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class="button">聯(lián)系我們</a></div></div><div id="odsuw2w" 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="mwtq7mj" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="yszbysp" class="box"><p><p> 我們常說(shuō)的壓力管道，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，它的范圍規(guī)定為較高工作壓力大于或者 </p> <p> 等于0，深圳鋁合金管道安裝改造.1MPa（表壓）的氣體、液化氣體、蒸汽介質(zhì)或者可燃液體介質(zhì)、易爆液體介質(zhì)、有毒液體介質(zhì)、有腐蝕性液體介質(zhì)、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。壓力管道可分四大類(lèi)：GA類(lèi)壓力管道（長(zhǎng)輸管道）、GB類(lèi)壓力管道（公用管道）、GC類(lèi)壓力管道（工業(yè)管道）、GD類(lèi)壓力管道（動(dòng)力管道）。 </p> <p> <br /> 按法蘭與管子的連接方式分為以下五種基本類(lèi)型：螺紋法蘭、平焊法蘭，深圳鋁合金管道安裝改造、對(duì)焊法蘭，深圳鋁合金管道安裝改造、承插焊法蘭、松套法蘭。深圳鋁合金管道安裝改造</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳鋁合金管道安裝改造,管道" src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913932822266/1986510.png"></div><p style="text-indent:25px">檢查氣體管道，A級(jí)試漏：對(duì)氣路嚴(yán)重泄漏的較粗略觀察。通常在氣源打開(kāi)并穩(wěn)定之后，不應(yīng)聽(tīng)到氣路流經(jīng)的各管路及閥件接頭處有絲絲的跑氣聲，如聽(tīng)到明顯的漏氣聲，說(shuō)明系統(tǒng)有大漏!必須依據(jù)漏氣聲，追查出泄漏處，并加以排除。引起系統(tǒng)大漏的常見(jiàn)原因是：氣路接頭沒(méi)上緊，氣路中管路開(kāi)裂及沒(méi)加合適的墊片等。查找氣路的嚴(yán)重泄漏，也可在流路的流量開(kāi)到較大時(shí)，用肥皂水在各接頭逐步測(cè)試有無(wú)氣泡出現(xiàn)而加以證實(shí)。 B級(jí)試漏：對(duì)氣路中輕微漏氣的檢查。方法是堵住氣路出口，觀察氣路中流量計(jì)內(nèi)的轉(zhuǎn)子。如果能緩緩下降為零，即可認(rèn)為此氣路B級(jí)試漏合格。如轉(zhuǎn)子不能降到零，可用肥皂水在各接頭處仔細(xì)觀察。直到找到泄漏處為止。深圳特氣空氣壓縮機(jī)管道施工工程壓力管道，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。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳鋁合金管道安裝改造,管道" src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913642236328/5787757.png"></div><p style="text-indent:25px">蒸汽管道的設(shè)計(jì)一般蒸汽管道應(yīng)該布置在管廊額一側(cè)。在高溫的情況下，蒸汽管道會(huì)膨脹，在這個(gè)時(shí)候就可以利用π形補(bǔ)償器吸收管道的熱膨脹。由于波紋管膨脹節(jié)價(jià)格比較貴，使用的壽命也不長(zhǎng)，因此在蒸汽管道熱膨脹的時(shí)候一般不使用它進(jìn)行吸收。在確定補(bǔ)償器的安裝位置的時(shí)候，首先要嚴(yán)格的分析管道，使補(bǔ)償器能夠得到集中的設(shè)置。在外側(cè)設(shè)置的一般都是那些溫度比較高和補(bǔ)償量比較大的管道，而內(nèi)側(cè)設(shè)置的是相應(yīng) 的溫度比較低和補(bǔ)償量比較小的管道。π形補(bǔ)償器一般設(shè)置在中間的位置，另外要設(shè)置導(dǎo)向架在補(bǔ)償器的兩側(cè)，根據(jù)管道的應(yīng)力來(lái)確定導(dǎo)向架和補(bǔ)償器之間的距離。在計(jì)算支架的推力和蒸汽管道的應(yīng)力的時(shí)候，要計(jì) 算整個(gè)蒸汽管道的應(yīng)力。一般在化工裝置中都設(shè)置的有多層的管廊，而在多層管廊的上層設(shè)置的是蒸汽管道，這樣可以使低溫管道和液態(tài)烴管道不相鄰。在同一層上，可以同時(shí)的布置蒸汽管道和電子儀表電纜，但是要保證兩者的間隔不能小于200mm。也可以將蒸汽管道布置在電子儀表電纜的下層，但間隔也不能小于500mm 。