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clearfix"><h1>南京雙氧水設(shè)備封頭無錫國鑫封頭供應(yīng)</h1><div id="22j8yq2" class="proBig"><div id="iroq9pr" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179022237701/5539545.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="rvsuo3e" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179022237701/5539545.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="nhogaw2" 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>南京雙氧水設(shè)備封頭,封頭</p><p><span>***更新：</span>2021-01-19 10:25:09</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="txzqspm" 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="7p4daho" class="page-proshow02"><p class="title">詳細說明</p><div id="kewt3uw" class="box"><p><p style="text-indent:25px">封頭在加工時有許多工序可直接影響到封頭的的質(zhì)量好壞，那么在封頭加工的時候到底有哪些要求我們?nèi)プ⒁獾哪?1、為了避免薄封頭拉伸時起皺和鼓包，可先將毛坯初次予壓成拱形。S/Di=0.6~2%時，壓凸R≈0.8~0，南京雙氧水設(shè)備封頭.9Di.對于直徑大而壁薄的封頭，可分2~3次壓凸，由淺至深的壓至規(guī)定的R值。2、拼接的毛坯料的焊接接頭余高須全部打磨至與母材平齊后才可以進行壓制。當板料拼接時，其外面一條焊縫距板中心距離應(yīng)小于0.25Di且小板寬不得小于300mm.(Di--封頭內(nèi)直徑)3、拼接的毛坯板料壓凸后，需用放大鏡嚴格檢查是否有裂紋，當有懷疑時，可作表面探傷檢查。4、拼接的毛坯板料壓凸時，焊接接頭處產(chǎn)生裂紋時，應(yīng)把裂紋清理掉，南京雙氧水設(shè)備封頭，按工藝要求做焊補與探傷。封頭檢驗檢測標準：1，南京雙氧水設(shè)備封頭、檢驗用量具：檢驗用鋼直尺、銅卷尺應(yīng)分別符合JJG1和JJG4的規(guī)定。直角尺和角規(guī)或其它量具應(yīng)符合有關(guān)標準或技術(shù)文件的規(guī)定。封頭保證整體閥門流量特性與原設(shè)計要求相符。南京雙氧水設(shè)備封頭</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京雙氧水設(shè)備封頭,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179022237701/5539545.png"></div><p style="text-indent:25px">對不銹鋼封頭進行酸洗，這樣處理了以后才能夠延長其使用的壽命，而且在使用的時候會有比較好機械方面的性能。我們將不銹鋼封頭進行酸洗了以后，其表面有一層保護膜形成，它的致密性是非常好的，能夠起到保護的作用。而且一定要經(jīng)過鈍化，這樣做是為了能夠讓保護膜的防腐蝕性能更好。所以大家在進行購買不銹鋼封頭的時候，要注意檢查一下不銹鋼封頭有沒有經(jīng)過酸洗以及鈍化，只有這樣我們購買到的不銹鋼封頭才能夠更好的使用，使用的壽命才會更久。浙江臥式儲罐封頭企業(yè)封頭的功能是非常強大的，適用于多種場合。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京雙氧水設(shè)備封頭,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177816365410/2698061.png"></div><p style="text-indent:25px">封頭現(xiàn)在在比較多地方都有用到，有時，內(nèi)行人也不容易區(qū)分橢圓封頭和碟形封頭，這主要是因為兩種封頭從外觀上看還是非常相似的，下面不銹鋼封頭廠家來給大家介紹一下蝶形封頭和橢圓形封頭的區(qū)別是什么。 1、受力不同。