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class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913741406250/915889.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="drjgdkm" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913741406250/915889.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="rqszbn3" 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>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>惠州鋁合金管道安裝改造,管道</p><p><span>***更新：</span>2020-09-10 10:09:11</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="jyvcz3a" 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: </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: </span>0788-28482399</p><p><span>地址: </span>坂田街道水庫路2號6棟11層?</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="24rj8ak" class="page-proshow02"><p class="title">詳細說明</p><div id="tn7iciu" class="box"><p><p> 我們常說的壓力管道，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0.1MPa（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)，惠州鋁合金管道安裝改造、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)沸點的液體介質(zhì)，且公稱直徑大于25mm的管道。壓力管道可分四大類：GA類壓力管道（長輸管道）、GB類壓力管道（公用管道），惠州鋁合金管道安裝改造、GC類壓力管道（工業(yè)管道），惠州鋁合金管道安裝改造、GD類壓力管道（動力管道）。 </p> <p> <br /> 鋁管系統(tǒng)更簡單安裝和修改比鋼或銅管系統(tǒng)?；葜蒌X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="惠州鋁合金管道安裝改造,管道" src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913741406250/915889.png"></div><p style="text-indent:25px">通過氣瓶和輸送管道將載氣輸送給儀器，在氣瓶出口裝有單向閥，可避免更換氣瓶時有空氣和水分混入，另外在一端安裝泄壓開關(guān)球閥，將多余的空氣和水分排放后再接入儀器管道，保證儀器用氣的純度。集中供氣系統(tǒng)采用二級減壓保證壓力的穩(wěn)定，采用二級減壓的方式，一是，經(jīng)過一級減壓后，干路壓力比氣瓶壓力較大降低，起到了緩沖管道壓力的作用，提高了用氣的安全，降低了應(yīng)用的風(fēng)險，二是保證儀器供氣入口壓力的穩(wěn)定，降低了因為氣體壓力波動而引起的測量誤差，保證了儀器使用的穩(wěn)定性。由于實驗室有些儀器需要使用易燃氣體，如甲烷，乙炔，氫氣，做這易燃氣體的管路時，應(yīng)注意管路盡量短，減少中間接頭的連接，同時，氣瓶一定裝入防爆氣瓶柜內(nèi)，氣瓶輸出端接回火器，可阻止火焰回流氣瓶引起的，防爆氣瓶柜頂端應(yīng)有連接到室外的通風(fēng)排氣口，且有泄漏報警裝置，一旦泄漏能及時報警并將氣體排到室外。惠州鋁合金管道施工公司氣體管道可能承受許多種外力的作用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="惠州鋁合金管道安裝改造,管道" src="https://tyunfile.71360.com/UploadFile/xdgc123/637304913716777344/3936614.png"></div><p style="text-indent:25px">蒸汽管道分為兩種工作狀態(tài)，一個溫度高，一個近似于環(huán)境溫度，在冷熱交替變換中，會因為熱脹冷縮原理而產(chǎn)生位移和受力，管道越長，位移和受到的力越大，為了防止管道發(fā)生損壞，需要采取措施進行規(guī)避，于是就有了這個彎，也被稱作為“膨脹節(jié)”，是用來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。