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id="3inm3eu" class="tabs"><a href="JavaScript:;" data-type="product" class="active">產(chǎn)品</a><a href="JavaScript:;" data-type="member" class="">公司</a><a href="JavaScript:;" data-type="article" class="">資訊</a><a href="JavaScript:;" data-type="exhibition" class="">展會</a></div><div id="5ie78ye" class="clearfix searchWrap"><div id="pcetm8o" class="searchInput"><input type="text" name="keywords" placeholder="請輸入搜索關(guān)鍵詞" id="kd"><a href="javascript:void(0)" class="searchBtn" id="search">搜索</a></div></div></div></div></header><nav class="navbox"><div id="cwcjv48" class="container"><ul><li id = "index_index"><a href="http://www.cdcfah.com/"><span>首頁</span></a></li><li id = "index_company"><a ><span>企業(yè)名錄</span></a></li><li id = "index_product"><a href="http://www.cdcfah.com/cp/"><span>產(chǎn)品供應(yīng)</span></a></li><li id = "index_news"><a href="http://www.cdcfah.com/zx/"><span>新聞資訊</span></a></li><li id = "index_article"><a 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class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="wkrnjs3" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316968278876953/4550720.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="5r2tcgc" 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>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>白銀閘閥批發(fā)價(jià)格,閘閥</p><p><span>***更新：</span>2021-01-08 09:15:52</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="hvc3fmi" 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(jī): </span>0931-7840458</p><p><span>地址: </span>北濱河西路1226之27號(立達(dá)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="c7pkgf7" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="zi8w3yc" class="box"><p><p> <span style="font-size:16px;">閘閥關(guān)閉時(shí)，密封面可以只依靠介質(zhì)壓力來密封，即只依靠介質(zhì)壓力將閘板的密封面壓向另一側(cè)的閥座來保證密封面的密封，這就是自密封。大部分閘閥是采用強(qiáng)制密封的，即閥門關(guān)閉時(shí)，要依靠外力強(qiáng)行將閘板壓向閥座，以保證密封面的密封性。運(yùn)動方式：閘閥的閘板隨閥桿一起作直線運(yùn)動的，亦叫明桿閘閥。通常在升降桿上有梯形螺紋，通過閥門頂端的螺母以及閥體上的導(dǎo)槽，將旋轉(zhuǎn)運(yùn)動變?yōu)橹本€運(yùn)動,也就是將操作轉(zhuǎn)矩變?yōu)椴僮魍屏?。開啟閥門時(shí)，當(dāng)閘板提升高度等于閥門通徑的1：1倍時(shí)，流體的通道完全暢通，但在運(yùn)行時(shí)，此位置是無法監(jiān)視的。實(shí)際使用時(shí)，是以閥桿的頂點(diǎn)作為標(biāo)志，即開不動的位置，作為它的全開位置。為考慮溫度變化出現(xiàn)鎖死現(xiàn)象,通常在開到頂點(diǎn)位置上，白銀閘閥批發(fā)價(jià)格,再倒回1/2－1圈,作為全開閥門的位置。