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href="http://www.cdcfah.com/cp/second-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/third-jxjxysb_hggdjpjxs/">化工管道及配件</a>?氦氣管道施工值得信賴(lài) 興鼎工程供應(yīng)</p><div id="m48nxet" class="leftbox clearfix"><h1>氦氣管道施工值得信賴(lài) 興鼎工程供應(yīng)</h1><div id="oqhegnf" class="proBig"><div id="3yanfmt" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913932822266/1986510.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="b9ryfxz" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913932822266/1986510.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="o4nvsfc" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>氦氣管道施工,管道</p><p><span>***更新：</span>2020-09-12 13:05:20</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="kr2mjl3" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">興鼎工程（深圳）有限公司</a></p><p><span>聯(lián)系人：</span>肖甜甜</p><p><span>郵箱: </span>3179218391@qq.com</p><p><span>電話(huà): </span>18926000322</p><p><span>傳真: </span>0788_28485033</p><p><span>網(wǎng)址: </span>https://www.szxdgc.cn</p><p><span>手機(jī): </span>0788-28482399</p><p><span>地址: </span>坂田街道水庫(kù)路2號(hào)6棟11層?</p><p>[當(dāng)前離線(xiàn)] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="dfb3mel" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="nuw3r7n" class="box"><p><p style="text-indent:25px">鋁合金管是無(wú)縫鋼管的一種，其性能要比一般的無(wú)縫鋼管高很多，因?yàn)檫@種鋼管里面含Cr比較多，其耐高溫、耐低溫、耐腐蝕的性能是其他無(wú)縫鋼管比不上的，所以合金管在石油、航天、化工、電力、鍋爐、**等行業(yè)的用途比較普遍。內(nèi)表面光潔，自我氧化層耐腐蝕。壓縮空氣壓損小，節(jié)能，管道美觀，簡(jiǎn)潔，安裝方便，快插為主。安裝成本很低，方便拆裝、移動(dòng)、修改。鋁是一種活潑金屬，在空氣中會(huì)迅速跟氧結(jié)合，在表面形成一層堅(jiān)韌的氧化鋁薄膜，氦氣管道施工，這層膜不但能防止鋁的內(nèi)層繼續(xù)與氧結(jié)合，起到保護(hù)作用，而且對(duì)許多腐蝕性介質(zhì)（如98%的濃硝酸、碳酸氫銨，氦氣管道施工、尿素、醋蠟、甲醛、過(guò)氧化氫等）也有很強(qiáng)的抵抗力，氦氣管道施工，鋁的純度越高，耐腐蝕性就越強(qiáng)。由于有較好的耐腐蝕性能，制造出的鋁合金管道在化學(xué)工業(yè)、食品工業(yè)中得到普遍的應(yīng)用。氧氣管道中氧氣較高允許流速的控制, 是一個(gè)非常重要的安全問(wèn)題。氦氣管道施工</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="氦氣管道施工,管道" src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913932822266/1986510.png"></div><p style="text-indent:25px">壓力管道布置的要求：在建筑物吊裝孔范圍內(nèi)、設(shè)備內(nèi)件抽出區(qū)域及法蘭拆卸區(qū)內(nèi)不應(yīng)布置管道，管道布置應(yīng)成列平行敷設(shè)，盡量走直線(xiàn)少走拐彎、少交叉，這樣可減少管架數(shù)量，節(jié)約材料，美觀且便于安裝，管道應(yīng)盡量集中成排布置，裸管的管底與管托地面取齊，以便設(shè)計(jì)支架，當(dāng)管道改變標(biāo)高或走向時(shí)，應(yīng)避免管道形成積聚氣體或液體的“袋子”，如果不可以避免，應(yīng)在高點(diǎn)設(shè)置排氣閥，低點(diǎn)設(shè)置排液閥，管道平面敷設(shè) 應(yīng)有坡度，坡度方向一般與物料流向相同，但也有例外，根據(jù)具體工藝確定深圳氫氣管道改造工程化工管道的特點(diǎn)具有優(yōu)良的物理性能。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="氦氣管道施工,管道" src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913741406250/915889.png"></div><p style="text-indent:25px">壓力管道中氧氣較高允許流速與工作壓力及管道材質(zhì)是有關(guān)系的。流速均指管內(nèi)氧氣在一定工作狀態(tài)下的實(shí)際流速, 與工作狀態(tài)下的壓力、溫度、流量有關(guān)。較高允許流速是指管系較低工作壓力、較高工作溫度時(shí)的實(shí)際流速。