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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3kgdfmy" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ZJDLFM/637466018088840989/145133.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="jcubdvc" 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>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>對(duì)夾雙瓣旋啟式止回閥公司,止回閥</p><p><span>***更新：</span>2021-02-01 11:29:31</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="2ugdfhe" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">浙江鼎力閥門有限公司</a></p><p><span>聯(lián)系人：</span>陳麗奶</p><p><span>郵箱: </span>707038182@qq.com</p><p><span>電話: </span>13968961324</p><p><span>傳真: </span>0577_</p><p><span>網(wǎng)址: </span>http://ZJDLFM.shop.88360.com</p><p><span>手機(jī): </span>0577-12345678</p><p><span>地址: </span>甌北鎮(zhèn)西岸工業(yè)區(qū)</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="ysph8su" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="mqdartv" class="box"><p><p> 本系列產(chǎn)品范圍廣用于電力、冶金、石化、環(huán)保等高、難、堅(jiān)介質(zhì)系統(tǒng),在設(shè)計(jì)上充分考慮了使用環(huán)境的要求，經(jīng)多次技術(shù)升級(jí)，本系列產(chǎn)品結(jié)構(gòu)新穎、體積小、流體阻力小，對(duì)夾雙瓣旋啟式止回閥公司，運(yùn)行平穩(wěn)、密封可靠、耐磨損等特點(diǎn)，特別適合大口徑管路系統(tǒng)。本系列產(chǎn)品為閥座傾斜式、閥板雙偏置、并設(shè)油壓緩閉裝置、可分快/慢兩階段關(guān)閥的新型防水錘節(jié)能型產(chǎn)品。在水泵正常關(guān)閉或者發(fā)生突然失電故障停泵時(shí)，能有效防止水體倒流，防止破壞性水錘的發(fā)生。本系列產(chǎn)品范圍廣用于電力、冶金、石化，對(duì)夾雙瓣旋啟式止回閥公司、環(huán)保等高、難、堅(jiān)介質(zhì)系統(tǒng),在設(shè)計(jì)上充分考慮了使用環(huán)境的要求，經(jīng)多次技術(shù)升級(jí)，本系列產(chǎn)品結(jié)構(gòu)新穎、體積小、流體阻力小，運(yùn)行平穩(wěn)、密封可靠、耐磨損等特點(diǎn)，特別適合大口徑管路系統(tǒng)。本系列產(chǎn)品為閥座傾斜式、閥板雙偏置、并設(shè)油壓緩閉裝置、可分快/慢兩階段關(guān)閥的新型防水錘節(jié)能型產(chǎn)品。在水泵正常關(guān)閉或者發(fā)生突然失電故障停泵時(shí)，對(duì)夾雙瓣旋啟式止回閥公司，能有效防止水體倒流，防止破壞性水錘的發(fā)生。衢州鼎力閥門是一家專門生產(chǎn)制造銷售止回閥的公司，主要有靜微阻球形止回閥，滑道滾求式止回閥等。