因此,閥門的全開位置，按閘板的位置（即行程〉來確定。有的閘閥閥桿螺母設(shè)在閘板上，手輪轉(zhuǎn)動帶動閥桿轉(zhuǎn)動，而使閘板提升，白銀閘閥批發(fā)價(jià)格，這種閥門叫做旋轉(zhuǎn)桿閘閥或叫暗桿閘</span><span style="font-size:16px;">閥，白銀閘閥批發(fā)價(jià)格。</span> 軟密封襯膠閥板尺寸統(tǒng)一，互換性強(qiáng)。白銀閘閥批發(fā)價(jià)格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="白銀閘閥批發(fā)價(jià)格,閘閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316968278876953/4550720.png"></div><p> <span style="font-size:16px;">內(nèi)螺紋閘閥，也叫截門，是使用的一種閥門，屬于強(qiáng)制密封式閥門，它的閉合原理是，依靠閥杠壓力，使閥瓣密封面與閥座密封面緊密貼合，阻止介質(zhì)流通。其按不同方式分為多個(gè)種類。內(nèi)螺紋閘閥的啟閉件是塞形的閥瓣，密封面呈平面或錐面，閥瓣沿流體的中心線作直線運(yùn)動。閥桿的運(yùn)動形式，有升降桿式（閥桿升降，手輪不升降），也有升降旋轉(zhuǎn)桿式（手輪與閥桿一起旋轉(zhuǎn)升降，螺母設(shè)在閥體上）。紋管截止閥只適用于全開和全關(guān)，不允許作調(diào)節(jié)和節(jié)流。手輪、手柄操作的紋管截止閥可安裝在管道的任何位置上。手輪、手柄及傳動機(jī)構(gòu)，不允許作起吊用。介質(zhì)的流向應(yīng)與閥體所示箭頭方向一致。內(nèi)螺紋閘閥，也叫截門，是使用*****的一種閥門，它之所以廣受歡迎，是由于開閉過程中密封面之間摩擦力小，比較耐用，開啟高度不大，制造容易，維修方便，不僅適用于中低壓，而且適用于高壓。它的閉合原理是，依靠閥杠壓力，使閥瓣密封面與閥座密封面緊密貼合，阻止介質(zhì)流通。內(nèi)螺紋閘閥只許介質(zhì)單向流動，安裝時(shí)有方向性。它的結(jié)構(gòu)長度大于閘閥，同時(shí)流體阻力大，長期運(yùn)行時(shí)，密封可靠性不強(qiáng)。</span> 白銀閘閥批發(fā)價(jià)格城市煤氣輸送管線選用單閘板或雙閘板密封明桿平板閘閥；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="白銀閘閥批發(fā)價(jià)格,閘閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316968372626953/8889779.png"></div><p> <span style="font-size:16px;">長期以來市場上使用的一般閘閥普遍存在著漏水或生銹現(xiàn)象，本企業(yè)引進(jìn)歐洲高科技橡膠及閥門制造技術(shù)所生產(chǎn)的彈性座封閘閥，克服了一般閘閥密封不良，生銹等缺陷，彈性座封閘閥利用彈性閘板產(chǎn)生微量彈性變形的補(bǔ)償作用達(dá)到良好的密封效果，該閥具有開關(guān)輕巧、密封可靠、彈性記憶佳及使用壽命等優(yōu)點(diǎn)?？捎糜谧詠硭⑽鬯?、建筑、石油、化工、食品、醫(yī)藥、輕紡、電力、船舶、冶金、能源系統(tǒng)等體管線上作為調(diào)節(jié)和截流裝置使用。閘閥特點(diǎn)重量輕：本體采用高級球黑鑄鐵（球墨鑄鐵）制成，重量較傳統(tǒng)閘閥重量減輕約20%~30%，安裝維修方便。平底式閘座：傳統(tǒng)的閘閥往往在通水洗管后即因外物諸如石頭，木塊、水泥、鐵屑、雜物等淤積于閥底凹槽內(nèi)，容易造成無法關(guān)閉緊密而形成漏水現(xiàn)象，彈性座封閘閥底部采用與水管相同的平底設(shè)計(jì)，不易造成雜物淤積，使流體暢通無阻。整體包膠：閘板采用***的橡膠進(jìn)行整體內(nèi)、外包膠，歐洲的橡膠硫化技術(shù)使得硫化后的閘板能夠保證精確的幾何尺寸，且橡膠與球墨鑄閘板接著牢靠，不易脫落及彈性記憶佳。精鑄閥體：閥體采用精密鑄造，精確的幾何尺寸使得閥體內(nèi)部無需任何精加工即可保證閥</span><span style="font-size:16px;">門的密封性。</span> </p><p> <span style="font-size:16px;">閘閥的閘板隨閥桿一起作直線運(yùn)動的，亦叫明桿閘閥。通常在升</span><span style="font-size:16px;"></span><span style="font-size:16px;">降桿上有梯形螺紋，通過閥門頂端的螺母以及閥體上的導(dǎo)槽，將旋轉(zhuǎn)運(yùn)動變?yōu)橹本€運(yùn)動,也就是將操作轉(zhuǎn)矩變?yōu)椴僮魍屏?。開啟閥門時(shí)，當(dāng)閘板提升高度等于閥門通徑的1：1倍時(shí)，流體的通道完全暢通，但在運(yùn)行時(shí)，此位置是無法監(jiān)視的。