氧氣管道的直徑的確定, 要在高峰負(fù)荷情況下滿(mǎn)足安全流速 (較高允許流速)的要求, 并且需要留有余地, 這是為了確保安全。液氧管道一般采用不銹鋼管道或銅及銅合金管道, 由于液氧管道為低溫狀態(tài), 所以對(duì)于液氧流速?zèng)]有嚴(yán)格限制。</p><p style="text-indent:25px">壓力管道，是指利用一定的壓力，用于輸送氣體或者液體的管狀設(shè)備，其范圍規(guī)定為較高工作壓力大于或者等于0.1MPa（表壓）的氣體、液化氣體、蒸汽介質(zhì)或者可燃、易爆、有毒、有腐蝕性、較高工作溫度高于或者等于標(biāo)準(zhǔn)沸點(diǎn)的液體介質(zhì)，且公稱(chēng)直徑大于25mm的管道。工業(yè)管道是指企業(yè)、事業(yè)單位所屬的用于輸送工藝介質(zhì)的工藝管道、公用工程管道及其他輔助管道，劃分為GC1級(jí)、GC2級(jí)、GC3級(jí)。輸送GB5044－85《職業(yè)接觸毒物危害程度分級(jí)》中規(guī)定的毒性程度為極度危害介質(zhì)、高度危害氣體介質(zhì)和工作溫度高于標(biāo)準(zhǔn)沸點(diǎn)的高度危害液體介質(zhì)的管道；輸送GB50160－2008《石油化工企業(yè)設(shè)計(jì)防火規(guī)范》及GB50016－2006《建筑設(shè)計(jì)防火規(guī)范》中規(guī)定的火災(zāi)危險(xiǎn)性為甲、乙類(lèi)可燃?xì)怏w或甲類(lèi)可燃液體（包括液化烴），并且設(shè)計(jì)壓力大于或者等于4.0MPa的管道；輸送流體介質(zhì)并且設(shè)計(jì)壓力大于或者等于10.0MPa，或者設(shè)計(jì)壓力大于或者等于4.0MPa，并且設(shè)計(jì)溫度大于或者等于400℃的管道。氣體管道指氣瓶至儀器終端之間連接管線(xiàn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="氦氣管道施工,管道" src="https://tyunfile.71360.com/UploadFile/xdgc123/637304914217646484/1133667.png"></div><p style="text-indent:25px">C級(jí)試漏對(duì)氣路中極小漏氣的檢查。方法是堵住氣路出口，觀察系統(tǒng)壓力表，不得在半小時(shí)之內(nèi)有5kPa(相當(dāng) 于0.05kgf/cm2)以上的下降。此時(shí)系統(tǒng)壓力應(yīng)在0.25MPa(相當(dāng)于2.5kgf/cm2)以上。必要時(shí)可在系統(tǒng)出口處外接一個(gè)0.5級(jí)標(biāo)準(zhǔn)壓力表來(lái)讀取壓力變化數(shù)。在證實(shí)氣路系統(tǒng)有泄漏時(shí)，可用分段堵住或關(guān)閉氣路的方法來(lái)縮小漏氣發(fā)生的范圍。絕大多數(shù)的漏氣點(diǎn)都發(fā)生于氣路接頭處，而氣路閥件內(nèi)部的泄漏也時(shí)有發(fā)生，至于管路中間的泄漏，除了急轉(zhuǎn)彎處以外是很少見(jiàn)的。壓力管道是管道中的一部分。廣州空氣壓縮管道安裝施工</p><p style="text-indent:25px">壓力管道的作業(yè)一般都在室外。氦氣管道施工</p><p style="text-indent:25px">氣體管路指氣瓶至儀器終端之間連接管線(xiàn)，一般有氣體切換裝置-減壓裝置-閥門(mén)-管線(xiàn)-過(guò)濾器-報(bào)警器-終端箱-調(diào)節(jié)閥等部分組成。輸送氣體為實(shí)驗(yàn)室儀器（色譜、原子吸收等）用氣、高純氣體，氣體工程有限公司可完成各行業(yè)實(shí)驗(yàn)室氣路（氣體管路）新建、改建、擴(kuò)建的交鑰匙工程。采用中壓供氣，二級(jí)減壓的供氣方式，氣瓶氣體壓力為12.5MPa,經(jīng)一級(jí)減壓后為1MPa(管路壓力1MPa),送至用氣點(diǎn)，經(jīng)二級(jí)減壓后為0.3~0.5 MPa( 根據(jù)儀器需求)送至儀器，供氣壓力比較穩(wěn)定。氦氣管道施工</p><p style="text-indent:25px">興鼎工程（深圳）有限公司是一家興鼎工程專(zhuān)業(yè)無(wú)塵車(chē)間設(shè)計(jì)安裝、潔凈室工程、機(jī)電安裝工程、節(jié)能環(huán)保工程、余熱回收工程、潔凈室施工、裝修工程、中央空調(diào)工程、合同能源管理、壓力管道安裝、特種設(shè)備檢測(cè)辦證、安全閥壓力表檢測(cè)、壓力容器檢測(cè)辦證的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷(xiāo)售為一體的專(zhuān)業(yè)化公司。公司自創(chuàng)立以來(lái)，投身于特種設(shè)備檢測(cè)辦證，壓力管道設(shè)計(jì)安裝，無(wú)塵車(chē)間設(shè)計(jì)施工，合同能源管理，是建筑、建材的主力軍。興鼎工程繼續(xù)堅(jiān)定不移地走高質(zhì)量發(fā)展道路，既要實(shí)現(xiàn)基本面穩(wěn)定增長(zhǎng)，又要聚焦關(guān)鍵領(lǐng)域，實(shí)現(xiàn)轉(zhuǎn)型再突破。興鼎工程始終關(guān)注建筑、建材市場(chǎng)，以敏銳的市場(chǎng)洞察力，實(shí)現(xiàn)與客戶(hù)的成長(zhǎng)共贏。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1256104.html</p></div></div></div></div></div><div id="n9fc8y7" class="page-right twoColRt"><div id="88qif8m" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="lwd4dnz" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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