</p><p style="text-indent:25px">蒸汽管道分為兩種工作狀態(tài)，一個(gè)溫度高，一個(gè)近似于環(huán)境溫度，在冷熱交替變換中，會(huì)因?yàn)闊崦浝淇s原理而產(chǎn)生位移和受力，管道越長(zhǎng)，位移和受到的力越大，為了防止管道發(fā)生損壞，需要采取措施進(jìn)行規(guī)避，于是就有了這個(gè)彎，也被稱(chēng)作為“膨脹節(jié)”，是用來(lái)吸收管子軸向膨脹位移的，也有躲避混凝土梁柱的要求，一舉兩得。我國(guó)對(duì)于膨脹節(jié)有著相關(guān)規(guī)定，例如《采暖通風(fēng)與空氣調(diào)節(jié)設(shè)計(jì)規(guī)范》4.8.17條;采暖管道必須計(jì) 算其熱膨脹。當(dāng)利用管段的自然補(bǔ)償不能滿(mǎn)足要求時(shí)，應(yīng)設(shè)置補(bǔ)償器。其它如電力化工設(shè)計(jì)規(guī)范都有此要求，甚至有的還要求用軟件進(jìn)行計(jì)算，如電廠設(shè)計(jì)院一般用GLIF，而化工設(shè)計(jì)院一般用Caesar 等等。氣體管道的安裝方法有螺紋聯(lián)接：主要適用于小直徑管道。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳鋁合金管道安裝改造,管道" src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913768105469/8003310.png"></div><p style="text-indent:25px">氣體管道的注意事項(xiàng)管徑為1/8的管路很細(xì)且特軟，安裝后不直，很不美觀，建議管徑為1/8的全部換成1/4，在二級(jí)減壓器末端加一變徑就可以了，氮?dú)猓瑲鍤?，壓縮空氣，氦氣，甲烷，氧氣的已經(jīng)減壓器壓力表量程為0—25Mpa，二級(jí)減壓器為0—1.6 Mpa。乙炔一級(jí)減壓器量程為0—4 Mpa，二級(jí)減壓器為0—0.25 Mpa，氮?dú)?，氬氣，壓縮空氣，氦氣，氧氣鋼瓶接頭共用氫氣鋼瓶接頭分兩種，一是正轉(zhuǎn)鋼瓶接頭，另一是反轉(zhuǎn)。大氣瓶用的是反轉(zhuǎn)，小氣瓶用的是正轉(zhuǎn)，氣體管路每隔1.5m設(shè)一管子固定件彎曲處及閥門(mén)兩端都應(yīng)設(shè)固定件，氣體管路應(yīng)沿墻明設(shè)，以便安裝維護(hù)。壓力管道是管道中的一部分。深圳鋁合金管道安裝改造</p><p style="text-indent:25px">壓力管道是一個(gè)系統(tǒng)，相互關(guān)聯(lián)相互影響，牽一發(fā)而動(dòng)全身。深圳鋁合金管道安裝改造</p><p style="text-indent:25px">潔凈工藝管道是生物制藥生產(chǎn)工藝系統(tǒng)重心部分的工程施工，對(duì)管材及其組成件材料的要求都很高，需要加強(qiáng)對(duì)該系統(tǒng)潔凈工藝管道焊接施工的檢查，通過(guò)規(guī)范的施工控制，滿(mǎn)足工藝標(biāo)準(zhǔn)和設(shè)計(jì)要求。對(duì)潔凈室工藝管道管材的要求：1) 純化水、注射用水和純蒸汽的管道應(yīng)是316L不銹鋼電拋光管，Ra 值 <0.5 mm；2) 管材需提供熔煉爐號(hào)、制造號(hào)、制造材料,熔煉爐號(hào)在安裝現(xiàn)場(chǎng)應(yīng)可見(jiàn)。嵌墻敷設(shè)的管道要設(shè)管卡固定、在管線(xiàn)轉(zhuǎn)折處，應(yīng)預(yù)留5-10mm凈空，供自然補(bǔ)償管路因熱漲冷縮引起的伸縮變化值。深圳鋁合金管道安裝改造</p><p style="text-indent:25px">興鼎工程（深圳）有限公司致力于建筑、建材，是一家服務(wù)型公司。公司業(yè)務(wù)涵蓋特種設(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，合同能源管理等，價(jià)格合理，品質(zhì)有保證。公司從事建筑、建材多年，有著創(chuàng)新的設(shè)計(jì)、強(qiáng)大的技術(shù)，還有一批獨(dú)立的專(zhuān)業(yè)化的隊(duì)伍，確保為客戶(hù)提供良好的產(chǎn)品及服務(wù)。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造高品質(zhì)服務(wù)體驗(yàn)，為客戶(hù)成功提供堅(jiān)實(shí)有力的支持。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1351700.html</p></div></div></div></div></div><div id="3egdqxu" class="page-right twoColRt"><div id="tszwykh" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="mbtvxug" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 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