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href="http://www.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://www.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="s3nph73" class="twoCol"><div id="rvxpmyq" 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_famenti/">閥門</a>?<a href="http://www.cdcfah.com/cp/third-famenti_zhihuifats/">止回閥</a>?上海美標(biāo)升降止回閥廠家鑄造輝煌浙江京州閥門制造供應(yīng)</p><div id="edvxpm3" class="leftbox clearfix"><h1>上海美標(biāo)升降止回閥廠家鑄造輝煌浙江京州閥門制造供應(yīng)</h1><div id="2fahegi" class="proBig"><div id="hlifm73" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448670810547/6992684.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="2wikrta" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448670810547/6992684.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="wl78fme" 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>浙江省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>上海美標(biāo)升降止回閥廠家,止回閥</p><p><span>***更新：</span>2020-12-31 07:08:40</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="cw39xeg" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">浙江京州閥門制造有限公司</a></p><p><span>聯(lián)系人：</span>張和榮</p><p><span>郵箱: </span>maggiez@jcs-valve.com</p><p><span>電話: </span>15888733099</p><p><span>傳真: </span>0577_67351896</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0577-67359296</p><p><span>地址: </span>甌北街道五星工業(yè)區(qū)上玉路</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="dxphjl2" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="smebdfs" class="box"><p><p style="text-indent:25px">單瓣旋啟式止回閥一般適用于中等口徑的場合。大口徑管路選用單瓣旋啟式止回閥時，為減少水錘壓力，采用能減小水錘壓力的緩閉止回閥。雙瓣旋啟式止回閥適用于大中口徑管路。對夾雙瓣旋啟式止回閥結(jié)構(gòu)小、重量輕，是一種發(fā)展較快的止回閥；多瓣旋啟式止回閥適用于大口徑管路。電站止回閥主要安裝在介質(zhì)為汽、水的管道上，作為自動防止介質(zhì)逆流的安全裝置。電站止回閥特點：1、閥瓣能在閥體內(nèi)上下移動，當(dāng)介質(zhì)倒流時，依靠介質(zhì)壓力就能將閥門自動關(guān)閉，有的閥門還裝有彈簧，來輔助閥瓣關(guān)閉。2、閥座密封面用鈷基硬質(zhì)合金等離子噴焊而成，所以密封面硬度高，上海美標(biāo)升降止回閥廠家、抗擦傷、耐摩擦、使用壽命長。3、DN50，PN20~25閥體，上海美標(biāo)升降止回閥廠家、閥蓋為模鍛，上海美標(biāo)升降止回閥廠家，閥瓣為整體淬火。4、DN50，PN10以及DN50以上的閥門的閥體、閥蓋為鑄造，閥瓣密封面堆焊鈷基硬質(zhì)合金。