水、汽之類介質(zhì)管道上得到普遍的使用。但在石油產(chǎn)品等粘度較大的介質(zhì)中，雖然閘閥維修困難，仍然被大量采用。在焊接連接的管道中，應(yīng)盡量選用焊接連接的截止閥，不宜選用焊接連接的閘閥。因?yàn)樵诠艿郎闲蘩黹l閥的密封面比修理截止閥的密封面困難得多，而且閘閥在溫度變化大的情況下閘板與閥座容易卡死。七、驅(qū)動閥門的選用返回頁首作為管線閉路裝置的閘閥、截止閥、球閥、蝶閥、旋塞閥、節(jié)流閥、隔膜閥等閥門被***使用，其中閘閥、截止閥用量**大。***章第六節(jié)中較系統(tǒng)敘述了閥門的名詞術(shù)語、結(jié)構(gòu)形式、適用范圍等，可作為閥門類別、型號的選定依據(jù)。當(dāng)閥門的類別、型號確定之后，隨之確定閥門的殼體材料，烏魯木齊立式止回閥生產(chǎn)、密封面材料、適用溫度、適用介質(zhì)、公稱通徑等。因情況下可按下列步驟進(jìn)行，烏魯木齊立式止回閥生產(chǎn)，烏魯木齊立式止回閥生產(chǎn)。1.閥門選用步驟⑴根據(jù)介質(zhì)特性、工作壓力和溫度。烏魯木齊柱塞閥生產(chǎn)廠家。烏魯木齊立式止回閥生產(chǎn)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="烏魯木齊立式止回閥生產(chǎn),閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864796992188/8712118.jpg"></div><p> 用來控制流體的方向、壓力、流量的裝置，是使配管和設(shè)備內(nèi)的介質(zhì)（液體、氣體、粉末）流動或停止并能控制其流量的裝置。閥門是管路流體輸送系統(tǒng)中控制部件，用來改變通路斷面和介質(zhì)流動方向，具有導(dǎo)流、截止、節(jié)流、止回、分流或溢流卸壓等功能。用于流體控制的閥門，從簡單的截止閥到極為復(fù)雜的自控系統(tǒng)中所用的各種閥門，其品種和規(guī)格繁多，閥門的公稱通徑從極微小的儀表閥大至通徑達(dá)10m的工業(yè)管路用閥?？捎糜诳刂扑?、蒸汽、油品、氣體、泥漿、各種腐蝕性介質(zhì)、液態(tài)金屬和放射性流體等各種類型流體地流動，閥門的工作壓力可以從的超高壓，工作溫度可以c-270℃的**溫到1430℃的高溫。閥門的控制可采用多種傳動方式，如手動、電動、液動、氣動、渦輪、電磁動、電磁液動、電液動、氣液動、正齒輪、傘齒輪驅(qū)動等；可以在壓力、溫度或其它形式傳感信號的作用下，按預(yù)定的要求動作，或者不依賴傳感信號而進(jìn)行簡單的開啟或關(guān)閉，閥門依靠驅(qū)動或自動機(jī)構(gòu)使啟閉件作升降、滑移、旋擺或回轉(zhuǎn)運(yùn)動，從而改變其流道面積的大小以實(shí)現(xiàn)其控制功能。閥門分類編輯閥門按作用和用途（一）關(guān)斷閥這類閥門是起開閉作用的。常設(shè)于冷、熱源進(jìn)、出口，設(shè)備進(jìn)、出口，管路分支線（包括立管）上。烏魯木齊黃銅絲扣閘閥烏魯木齊水管閥門公司；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="烏魯木齊立式止回閥生產(chǎn),閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864799570313/5526304.jpg"></div><p> 對安裝過程要求如下：1、安裝車間必須保證潔凈，或者搭建臨時(shí)的潔凈區(qū)域，例如用新購的彩條布或者塑料薄膜等，防止在安裝過程中有灰塵進(jìn)入。2、裝配工人必須身著潔凈的純棉工作服，頭戴純棉帽，頭發(fā)不能外漏，腳穿干凈鞋子，手戴塑膠手套，脫脂。