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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="3ga7ti3" class="clearfix searchWrap"><div id="n8ryiey" 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="8lsko3v" 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 href="http://www.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://www.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="ofh8ykh" class="twoCol"><div id="dsvp8ws" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_wjgj/">五金、工具</a>?<a href="http://www.cdcfah.com/cp/second-wjgj_guanjianbi/">管件</a>?<a href="http://www.cdcfah.com/cp/third-guanjianbi_fengtou/">封頭</a>?蘇州爐底封頭加工無錫國鑫封頭供應(yīng)</p><div id="gvcetmj" class="leftbox clearfix"><h1>蘇州爐底封頭加工無錫國鑫封頭供應(yīng)</h1><div id="gqdaxeb" class="proBig"><div id="vfc8d8z" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179532595219/4377952.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3lxpbip" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179532595219/4377952.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vkhe8uw" 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>蘇州爐底封頭加工,封頭</p><p><span>***更新：</span>2020-10-30 10:36:06</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="hqip7hj" 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(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="ixzg8nu" class="page-proshow02"><p class="title">詳細說明</p><div id="ti3x3k7" class="box"><p><p style="text-indent:25px">封頭等到冷卻結(jié)束之后，心部的冷卻體積也不能進行自由的收縮，蘇州爐底封頭加工，會讓材料和熱處理工藝受到影響。如果冷度速度快，那么相對的碳含量和合金量也越高，在進行冷卻的時候存在不均勻塑形的幾率越高，會形成殘余應(yīng)力的可能性也越大。其實封頭的變大都表現(xiàn)在表層的受應(yīng)拉力、心部受壓應(yīng)力，這都和熱應(yīng)力是相反的，所以說應(yīng)力的大小和冷卻速度、形狀、材料的化學(xué)成分有關(guān)。封頭是安裝在一定體積的容器上的時候，蘇州爐底封頭加工，蘇州爐底封頭加工，要求其盡可能的起到密封的效果。封頭蝶板的運動帶有擦拭性，故大多數(shù)的封頭可用于帶懸浮固體顆粒的介質(zhì)。蘇州爐底封頭加工</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州爐底封頭加工,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179532595219/4377952.png"></div><p style="text-indent:25px">在石油化工等相關(guān)領(lǐng)域中，為了保證生產(chǎn)作業(yè)的有效進行，因而需要使用一些裝置和部件。比如在使用壓力容器設(shè)備的時候，封頭就成為了一種不可缺少的重要部件。封頭指的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。在實際應(yīng)用中，針對于現(xiàn)場條件和要求可以將其設(shè)計為不同的結(jié)構(gòu)，一種是做成罐形壓力容器的上下底，另一種則是管道到頭了，不準備再向前延伸了，那就用一個封頭在把管子用焊接的形式密封住。和封頭的作用差不多的的產(chǎn)品有盲板和管帽。徐州封頭報價封頭建立了閥桿位移量與控制器輸出信號之間的一一對應(yīng)關(guān)系。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州爐底封頭加工,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178497552657/309419.png"></div><p style="text-indent:25px">橢圓封頭即為由旋轉(zhuǎn)橢圓球面和圓筒形直段兩部分組成的封頭。其作用是.管道到頭了，不準備現(xiàn)延伸了，用封頭焊到管子上，做為一個末端來使用。或者是用在壓力容器上，上下各有一個封頭，中間是一個直管段，做為壓力容器的罐子用。由于橢圓形封頭的深度介于半球形和碟形封頭之間，對沖壓設(shè)備及模具的要求、制造難度亦介于兩者之間，即比半球形封頭容易，比碟形封頭困難。橢圓形封頭因綜合性能較好，被普遍用于中低壓容器。近年來由于采用旋壓制遣工藝，為制造大直徑橢圓形封頭帶來了方便。</p><p style="text-indent:25px">封頭需要注意的是，當(dāng)支臂的板厚較大時，此時封頭兩個側(cè)面上的圓弧尺寸不相同，需要分別進行計算。不銹鋼封頭在進行使用時屬于封頭的一種，在進行使用時主要是用來封堵不銹鋼管道的，比如其管道到頭冷熱，可以用它作為封堵，或者想要圓管成為一種容器的時候，只要在圓管的兩頭焊上封頭就能夠?qū)崿F(xiàn)了。不過它與盲板、管帽、堵頭等產(chǎn)品也有一些相似的地方，所以使用的時候是需要區(qū)別的。使用不銹鋼封頭人們對它的使用要求，主要是希望它能夠?qū)ㄖ锏脑?。將連接在閥桿上的銷釘靠近封頭，這樣就將反饋杠桿的有效長度縮短。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州爐底封頭加工,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179742369306/9282842.png"></div><p style="text-indent:25px">封頭用以制造機械零件、工件、工具或毛坯的成形加工方法。不銹鋼封頭鍛造的受力面積會有所減少，所需要的荷載也會降低；當(dāng)加工硬化達一定程度時，如繼承形變，便有開裂或脆斷的危險，成形后其殘余應(yīng)力極易引起工件自爆破裂。擺輾、擺旋鍛和輾環(huán)也可用精鍛加工。不銹鋼封頭的承受壓力，恢復(fù)力是封頭一個重要的參數(shù)，承受壓力低可能會導(dǎo)致使用中封頭有開裂的情況發(fā)生。如果我們提高橢圓不銹鋼封頭的加工溫度，再改變其大小，同時在變形的時候?qū)⑾鄳?yīng)的壓制區(qū)域變大，還可以將它的量控制在一定程度。封頭為了防止對外泄漏，往往將填料壓得很緊。連云港SS油罐封頭廠</p><p style="text-indent:25px">封頭在石油、煤氣、化工、水處置等普通工業(yè)上得到普遍應(yīng)用。蘇州爐底封頭加工</p><p style="text-indent:25px">封頭不可以因為出現(xiàn)溫差而導(dǎo)致封頭的體積出現(xiàn)膨脹或者是收縮，這都是因為溫差而產(chǎn)生的熱應(yīng)力，較終會導(dǎo)致工件的表面受到壓力而拉傷。在進行環(huán)縫處理的時候，焊縫的兩側(cè)在加熱的寬度上都不能小于整個壁厚的兩倍。如果只局部加熱的話，較好是可以采用火焰的噴燒或者是其他的形式。正常情況下熱處理的溫度較好是可以控制在620℃±10，而爐內(nèi)的工件溫差也不能大于65℃。在整個保溫結(jié)束之后，可以隨著爐子慢慢的將溫度降低到00℃以下，之后才可以將工件出爐進行冷卻。蘇州爐底封頭加工</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。國鑫封頭作為主營封頭、橢圓封頭、碟形封頭、球冠封頭、半球封頭、錐形封頭、爐臺殼體、平底封頭、攪拌車封頭、**車封頭、SF/SS 雙層油罐封頭、方圓封頭、鴨蛋封頭及雙相鋼、鋁鎂合金、鈦合金等特種材料封頭。主要運用于壓力容器設(shè)備、制藥設(shè)備、環(huán)保設(shè)備、罐體運輸車輛等行業(yè)的企業(yè)之一，為客戶提供良好的封頭，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。國鑫封頭創(chuàng)始人魏國中，始終關(guān)注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務(wù)。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1774824.html</p></div></div></div></div></div><div id="iryvf33" class="page-right twoColRt"><div id="gfcelc3" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="onum2et" class="recomPic likePro"><a 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