美標(biāo)止回閥閥體材料品種齊全、填補、墊片變根據(jù)實際工況或用戶要求合理選配。上海美標(biāo)升降止回閥廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海美標(biāo)升降止回閥廠家,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448670810547/6992684.png"></div><p style="text-indent:25px">升降式止回閥其結(jié)構(gòu)與截止閥相似，閥體和閥瓣與截止閥相同。閥瓣上部和閥蓋下部加工有導(dǎo)向套簡，閥瓣導(dǎo)向簡可在閥盞導(dǎo)向簡內(nèi)自由升降，當(dāng)介質(zhì)順流時，閥瓣靠介質(zhì)推力開啟，當(dāng)介質(zhì)停流時，閥瓣靠自垂降落在閥座上，起阻止介質(zhì)逆流作用。直通式升降止回閥介質(zhì)進(jìn)出口通道方向與閥座通道方向垂直；立式升降式止回閥，其介質(zhì)進(jìn)出口通道方向與閥座通道方向相同，其流動阻力較直通式小。碟式止回閥：閥瓣圍繞閥座內(nèi)的銷軸旋轉(zhuǎn)的止回閥。碟式止回閥結(jié)構(gòu)簡單，只能安裝在水平管道上。管道式止回閥：閥瓣沿著閥體中心線滑動的閥門。管道式止回閥是新出現(xiàn)的一種閥門，它的體積小，重量較輕，加工工藝性好，是止回閥發(fā)展方向之一。上海美標(biāo)升降止回閥廠家止回閥又稱單向閥或逆止閥，其作用是防止管路中的介質(zhì)倒流。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海美標(biāo)升降止回閥廠家,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448598291016/5306639.png"></div><p style="text-indent:25px">止回閥的選型標(biāo)準(zhǔn)內(nèi)容如下：球形止回閥1、為了防止介質(zhì)逆流，在設(shè)備、裝置和管道上都應(yīng)安裝止回閥；2、止回閥一般適用于清凈介質(zhì)，不宜用于含有固體顆粒和粘度較大的介質(zhì)；3、一般在公稱通徑50mm的水平管道上都應(yīng)選用臥式升降止回閥；4、直通式升降止回閥只能在水平管道安裝；5、對于水泵進(jìn)口管路，宜選用底閥，底閥一般只安裝在泵進(jìn)口的垂直管道上，并且介質(zhì)自下而上流動；6、升降式較旋啟式密封性好，流體阻力大，臥式宜裝在水平管道上，立式裝在垂直管道上；7、旋啟式止回閥的安裝位置不受限制，它可裝在水平、垂直或傾斜的管線上，如裝在垂直管道上，介質(zhì)流向要由下而上；8、旋啟式止回閥不宜制成小口徑閥門、可以做成很高的工作壓力，公稱壓力可達(dá)到42MPa，而且公稱通徑也可以做到很大，比較大可以達(dá)到2000mm以上。根據(jù)殼體及密封件的材質(zhì)不同可以適用任何工作介質(zhì)和任何工作溫度范圍。介質(zhì)為水、蒸汽、氣體、腐蝕性介質(zhì)、油品、藥品、等。介質(zhì)工作溫度范圍在-196--800℃之間。</p><p style="text-indent:25px">升降式止回閥:閥瓣沿著閥體垂直中心線滑動的止回閥，內(nèi)螺紋止回閥只能安裝在水平管道上，在高壓小口徑止回閥上閥瓣可采用圓球。蝶式止回閥的閥體形狀與截止閥一樣(可與截止閥通用)，因此它的流體阻力系數(shù)較大。其結(jié)構(gòu)與截止閥相似，閥體和閥瓣與截止閥相同。閥瓣上部和閥蓋下部加工有導(dǎo)向套簡，閥瓣導(dǎo)向簡可在閥盞導(dǎo)向簡內(nèi)自由升降，當(dāng)介質(zhì)順流時，閥瓣靠介質(zhì)推力開啟，當(dāng)介質(zhì)停流時，閥瓣靠自垂降落在閥座上，起阻止介質(zhì)逆流作用。直通式蝶式止回閥介質(zhì)進(jìn)出口通道方向與閥座通道方向垂直;立式升降式止回閥，其介質(zhì)進(jìn)出口通道方向與閥座通道方向相同，其流動阻力較直通式小。升降式止回閥:閥瓣圍繞閥座內(nèi)的銷軸旋轉(zhuǎn)的止回閥。碟式止回閥結(jié)構(gòu)簡單，只能安裝在水平管道上，密封性較好。升降式止回閥:閥瓣沿著閥體中心線滑動的閥門。管道式止回閥是新出現(xiàn)的一種閥門，它的體積小，重量較輕，加工工藝性好，是止回閥發(fā)展方向之一。但流體阻力系數(shù)比旋啟式止回閥略大。