3、裝配用工具必須裝配前進(jìn)行脫脂清洗，保證潔凈。閥門驗(yàn)收要求驗(yàn)收遵循HG20202-2000《脫脂工程施工及驗(yàn)收規(guī)范》，裝配前每個(gè)零部件均用干凈的精密濾紙進(jìn)行擦拭，選擇部件死角，濾紙不變顏色為合格。閥門閥門規(guī)格要求1、閥門的型號應(yīng)注明依據(jù)的國標(biāo)編號要求。若是企業(yè)標(biāo)準(zhǔn)，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(jià)格的前提下，閥門可承受的工壓應(yīng)大于管道實(shí)際的工壓。3、閥門制造標(biāo)準(zhǔn)，應(yīng)說明依據(jù)的國標(biāo)編號，若是企業(yè)標(biāo)準(zhǔn)，采購合同上應(yīng)附企業(yè)文件。 </p><p> 3）中壓閥：指公稱壓力PN為、、。（4）高壓閥：指公稱壓力PN為～。（5）超高壓閥：指公稱壓力PN≥。按工作溫度：（1）**溫閥：用于介質(zhì)工作溫度t<－101℃的閥門。（2）常溫閥：用于介質(zhì)工作溫度－29℃425℃的閥門。按驅(qū)動方式：按驅(qū)動方式可分為自動閥類、動力驅(qū)動閥類和手動閥類。按公稱通徑（1）小通徑閥門：公稱通徑DN≤40mm的閥門。（2）中通徑閥門：公稱通徑DN為50～300mm的閥門。（3）大通徑閥門：公稱通徑DN為350～1200mm的閥門。（4）特大通徑閥門：公稱通徑DN≥1400mm的閥門按結(jié)構(gòu)特征閥門結(jié)構(gòu)特征閥門的結(jié)構(gòu)特征是根據(jù)關(guān)閉件相對于閥座移動的方向可分為：（1）截門形：關(guān)閉件沿著閥座中心移動；如截止閥（2）旋塞和球形：關(guān)閉件是柱塞或球，圍繞本身的中心線旋轉(zhuǎn)；如旋塞閥、球閥（3）閘門形：關(guān)閉件沿著垂直閥座中心移動；如閘閥、閘門等（4）旋啟形：關(guān)閉件圍繞閥座外的軸旋轉(zhuǎn)；如旋啟式止回閥等（5）蝶形：關(guān)閉件的圓盤，圍繞閥座內(nèi)的軸旋轉(zhuǎn)；如蝶閥、蝶形止回閥等（6）滑閥形：關(guān)閉件在垂直于通道的方向滑動。如滑按連接方法（1）螺紋連接閥：閥體帶有內(nèi)螺紋或外螺紋，與管道螺紋連..（2）法蘭連接閥門：閥體帶有法蘭，與管道法蘭連接。。新疆?dāng)?shù)字鎖定平衡閥批發(fā) 。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="烏魯木齊立式止回閥生產(chǎn),閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864797431641/5717140.jpg"></div><p> 同時(shí)與閥門的壓力、溫度及介質(zhì)的濃度等諸因素有著一定內(nèi)在聯(lián)系。閥門的流道面積與流速、流量有著直接關(guān)系，而流速與流量是相互依存的兩個(gè)量。當(dāng)流量一定時(shí)，流速大，流道面積便可小些；流速小，流道面積就可以大些。反之，流道面積大，其流速??；流道面積小，其流速大。介質(zhì)的流速大，閥門通徑可以小些，但阻力損失較大，閥門易損壞。流速大，對易燃易爆介質(zhì)會產(chǎn)生靜電效應(yīng)，造成危險(xiǎn)；流速太小，效率低，不經(jīng)濟(jì)。對粘度大和易爆的介質(zhì)，應(yīng)取較小的流速。油及粘度大的液體隨粘度大小選擇流速，一般取～2m/s。一般情況下，流量是已知的，流速可由經(jīng)驗(yàn)確定。各種介質(zhì)常用流速見表2-2。通過流速和流量可以計(jì)算閥門的公稱通徑。閥門通徑相同，其結(jié)構(gòu)型式不同，流體的阻力也不一樣。