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class="tigs"> 發(fā)信息做推廣就找產(chǎn)品網(wǎng)<br />企業(yè)電商信息綜合服務(wù)平臺 </span><div id="kgeqgik" class="searchbox"><div id="aqg4ski" class="searchLt"><div id="ioowe24" 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="4qeucio" class="clearfix searchWrap"><div id="gomkiq2" 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="sygmasq" 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 = 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src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179500944961/6307218.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ca242qg" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179500944961/6307218.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ec4ggw2" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>蘇州催化劑罐封頭生產(chǎn)廠家電話,封頭</p><p><span>***更新：</span>2021-01-10 11:32:27</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="y42sq4m" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無錫國鑫封頭制造有限公司</a></p><p><span>聯(lián)系人：</span>魏峰潔</p><p><span>郵箱: </span>239703@qq.com</p><p><span>電話: </span>13861726550</p><p><span>傳真: </span>0510_83898088</p><p><span>網(wǎng)址: </span>http://www.wxgxft.com</p><p><span>手機: </span>0510-83897088</p><p><span>地址: </span>玉祁街道曙光村</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="oweeoe2" class="page-proshow02"><p class="title">詳細說明</p><div id="eigecy4" class="box"><p><p style="text-indent:25px">封頭并不是能很好的起到密封的作用，這樣還是采用其他的安裝方式，這種方式不**是應(yīng)當便于拆卸更應(yīng)當是能起到很好的密封作用，所以比較適應(yīng)于的是螺紋配合密封膠的安裝方法，這是兩種安裝方法的融合，我們使用這種方法能起到兩個方面的效果。平封頭也稱平底封頭,按外形分為:平底沖孔封頭，蘇州催化劑罐封頭生產(chǎn)廠家電話,平底管板封頭,折邊平封頭,平底封頭(平封頭)常用于大型壓力容器和壓力管道中。平封頭的殼體材料：碳鋼，蘇州催化劑罐封頭生產(chǎn)廠家電話、不銹鋼，蘇州催化劑罐封頭生產(chǎn)廠家電話、合金鋼平封頭適用介質(zhì)：氣體、液體。封頭的功能是非常強大的，適用于多種場合。蘇州催化劑罐封頭生產(chǎn)廠家電話</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州催化劑罐封頭生產(chǎn)廠家電話,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179500944961/6307218.png"></div><p style="text-indent:25px">封頭加工的步驟有哪些？1.沖壓成形，封頭進行熱壓時，應(yīng)將上下胎模進行預(yù)熱，預(yù)熱溫度應(yīng)在150℃以上。毛坯鋼板出爐后，應(yīng)立即放到胎膜上，同時還要清理毛坯上的氧化皮和雜物，并迅速校正，以保證沖壓時溫度不低于終壓溫度。對于薄壁封頭，為了避免出現(xiàn)鼓包皺褶等現(xiàn)象，可采用兩次成形法。2.脫模，在封頭下部應(yīng)墊上緩沖物，以免碰壞。使用**卡環(huán)，擋住它的邊緣，當上模提升時，它會發(fā)生脫落。脫模后，需冷至550℃以下時才能吊運，以防發(fā)生變形。如果有試板，則應(yīng)把試板放入其中，一起進行冷卻。熱壓成形時的始壓溫度和終壓溫度應(yīng)采用熱電偶溫度計或其它方法進行測量，并做好記錄。3.坡口加工，它的坡口可選用機加工和熱切割加工兩種方法，坡口型式應(yīng)嚴格按照工藝文件要求進行。南京鋼包封頭廠封頭液壓驅(qū)動設(shè)備呈現(xiàn)缺點時，應(yīng)找到修理人員及時找到缺點，停止修理。