對(duì)夾雙瓣旋啟式止回閥公司</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="對(duì)夾雙瓣旋啟式止回閥公司,止回閥" src="https://tyunfile.71360.com/UploadFile/ZJDLFM/637466018088840989/145133.png"></div><p> 機(jī)械強(qiáng)度，蠕變性能，硬度比F4好些聚丙烯：RPP適用介質(zhì)：無機(jī)鹽類的水溶液，無機(jī)酸類，堿類的稀或濃溶液。使用溫度：-14~80特點(diǎn)：優(yōu)輕的塑料之一，其屈服，拉伸和壓縮強(qiáng)度，硬度均優(yōu)于低壓聚乙烯，有很突出的剛性，耐熱性好，易成型，優(yōu)廉。改性后動(dòng)擊性，流動(dòng)性，彎曲彈性。聚氯乙烯:硬質(zhì))PVC適用介質(zhì)：耐水，濃堿，非氧化性酸，鏈烴，油和臭氧等。使用溫度：0-55特點(diǎn)：機(jī)械強(qiáng)度較高，化學(xué)穩(wěn)定性及介電性能優(yōu)良，耐油性和抗老性也較好，易熔接及粘合，價(jià)格較低。聚四氯乙烯PTFE(F4)使用介質(zhì)：強(qiáng)酸，強(qiáng)堿，強(qiáng)氧化劑等。使用溫度：-200~180特點(diǎn)：具有優(yōu)異的化學(xué)穩(wěn)定性，有很高的耐熱性，耐寒性，磨擦系數(shù)很低，是極好的自潤(rùn)滑材料，但機(jī)械性能較低，流動(dòng)性差，熱膨脹大。聚偏氯乙烯PVDF(F2)使用介質(zhì)：耐大多數(shù)化學(xué)藥品和溶劑，使用溫度：-70~100特點(diǎn)：拉紳強(qiáng)度與壓縮強(qiáng)度比F4好，耐彎折，耐候，耐輻射。耐光和老化等，優(yōu)大特點(diǎn)是韌性好，易成型。聚烯烴：PO適用介質(zhì)：各種濃度的酸堿鹽及某些有機(jī)溶劑。使用溫度：-58~80特點(diǎn)：是世界優(yōu)理想的防腐材料，已范圍廣用于旋轉(zhuǎn)成型的大型設(shè)備和管道件內(nèi)襯。襯氟止回閥襯氟止回閥作用原理和結(jié)構(gòu)編輯本閥門在使用過程中。七臺(tái)河止回閥價(jià)格紹興鼎力閥門是一家專門生產(chǎn)制造銷售止回閥的公司，主要有雙瓣旋啟式止回閥，耐腐蝕緩沖止回閥等。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="對(duì)夾雙瓣旋啟式止回閥公司,止回閥" src="https://tyunfile.71360.com/UploadFile/ZJDLFM/637466017943596856/2344971.png"></div><p> 當(dāng)進(jìn)口壓力大于閥瓣重量及出口壓力時(shí)，閥門開啟；反之，介質(zhì)倒流時(shí)由出口壓力及閥瓣的重量壓住閥座，閥門關(guān)閉。升降式止回閥只能安裝在水平管道上，該閥啟閉件為圓形閥瓣，并靠自身重量及介質(zhì)壓力產(chǎn)生動(dòng)作來阻斷介質(zhì)倒流的一種自動(dòng)閥，閥瓣上部和閥蓋下部加工有導(dǎo)向套簡(jiǎn)，閥瓣導(dǎo)向簡(jiǎn)可在閥盞導(dǎo)向簡(jiǎn)內(nèi)自由升降，當(dāng)介質(zhì)順流時(shí)，閥瓣靠介質(zhì)推力開啟，當(dāng)介質(zhì)停流時(shí)，閥瓣靠自垂降落在閥座上，起阻止介質(zhì)逆流作用。對(duì)夾式蝶形止回閥用途：對(duì)夾式蝶形止回閥閥瓣圍繞閥座內(nèi)的銷軸旋轉(zhuǎn)的止回閥。當(dāng)介質(zhì)按規(guī)定方向流動(dòng)時(shí)，閥瓣受介質(zhì)力的作用，被開啟，介質(zhì)逆流時(shí)，因閥瓣自重和閥瓣受介質(zhì)反向力的作用，使閥瓣與閥座的密封面密合而關(guān)閉，達(dá)到阻止介質(zhì)逆流的目的。對(duì)夾式蝶形止回閥適用于低流速和流動(dòng)不常變化的大口徑場(chǎng)合，但不宜用于脈動(dòng)流，其密封性能不及升降式。