我國對于膨脹節(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)計規(guī)范》4.8.17條;采暖管道必須計算其熱膨脹。當(dāng)利用管段的自然補償不能滿足要求時，應(yīng)設(shè)置補償器。其它如電力化工設(shè)計規(guī)范都有此要求，甚至有的還要求用軟件進行計算，如電廠設(shè)計院一般用GLIF，而化工設(shè)計院一般用Caesar 等等。</p><p> 承插聯(lián)接：主要用于鑄鐵管、混凝土管、陶土管及其聯(lián)接件之間的聯(lián)接，只適用于在低壓常溫條件下工作的 </p> <p> 給水、排水和煤氣管道。聯(lián)接時，一般情況在承插口的槽內(nèi)先填入麻絲、棉線或石棉繩，然后再用石棉水泥或鉛 </p> <p> 等材料填實，而且還可在承插口內(nèi)填入橡膠密封環(huán)，使其具有較好的柔性，容許管子有少量的移動。焊接聯(lián)接： </p> <p> 焊接聯(lián)接的強度和密封性較好，焊接連接適用于各種管道，省工省料，但是拆卸時必須切斷管子和管子聯(lián)接件。這個是需要注意的。 </p> <p> <br /> 潔凈工藝管道對管材及其組成件材料的要求都很高。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="惠州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">壓力管道的設(shè)計是據(jù)介質(zhì)種類、壓力、溫度選擇管道材料，據(jù)介質(zhì)種類、壓力、溫度選擇管道材料，進行管道布置方案、確定管道走向、敷設(shè)方式，繪制管道布置圖、軸側(cè)圖，編制管道特性表，進行應(yīng)力、熱補償、支架推力計算，向有關(guān)專業(yè)提供土建資料，成設(shè)計圖紙、圖紙會簽。管道應(yīng)盡可能架空敷設(shè)，必要時也可埋地或者管溝敷設(shè)，便于安裝、生產(chǎn)和維修，盡量使用吊架設(shè)計，使管道盡量靠近已有的建筑物和構(gòu)筑物，但應(yīng)避免柔性大的構(gòu)件承受較大荷載。壓力管道有架空、沿地、埋地，甚至經(jīng)常是高空作業(yè)，環(huán)境條件較差，質(zhì)量控制要求較高。東莞氨氣管道安裝公司</p><p style="text-indent:25px">壓力管道種類多，數(shù)量大，設(shè)計，制造，安裝，檢驗，應(yīng)用管理環(huán)節(jié)多，與壓力容器大不相同?；葜蒌X合金管道安裝改造</p><p style="text-indent:25px">氧氣管道中氧氣較高允許流速的控制, 是一個非常重要的安全問題。流速過大, 高壓純氧與鋼管壁的摩擦、與雜質(zhì)顆粒間及其與鋼管壁的摩擦和碰撞, 會引起氧氣管道溫度升高, 進而引發(fā)燃爆事故, 這已被事實驗證。國外試驗報告說明, 碳鋼管道內(nèi)存有鐵粉或未完全氧化的氧化亞鐵粉末, 它們在純氧中的著火溫度*為300 ℃～ 400 ℃, 并隨氧氣壓力增高和粒度減小而降低, 這些微粒的燃燒導(dǎo)致碳鋼管起火。不銹鋼雖然不產(chǎn)生銹蝕, 但它含有大量鐵元素和少量可燃的碳元素,且導(dǎo)熱性能差,只有碳鋼的 1/ 3 ,不易散熱, 當(dāng)有摩擦、撞擊等激發(fā)能源時仍能引燃?；葜蒌X合金管道安裝改造</p><p style="text-indent:25px">興鼎工程（深圳）有限公司總部位于坂田街道水庫路2號6棟11層?，是一家興鼎工程專業(yè)無塵車間設(shè)計安裝、潔凈室工程、機電安裝工程、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)備檢測辦證、安全閥壓力表檢測、壓力容器檢測辦證的公司。興鼎工程作為興鼎工程專業(yè)無塵車間設(shè)計安裝、潔凈室工程、機電安裝工程、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)備檢測辦證、安全閥壓力表檢測、壓力容器檢測辦證的企業(yè)之一，為客戶提供良好的特種設(shè)備檢測辦證，壓力管道設(shè)計安裝，無塵車間設(shè)計施工，合同能源管理。興鼎工程繼續(xù)堅定不移地走高質(zhì)量發(fā)展道路，既要實現(xiàn)基本面穩(wěn)定增長，又要聚焦關(guān)鍵領(lǐng)域，實現(xiàn)轉(zhuǎn)型再突破。興鼎工程始終關(guān)注建筑、建材市場，以敏銳的市場洞察力，實現(xiàn)與客戶的成長共贏。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1228966.html</p></div></div></div></div></div><div id="49yak2y" class="page-right twoColRt"><div id="zold77t" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="qacj5my" 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" 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