實(shí)際使用時(shí)，是以閥桿的頂點(diǎn)作為標(biāo)志，即開不動的位置，作為它的全開位置。為考慮溫度變化出現(xiàn)鎖死現(xiàn)象,通常在開到頂點(diǎn)位置上,再倒回1/2－1圈,作為全開閥門的位置。因此,閥門的全開位置，按閘板的位置（即行程〉來確定。有的閘閥閥桿螺母設(shè)在閘板上，手輪轉(zhuǎn)動帶動閥桿轉(zhuǎn)動，而使閘板提升，這種閥門叫做旋轉(zhuǎn)桿閘閥或叫暗桿閘閥。大部分閘閥是采用強(qiáng)制密封的，即閥門關(guān)閉時(shí)，要依靠外力強(qiáng)行將閘板壓向閥座，以保</span><span style="font-size:16px;">證密封面的密封性。</span> 閥桿有明桿和暗桿之分，明桿式閘閥適用于腐蝕介質(zhì)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="白銀閘閥批發(fā)價(jià)格,閘閥" src="https://tyunfile.71360.com/UploadFile/gscyhwz/637316968107236328/1299014.png"></div><p> <span style="font-size:16px;">彈性座封閘閥規(guī)格及類別，應(yīng)符合管道設(shè)計(jì)文件的要求。。若是企業(yè)標(biāo)準(zhǔn)，應(yīng)注明型號的相關(guān)說明。，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；彈性座封閘閥關(guān)閉狀況下的任何一側(cè)應(yīng)能承受；閥門開啟狀況下，閥體應(yīng)能承受二倍閥門工壓的要求。，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。本類閥門在管道中一般應(yīng)當(dāng)水平安裝、彈性座封閘閥標(biāo)質(zhì)，應(yīng)以球墨鑄鐵，鑄鋼，不銹鋼，316L為主，并注明牌號及鑄鐵實(shí)際的物理化學(xué)檢測數(shù)據(jù)。，力求不銹鋼閥桿(2CR13)，大口徑閥門也應(yīng)是不銹鋼嵌包的閥桿。，采用鑄鋁黃銅或鑄鋁青銅，且硬度與強(qiáng)度均大于閥桿。，其硬度與強(qiáng)度均應(yīng)不大于閥桿，且在水浸泡狀況下與閥桿、閥體不形成電化學(xué)腐蝕。</span> 閘閥和蝶閥在管道使用中都是起開關(guān)，調(diào)節(jié)流量的作用。白銀閘閥批發(fā)價(jià)格</p><p style="text-indent:25px">閘閥（gate valve）是一個(gè)啟閉件閘板。白銀閘閥批發(fā)價(jià)格</p><p> <span style="font-size:16px;">開啟閥門時(shí)，當(dāng)閘板提升高度等于閥門通徑的1：1倍時(shí)，流體的通道完全暢通，但在運(yùn)行時(shí)，此位置是無法監(jiān)視的。實(shí)際使用時(shí)，是以閥桿的頂點(diǎn)作為標(biāo)志，即開不動的位置，作為它的全開位置。為考慮溫度變化出現(xiàn)鎖死現(xiàn)象,通常在開到頂點(diǎn)位置上,再倒回1/2－1圈,作為全開閥門的位置。因此,閥門的全開位置，按閘板的位置（即行程>來確定。有的閘閥,閥桿螺母設(shè)在閘板上，手輪轉(zhuǎn)動帶動閥桿轉(zhuǎn)動,而使閘板提升,這種閥門叫做旋轉(zhuǎn)桿閘閥或叫暗桿閘閥。注意事項(xiàng)手輪、手柄及傳動機(jī)構(gòu)均不允許作起吊用，并嚴(yán)禁碰撞。雙閘板閘閥應(yīng)垂直安裝（</span><span style="font-size:16px;">即閥桿處于垂直位置,手輪在頂部）。帶有旁通閥的閘閥在開啟前應(yīng)先打開旁通閥（以平衡進(jìn)出口的壓差及減小開啟力）。</span> 白銀閘閥批發(fā)價(jià)格</p><p style="text-indent:25px">甘肅誠禹惠物資有限公司位于北濱河西路1226之27號(立達(dá)建材城A區(qū)11棟104室)。甘肅誠禹惠物資致力于為客戶提供良好的誠禹惠閥門，球閥批發(fā)，閥門批發(fā)，蝶閥批發(fā)，一切以用戶需求為中心，深受廣大客戶的歡迎。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠信為本的理念，打造機(jī)械及行業(yè)設(shè)備良好品牌。甘肅誠禹惠物資憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來的聲譽(yù)和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2757419.html</p></div></div></div></div></div><div id="hgflxo3" class="page-right twoColRt"><div id="2oa3uvw" class="box01 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