</p><p> 4）過程檢驗(yàn)對(duì)閥門編制了質(zhì)量計(jì)劃，以確保閥門從原材料、毛坯投入、機(jī)加工、焊接、熱處理、無損檢測(cè)、清洗、裝配、出廠試驗(yàn)以及各項(xiàng)型式試驗(yàn)均得到質(zhì)量控制，并得到核工業(yè)第二研究設(shè)計(jì)院認(rèn)可和現(xiàn)場(chǎng)見證。蝶式雙瓣止回閥適用于高層建筑給水管網(wǎng)，有一定化學(xué)腐蝕性介質(zhì)管網(wǎng)、安裝空間有限制的管網(wǎng)，還適用于污水管網(wǎng)。升降式靜音止回閥適用于給排水工程質(zhì)量要求高的管網(wǎng)；壓力要求相對(duì)高的管網(wǎng)（）；可安裝在泵的出口處，是經(jīng)濟(jì)實(shí)用的防水錘止回閥。升降式消聲止回閥適用于給排水系統(tǒng)，高層建筑管網(wǎng)，可安裝在泵的出口處，結(jié)構(gòu)稍加改動(dòng)，可作為吸水底閥使用，但不適用于污水管網(wǎng)。臥式止回閥適用于潛水、排水、排污泵，特別適用于污水和污泥系統(tǒng)。旋啟式橡膠止回閥適用于生活用水管網(wǎng)中；但不適用于沉積物多的污水旋啟單瓣止回閥適用于給水系統(tǒng)、石油、化工、冶金等工業(yè)部門對(duì)有安裝空間限制的場(chǎng)所優(yōu)為適用。[3]止回閥選型標(biāo)準(zhǔn)編輯止回閥的選型標(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。瑞安鼎力閥門是一家專門生產(chǎn)制造銷售止回閥的公司，主要有雙瓣旋啟式止回閥，耐腐蝕緩沖止回閥等。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="對(duì)夾雙瓣旋啟式止回閥公司,止回閥" src="https://tyunfile.71360.com/UploadFile/ZJDLFM/637466018340471866/4852319.png"></div><p> 宜選用無磨損球形止回閥；21、對(duì)于DN大于50mm、小于2000mm的低壓止回閥，宜選用蝶式止回閥和隔膜式止回閥；22、對(duì)于要求關(guān)閉時(shí)水擊沖擊比較小或無水擊的管路，宜選用緩閉式旋啟止回閥和緩閉式蝶形止回閥。止回閥故障處理編輯止回閥閥瓣打碎引起閥瓣打碎的原因是止回閥前后介質(zhì)壓力處于接領(lǐng)導(dǎo)衡而又互相“拉鋸”的狀態(tài)，閥瓣經(jīng)常與閥座拍打，某些脆性材料（如鑄鐵、黃銅等）做成的閥瓣就被打碎。預(yù)防的辦法是采用閥瓣為韌性材料的止回閥。止回閥介質(zhì)倒流介質(zhì)倒流的原因有①密封面破壞；②夾入雜質(zhì)。修復(fù)密封面和清洗雜質(zhì)，就能防止倒流。止回閥行業(yè)發(fā)展編輯中國(guó)閥門產(chǎn)業(yè)鏈眾多，但非閥門強(qiáng)國(guó)。總體上去看我國(guó)已經(jīng)邁入了世界閥門大國(guó)的行列，但從產(chǎn)品質(zhì)量來看我國(guó)離閥門強(qiáng)國(guó)仍有很長(zhǎng)的一段差距。行業(yè)的生產(chǎn)集中度低、檔次高產(chǎn)品相配套的閥門研發(fā)能力低、閥門行業(yè)制造技術(shù)水平低等現(xiàn)象仍然存在，進(jìn)出口貿(mào)易逆差不斷擴(kuò)大。未來幾年將是閥門行業(yè)的高速震蕩期，這種高速震蕩帶來的直接后果是導(dǎo)致閥門櫥柜品牌陣營(yíng)中兩極分化的趨勢(shì)擴(kuò)大。預(yù)計(jì)今后幾年真正能夠在市場(chǎng)上存活的閥門企業(yè)真的不有這么多。但閥門行業(yè)的這種高速震蕩將帶來巨大的機(jī)會(huì)，震蕩的結(jié)果將會(huì)使市場(chǎng)運(yùn)作更加理性。湖南鼎力閥門是一家專門生產(chǎn)制造銷售止回閥的公司，主要有雙瓣旋啟式止回閥，耐腐蝕緩沖止回閥等。