橢圓封頭的受力能力上相比來說會好一些，這是因為相同直徑的情況下，橢圓封頭會比蝶形封頭更深一點，所以制造難度上就比碟形的稍大，而且成本會更高，雖然容積上的差異比較小，但是橢圓封頭受力會更均勻一些。 2、形狀不同。其實整體上來說兩者形狀區(qū)別不大，不過橢圓封頭是吸取了半球形封頭受力好和碟形封頭深度淺的優(yōu)點結(jié)合制造出來的，部分經(jīng)線曲率平滑連續(xù)，所以是一項開創(chuàng)性比較好的封頭產(chǎn)品。</p><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。封頭屬于壓力容器中鍋爐部件的一種，通常是在壓力容器的兩端使用的。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京雙氧水設(shè)備封頭,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178567669397/247659.png"></div><p style="text-indent:25px">壓制封頭前需要做哪些準備工作？1、運行前檢查：開機前檢查油箱上的油位指示器，如缺油應(yīng)及時補充至正常油位。檢查周圍環(huán)境是否有影響正常工作的障礙物。開機后應(yīng)先使設(shè)備各部空運轉(zhuǎn)2～3次，確認各部正常后方可正式工作。2、作業(yè)操作：將封頭平穩(wěn)放置在工裝的園環(huán)上。將2個插銷拉出至適當位置，防止封頭受壓后上移。按下按鈕，使壓頭前進或后退即可完成封頭橢圓修正工序。該設(shè)備修正封頭直徑為2150-2420mm之間。操作臺上的紅色按鈕是緊急停止按鈕，工作過程中發(fā)生異常時，按下此按鈕。工作結(jié)束后，應(yīng)及時切斷電源。按規(guī)定保養(yǎng)設(shè)備。3、安全注意要求：油缸不允許超載和超行程使用。液壓系統(tǒng)較高壓力不得超過16Mpa。操作工不允許調(diào)整溢流閥。設(shè)備啟動后，操作工不得擅自離開操作臺，如需離開，應(yīng)關(guān)閉設(shè)備，并切斷電源。從事設(shè)備調(diào)試、維修和保養(yǎng)時，必須切斷電源，使設(shè)備完全處于斷電狀態(tài)，并在電控柜上‘有人作業(yè)，禁止合閘’的警示牌，并設(shè)專人監(jiān)護。完畢后，須經(jīng)確認一切正常，方可摘除警示牌，重新啟動設(shè)備。封頭是一種由旋轉(zhuǎn)橢圓球面和圓筒形直段兩部分組成的封頭。江蘇鋁合金封頭生產(chǎn)廠家</p><p style="text-indent:25px">容器封頭又名為容器型封頭、容器封頭即為由旋轉(zhuǎn)容器球。南京雙氧水設(shè)備封頭</p><p style="text-indent:25px">封頭在下料前需要在原板材上面選擇一段試樣，需要對試樣進行物理性能測試和化學元素含量的測試，因為物理性能決定封頭的減薄率，化學元素含量決定焊接質(zhì)量。那么，在下料的時候，具體該怎么操作呢？針對這一問題，我們必須要要明白，其實下料是封頭制作的一道工序，因而這一道工序的操作質(zhì)量將會直接影響到產(chǎn)品較終的質(zhì)量。同時在下料的時候也要考慮到怎么樣排列下料才會使用料較省，達到成本較低，并且在切割圓片的時候要考慮下料圓片公差-5～+5毫米。南京雙氧水設(shè)備封頭</p><p style="text-indent:25px">無錫國鑫封頭制造有限公司主要經(jīng)營范圍是機械及行業(yè)設(shè)備，擁有一支專業(yè)技術(shù)團隊和良好的市場口碑。公司業(yè)務(wù)分為封頭，不銹鋼封頭，碳鋼封頭，鋁封頭等，目前不斷進行創(chuàng)新和服務(wù)改進，為客戶提供良好的產(chǎn)品和服務(wù)。公司將不斷增強企業(yè)重點競爭力，努力學習行業(yè)知識，遵守行業(yè)規(guī)范，植根于機械及行業(yè)設(shè)備行業(yè)的發(fā)展。國鑫封頭立足于全國市場，依托強大的研發(fā)實力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2916897.html</p></div></div></div></div></div><div id="88udpmo" class="page-right twoColRt"><div id="sr3biac" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="wvs3jbo" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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