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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)品關鍵詞：</span>南京鍛造升降止回閥費用,止回閥</p><p><span>***更新：</span>2021-02-02 12:10:51</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="etg3glx" 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: </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="fzwgd38" class="page-proshow02"><p class="title">詳細說明</p><div id="rfx8dvn" class="box"><p><p style="text-indent:25px"> 美標H64H高溫電站止回閥的簡介蝶式止回閥為直通式、以上幾種止回閥在連接形式上可分為螺紋連接、法蘭連接和焊接三種。也屬于止回閥類。啟閉件靠介質(zhì)流動和力量自行開啟或關閉，以防止介質(zhì)倒流的閥門叫止回閥。止回閥屬于自動閥類，南京鍛造升降止回閥費用，主要用于介質(zhì)單向流動的管道上，只允許介質(zhì)向一個方向流動，以防止發(fā)生危險事件。適用介質(zhì)：水、蒸氣、石油化工,高溫介質(zhì)等壓力環(huán)境： 1500LB,2500LB 工作溫度：-29~570℃ (注：使用溫度不同，閥體所選用的材料不同。閥體材料的選用按客戶要求或是使用溫來選用。) 流動方向：單向類型(通道位置)：直通設計標準：API6D，南京鍛造升降止回閥費用、BS1868 密封形式：硬密封加工定制：是美標電站止回閥產(chǎn)品用途：美標電站止回閥適用于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，南京鍛造升降止回閥費用、油品、蒸汽等。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。南京鍛造升降止回閥費用</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京鍛造升降止回閥費用,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448540273437/651682.png"></div><p style="text-indent:25px">旋啟式止回閥的閥瓣繞轉(zhuǎn)軸作旋轉(zhuǎn)運動。其流體阻力一般小于升降式止回閥，它適用于較大口徑的場合。旋啟式止回閥根據(jù)閥瓣的數(shù)目可分為單瓣旋啟式、雙瓣旋啟式及多瓣旋啟式三種。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。安徽高溫升降止回閥費用國標止回閥瓣沿著閥體垂直中心線滑動的止回閥，在高壓小口徑止回閥上閥瓣可采用圓球。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京鍛造升降止回閥費用,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448549775391/1902283.png"></div><p style="text-indent:25px">美標電站止回閥適用于公稱壓力PN20.0～32.0MPa，工作溫度≤540℃（其中57170V工作溫度為570℃）的石油、化工、水力、火力電站各種系統(tǒng)的管路上。適用介質(zhì)為：水、油、蒸汽等。美標電站止回閥的型號為：H61H/W 材質(zhì)：碳鋼，不銹鋼，鉻鉬鋼,LCC,LCB,LF2鍛鋼等壓力等級：150LB 300LB 600LB 900LB 1500LB。美標電站止回閥的結(jié)構(gòu)特點： 1. 產(chǎn)品設計制造按E101和JB/T3595-93標準的規(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。</p><p style="text-indent:25px">止回閥是指依靠介質(zhì)本身流動而自動開、閉閥瓣，用來防止介質(zhì)倒流的閥門，又稱逆止閥、單向閥、逆流閥、和背壓閥。止回閥屬于一種自動閥門，其主要作用是防止介質(zhì)倒流、防止泵及驅(qū)動電動機反轉(zhuǎn)，以及容器介質(zhì)的泄放。主要作用止回閥在水泵供水系統(tǒng)中的作用是防止高壓水回流對水泵葉輪的沖擊。系統(tǒng)在運行中由于某種原因，水泵突然停止運轉(zhuǎn)時，泵內(nèi)壓力消失，與水泵出口相連的高壓水就會反向流回水泵。水泵出口裝有止回閥時它會立即關閉，防止高壓水反向流回水泵。止回閥在熱水系統(tǒng)的作用是防止熱水回流到管道中。如果是PVC管很可能燙壞管道，甚至可能傷人，特別是在太陽能熱水器系統(tǒng)中。蝶式止回閥為直通式、以上幾種止回閥在連接形式上可分為螺紋連接、法蘭連接和焊接三種。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京鍛造升降止回閥費用,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448529589844/6717776.png"></div><p style="text-indent:25px">下面是小編找尋的關于旋啟式止回閥安裝與使用：抽汽止回閥垂直安裝在水平管道上，使用是一般處于全開狀態(tài)。旋啟式止回閥安裝前應先進行以下工作 A卸掉旋啟式止回閥閥門通道兩端的悶蓋和泡沫板，清潔內(nèi)腔，去除油垢； B剝?nèi)バ龁⑹街够亻y閥瓣表面上的油紙，去除閥瓣面上的油垢； 3 安裝旋啟式止回閥時介質(zhì)的流向必須限制 <span style="display:none;"></span> 旋啟式止回閥內(nèi)通過管路的介質(zhì)不應帶有硬質(zhì)顆粒，以免損傷密封面旋啟式止回閥閥門出廠前以逐臺進行檢驗和試驗合格，安裝單位可直接壓力試驗或安裝使用。在管線中不要使電站止回閥承受重量，大型的止回閥應**支撐，使之不受管系產(chǎn)生的壓力的影響。上海鑄造旋啟止回閥價格</p><p style="text-indent:25px">美標止回閥是指依靠介質(zhì)本身流動而自動開、閉閥瓣，用來防止介質(zhì)倒流的閥門，又稱逆止閥。南京鍛造升降止回閥費用</p><p style="text-indent:25px">電站止回閥注意事項：1、閥門需要垂直安裝;2、注意節(jié)制流向需是從下向上流，即正流。電站止回閥的安裝應注意以下事頂：1、在管線中不要使止回閥承受重量，大型的止回閥應**支撐，使之不受管系產(chǎn)生的壓力的影響。2、安裝時注意介質(zhì)流動的方向應與閥體所票箭頭方向一致。3、升降式垂直瓣止回閥應安裝在垂直管道上。4、升降式水平瓣止回閥應安裝在水平管道上。電站止回閥概述電站止回閥：止回閥又稱單向閥或逆止閥，其效果是避免管路中的介質(zhì)倒流。也是歸于止回閥類。啟閉件靠介質(zhì)活動和力氣自行敞開或封閉，以避免介質(zhì)倒流的閥門叫止回閥。止回閥歸于主動閥類，首要用于介質(zhì)單向活動的管道上，只允許介質(zhì)向一個方向活動，以避免發(fā)作事端。南京鍛造升降止回閥費用</p><p style="text-indent:25px">浙江京州閥門制造有限公司位于甌北街道五星工業(yè)區(qū)上玉路。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個細節(jié)，公司旗下刀閘閥，穿透式刀閘閥，礦漿閥，漿液閥深受客戶的喜愛。公司從事機械及行業(yè)設備多年，有著創(chuàng)新的設計、強大的技術，還有一批**的專業(yè)化的隊伍，確保為客戶提供良好的產(chǎn)品及服務。浙江京州閥門秉承“客戶為尊、服務為榮、創(chuàng)意為先、技術為實”的經(jīng)營理念，全力打造公司的重點競爭力。</p></p><br /><p>文章來源地址: 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