七臺(tái)河止回閥價(jià)格</p><p style="text-indent:25px">溫州鼎力閥門是一家專門生產(chǎn)制造銷售止回閥的公司，主要有靜微阻球形止回閥，滑道滾求式止回閥等。對(duì)夾雙瓣旋啟式止回閥公司</p><p> 緩閉止回閥維護(hù)保養(yǎng)編輯（一）維護(hù)與保養(yǎng)1、該閥門應(yīng)存放在干燥通風(fēng)的室內(nèi)，做到防潮、防雨、防銹。2、存放運(yùn)輸時(shí)啟閉件應(yīng)處于關(guān)閉裝置，同時(shí)應(yīng)做好以下工作：a.閥瓣應(yīng)固定于開啟位置b.通徑兩端內(nèi)口用泡沫板堵塞，端口須用悶蓋塞緊，予以防塵、防銹，保持通道清潔和端面的平整；c.汽缸部位進(jìn)行適當(dāng)?shù)陌b防護(hù)、防震和防碰；d.閥門放置時(shí)應(yīng)平穩(wěn)，氣動(dòng)驅(qū)動(dòng)裝置朝上，不得相互受擠。3、長(zhǎng)久放置時(shí)應(yīng)定期檢查。每三個(gè)月對(duì)兩通道、密封面上的污垢和銹跡，焊接口的防護(hù)狀況進(jìn)行檢查，擦拭污垢和銹跡后，重新涂刷防銹油予以防護(hù)。（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）一般在公稱通經(jīng)50mm的水平管道上都應(yīng)選用立式升降止回閥。緩閉止回閥安裝與使用編輯1、緩閉止回閥垂直安裝在水平管道上，使用時(shí)一般處于全開狀態(tài)。2、安裝前應(yīng)先進(jìn)行以下工作：A.卸掉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)ラy瓣表面上的油紙，去除閥瓣面上的油垢。3、安裝時(shí)介質(zhì)的流向必須限制。4、通過管路的介質(zhì)不應(yīng)帶有硬質(zhì)顆粒，以免損傷密封面。對(duì)夾雙瓣旋啟式止回閥公司</p><p style="text-indent:25px">浙江鼎力閥門有限公司是一家我們將遍隨二十一世紀(jì)的脈搏，為國(guó)力的股實(shí)做出更大的努力，為此能對(duì)您好的事業(yè)予以鼎力相助而感到無比自豪。浙江鼎力閥門有限公司主要生產(chǎn)：微阻緩閉式止回閥系列、對(duì)夾式止回閥系列、多功能水泵控制閥系列、水力控料閥系列產(chǎn)品。的公司，致力于發(fā)展為創(chuàng)新務(wù)實(shí)、誠(chéng)實(shí)可信的企業(yè)。鼎力閥門作為我們將遍隨二十一世紀(jì)的脈搏，為國(guó)力的股實(shí)做出更大的努力，為此能對(duì)您好的事業(yè)予以鼎力相助而感到無比自豪。浙江鼎力閥門有限公司主要生產(chǎn)：微阻緩閉式止回閥系列、對(duì)夾式止回閥系列、多功能水泵控制閥系列、水力控料閥系列產(chǎn)品。的企業(yè)之一，為客戶提供良好的止回閥，水利控制閥，浮球閥，閥門。鼎力閥門始終以本分踏實(shí)的精神和必勝的信念，影響并帶動(dòng)團(tuán)隊(duì)取得成功。鼎力閥門始終關(guān)注機(jī)械及行業(yè)設(shè)備市場(chǎng)，以敏銳的市場(chǎng)洞察力，實(shí)現(xiàn)與客戶的成長(zhǎng)共贏。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/3111699.html</p></div></div></div></div></div><div id="uoqxzgn" class="page-right twoColRt"><div id="ti89mmh" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="tnfm2n2" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img 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