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州催化劑罐封頭生產(chǎn)廠家電話,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179532595219/4377952.png"></div><p style="text-indent:25px">為什么多數(shù)采用標準橢圓形封頭呢？這是因為其的加工比較復(fù)雜，成本較高。到目前為止，在很多的工業(yè)領(lǐng)域中都會使用到封頭產(chǎn)品，其作為一個重要的部件，究竟起到了什么樣的作用呢？我們可以將封頭看作是壓力容器上的端蓋，是壓力容器的一個主要承壓部件，其所起的作用是密封作用。封頭類產(chǎn)品加工生產(chǎn)中，其中有一道工序叫做酸洗。之所以要進行酸洗，主要是希望通過這一到工序來將成型封頭表面的焊渣、熔渣、油污及氧化皮等污物清洗干凈。</p><p style="text-indent:25px">平板封頭是石油化工、原子能到食物制藥諸多行業(yè)壓力容器設(shè)備中不可缺少的重要部件，平封頭是壓力容器上的端蓋，是壓力容器的一個主要承壓部件，所起的作用是密封作用，一是做成了罐形壓力容器的上下底，二是管道到頭了，不預(yù)備再向前延伸了，那就用一個封頭在把管子用焊接的形式密封住，和封頭的作用差未幾的的產(chǎn)品有盲板和管帽，不外那兩種產(chǎn)品是可以拆卸的，而封頭焊好了之后是不可以再拆卸的，與之配套的管件有壓力容器、管道、法蘭盤、彎頭等產(chǎn)品，平板封頭的品質(zhì)直接關(guān)系到壓力容器的長期安全可靠運行。球形封頭適合的介質(zhì)包括蒸汽、液體和氣體。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州催化劑罐封頭生產(chǎn)廠家電話,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178079547538/7069500.png"></div><p style="text-indent:25px">在現(xiàn)代城市的建設(shè)過程中高壓鍋、大型熱加設(shè)備、石油儲蓄罐等帶有管道的器材在實際應(yīng)用過程中，就會涉及到截斷面封口問題，這樣封頭就誕生了。它就是在封口器材的基礎(chǔ)上經(jīng)過無數(shù)人的努力，經(jīng)過封頭廠專業(yè)的改造而出現(xiàn)的?，F(xiàn)在出現(xiàn)的產(chǎn)品的原材料的選擇上有了比較大的改變，不同于以往選用鋼鐵材料，而是選用新型的耐高壓高熱，抗壓能力強的原料。它具有以往的材料都不具有的優(yōu)點，能適用在各個地方，并且使用年限長，質(zhì)量過硬，不存在維修問題。封頭功能越來越多樣化，使得它的發(fā)展也是越來越壯大，在各大機械行業(yè)中頻繁使用到的封口材料。它的功能得到了比較大的提升，在抗壓能力上它的性能優(yōu)良比較大程度的改變，密封性也比原來更加優(yōu)良。被調(diào)介質(zhì)為粘性流體或含有固體懸浮物時，用封頭可以克服介質(zhì)對閥桿移動的阻力。安徽淺碟形封頭報價</p><p style="text-indent:25px">封頭一般是采用厚板沖壓成形，由于材料在成形過程中各部分的應(yīng)力應(yīng)變狀態(tài)不同。蘇州催化劑罐封頭生產(chǎn)廠家電話</p><p style="text-indent:25px">橢圓形封頭直邊段的設(shè)置一方面是防止邊界效應(yīng)形成的較大彎曲應(yīng)力與封頭和筒體對接環(huán)焊縫的焊接應(yīng)力疊加，另一方面封頭的直邊段設(shè)置便于封頭的加工、與筒體的組對，以及焊縫的無損檢測。受力角度考慮標準橢圓封頭與筒體連接后，極大地緩解了其環(huán)向壓縮薄膜應(yīng)力，一方面提高了封頭的周向穩(wěn)定性，同時也極大地減小了封頭的薄膜應(yīng)力強度值，提高了封頭強度。封頭與筒體的連接，使它們都產(chǎn)生了彎曲應(yīng)力，特別是經(jīng)向彎曲應(yīng)力，特別是經(jīng)向彎曲應(yīng)力，以致形成封頭的較大應(yīng)力。直邊段的設(shè)置，避免了封頭彎曲應(yīng)力與筒體對接環(huán)焊縫的應(yīng)力疊加。制造角度考慮橢圓形封頭直邊段的設(shè)置，有利于因沖壓邊緣折皺嚴重而難于修復(fù)時切割部分或全部直邊。同時避免封頭和圓筒的連接焊縫處出現(xiàn)徑向曲率半徑突變，以改善焊縫的受力狀況。直邊段的設(shè)置有利于封頭與筒體組對時的裝配，另外封頭與筒體之間的焊縫兩邊直邊段的存在有利于無損檢測的進行。蘇州催化劑罐封頭生產(chǎn)廠家電話</p><p style="text-indent:25px">無錫國鑫封頭制造有限公司致力于機械及行業(yè)設(shè)備，以科技創(chuàng)新實現(xiàn)***管理的追求。國鑫封頭深耕行業(yè)多年，始終以客戶的需求為向?qū)?，為客戶提?**的封頭，不銹鋼封頭，碳鋼封頭，鋁封頭。國鑫封頭始終以本分踏實的精神和必勝的信念，影響并帶動團隊取得成功。國鑫封頭始終關(guān)注機械及行業(yè)設(shè)備市場，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/2787210.html</p></div></div></div></div></div><div id="wci2eio" class="page-right twoColRt"><div id="eca0mkq" class="box01 margin10 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