止回閥一般適用于清凈介質(zhì)，不宜用于含有固體顆粒和粘度較大的介質(zhì)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海美標(biāo)升降止回閥廠家,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448507832031/6100074.png"></div><p style="text-indent:25px">電站止回閥適用于Class1500～2500Lb、工作溫度-29～570℃的石油、化工、火力電站等各種工況的管路上。適用介質(zhì)為：水、油品、蒸汽等。電站止回閥的閥門中腔采用壓力自緊式密封結(jié)構(gòu)，內(nèi)腔壓力越高密封性能越好。支管兩端為對焊連接，適應(yīng)不同的接管要求。電站止回閥結(jié)構(gòu)特點 1.產(chǎn)品設(shè)計制造按ANSIB16.34、E101標(biāo)準(zhǔn)，可與進(jìn)口設(shè)備配備使用。 2.閥門中腔采用壓力自緊式密封結(jié)構(gòu)，內(nèi)腔壓力越高密封性能越好。 3.支管兩端為對焊連接，適應(yīng)不同的接管要求。 4.閥門高溫耐壓部件選用質(zhì)量耐熱合金鋼制造，高溫性能好，承受壓力高，耐用、安全、可靠。 5.閥瓣、閥座的密封面采用鈷基硬質(zhì)合金堆焊而成，耐磨、耐高溫，抗擦傷性能好、使用壽命長。 6.閥瓣圍繞閥座外的銷軸旋轉(zhuǎn)，減少關(guān)閉時發(fā)生猛烈沖擊。 7.內(nèi)裝式的銷軸結(jié)構(gòu)，減小外泄漏點，使用更可靠。電站止回閥主要可分為旋啟式止回閥(依重心旋轉(zhuǎn))與升降式止回閥(沿軸線移動)。上海美標(biāo)升降止回閥廠家</p><p style="text-indent:25px">止回閥的閥瓣在流體壓力作用下開啟，流體從進(jìn)口側(cè)流向出口側(cè)。上海美標(biāo)升降止回閥廠家</p><p style="text-indent:25px">高壓電站止回閥產(chǎn)品用途：適用于公稱壓力PN20.0～32.0Mpa，工作溫度≤540℃(其中P(57)170V工作溫度為570℃)的石油、化工、水力、火力電站等各種工況的管路上，切斷或接通介質(zhì)。適用介質(zhì)為：水、油品、蒸汽等。產(chǎn)品結(jié)構(gòu)特點： 1.產(chǎn)品設(shè)計制造按E101和JB/T3595-93標(biāo)準(zhǔn)的規(guī)定，結(jié)構(gòu)合理，性能優(yōu)良，造型。 2.閥門中腔采用壓力自緊式密封結(jié)構(gòu)，介質(zhì)壓力越高,密封性能越好。 3.支管兩端為對焊連接，適應(yīng)不同的接管要求。 4.閥瓣、閥座的密封面采用鈷基硬質(zhì)合金堆焊而成，耐磨、耐高溫，抗擦傷性能好、使用壽命長。 5.高溫耐壓部件采用質(zhì)量耐熱合金鋼制造,安全可靠,性能穩(wěn)定,使用壽命長。上海美標(biāo)升降止回閥廠家</p><p style="text-indent:25px">浙江京州閥門制造有限公司是一家閥門、泵、閥門配件制造、銷售／貨物與技術(shù)進(jìn)出口。主營單向密封雙向密封刀閘閥、漿液閥、穿透式刀閘閥、礦漿閥，方閘門，電站閘閥、電站截止閥、電站止回閥。材質(zhì)包含不銹鋼，碳鋼，球鐵，灰鐵，雙相鋼，鉻鉬鋼等。的公司，是一家集研發(fā)、設(shè)計、生產(chǎn)和銷售為一體的專業(yè)化公司。浙江京州閥門擁有一支經(jīng)驗豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊，以高度的專注和執(zhí)著為客戶提供刀閘閥，穿透式刀閘閥，礦漿閥，漿液閥。浙江京州閥門不斷開拓創(chuàng)新，追求出色，以技術(shù)為先導(dǎo)，以產(chǎn)品為平臺，以應(yīng)用為重點，以服務(wù)為保證，不斷為客戶創(chuàng)造更高價值，提供更優(yōu)服務(wù)。浙江京州閥門始終關(guān)注機(jī)械及行業(yè)設(shè)備行業(yè)。滿足市場需求，提高產(chǎn)品價值，是我們前行的力量。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2641727.html</p></div></div></div></div></div><div id="tik3e2i" class="page-right twoColRt"><div id="puwqmdk" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="rlnpwdf" class="recomPic likePro"><a 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