在相同條件下，閥門的阻力系數(shù)越大，流體通過閥門的流速、流量下降越多；閥門阻力系數(shù)越小，流體通過閥門的流速、流量下降越少。常見介質(zhì)的流速見表2-2。表2-2各種介質(zhì)常用的流速表液體名稱使用條件流速（m/s）液體名稱使用條件流速（m/s）飽和蒸汽DN＞200DN=200～100DN＜10030～4025～3515～30乙炔氣ρ＜（表壓）ρ＜（表壓）ρ＜。烏魯木齊遙控浮球閥批發(fā) 。烏魯木齊臥式止回閥電話</p><p style="text-indent:25px">克拉瑪依電動球閥閥門的價(jià)格。烏魯木齊立式止回閥生產(chǎn)</p><p> 閥門用于管路系統(tǒng)中，處理液體之控制裝置，選擇閥的第一步驟是必須了解各種閥的功能與作用。按閥門的功能分類1）切斷用：用來切斷〔或接通）管路中的介質(zhì)。如閘閥、截止閥、球閥、旋塞閥、蝶閥等。2）止回用：用來防止介質(zhì)倒流。如止回閥。3）調(diào)節(jié)用：用來調(diào)節(jié)管路中介質(zhì)的壓力和流量。如調(diào)節(jié)閥、減壓閥、節(jié)流閥、蝶閥、V形開口球閥、平衡閥等。4）分配用：用來改變管路中介質(zhì)流動的方向，起分配介質(zhì)的作用。如分配閥、三通或四通旋塞閥、三通或四通球閥等。5）安全用：用于超壓安全保護(hù)，排放多余介質(zhì)，防止壓力超過規(guī)定數(shù)值。如安全閥、滋流閥等。6）其他特殊用途：如蒸汽疏水閥、空氣疏水閥、排污閥、放空閣、呼吸閥、排渣閥、溫度調(diào)節(jié)閥等。閥門的基本結(jié)構(gòu)有如下幾種類型空調(diào)水的水質(zhì)1、供暖水質(zhì)二次水PH值9～12，溫度為40～80℃；壓力一般≤。2、空調(diào)冷卻水水質(zhì)乙二醇等，溫度為－6℃～37℃；壓力一般≤?？照{(diào)系統(tǒng)閥門的材質(zhì)1、閥體分為球墨鑄鐵、鑄銅合金、不銹鋼等，一般DN50及以上采用球墨鑄鐵，DN50及以下采用鑄造同合金（不建議采用鑄鋼）；球墨鑄鐵一般為QT500－7或QT450－10；同合金為ZCuAl9Mn2，含銅量不得低于59％。烏魯木齊立式止回閥生產(chǎn)</p><p style="text-indent:25px">新疆遠(yuǎn)大通用閥門有限公司致力于機(jī)械及行業(yè)設(shè)備，是一家生產(chǎn)型的公司。公司業(yè)務(wù)分為閥門，，，等，目前不斷進(jìn)行創(chuàng)新和服務(wù)改進(jìn)，為客戶提供良好的產(chǎn)品和服務(wù)。公司秉持誠信為本的經(jīng)營理念，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，打造機(jī)械及行業(yè)設(shè)備良好品牌。遠(yuǎn)大通用閥門秉承“客戶為尊、服務(wù)為榮、創(chuàng)意為先、技術(shù)為實(shí)”的經(jīng)營理念，全力打造公司的重點(diǎn)競爭力。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1634661.html</p></div></div></div></div></div><div id="d3dvxjq" class="page-right twoColRt"><div id="hr8jj8f" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="do7pkho" 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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