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id="a4sucj7" class="twoCol"><div id="hs7nfmt" 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>?南通316L封頭企業(yè) 無錫國鑫封頭供應(yīng)</p><div id="2g9xug3" class="leftbox clearfix"><h1>南通316L封頭企業(yè) 無錫國鑫封頭供應(yīng)</h1><div id="ul3yvxz" class="proBig"><div id="zxhtabi" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178099889202/9986177.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="dc3u7pm" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178099889202/9986177.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="q3eby8b" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)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>南通316L封頭企業(yè),封頭</p><p><span>***更新：</span>2021-01-18 10:22:48</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="d7h8spg" 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(jī): </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="dgeg2bi" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="z82tkx7" class="box"><p><p style="text-indent:25px">旋壓橢圓封頭的制造過程一般包括了下料、壓鼓和翻邊。翻邊是使用翻邊機(jī)器加工封頭的折邊部分，再由內(nèi)成型輪壓制封頭折邊部分的半徑，翻邊成型后是旋壓橢圓封頭了，它其實(shí)是一種特定幾何形狀的碟形封頭。另一方面，標(biāo)準(zhǔn)橢圓封頭與旋壓橢圓封頭在壓力分布上也不一樣，南通316L封頭企業(yè)。旋壓橢圓封頭的周向應(yīng)力在公切點(diǎn)處的應(yīng)力標(biāo)準(zhǔn)比標(biāo)準(zhǔn)橢圓封頭的周向應(yīng)力要大。不銹鋼封頭在生產(chǎn)的時(shí)候，是一定會(huì)進(jìn)行酸洗的，南通316L封頭企業(yè)，因?yàn)榉忸^生產(chǎn)中表面的不銹鋼一層保護(hù)膜會(huì)受到破壞，南通316L封頭企業(yè)，一般使用的壽命都不會(huì)特別的長。不銹鋼封頭在產(chǎn)品質(zhì)量上的控制其實(shí)和一般的封頭沒有什么太大區(qū)別。南通316L封頭企業(yè)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通316L封頭企業(yè),封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178099889202/9986177.png"></div><p style="text-indent:25px">應(yīng)反復(fù)酸洗封頭幾次方能去除。尤其是復(fù)合板封頭在酸洗過程中，應(yīng)采用有效的保護(hù)措施，防止碳鋼層被腐蝕。酸洗完畢后，要讓其快速風(fēng)干，且內(nèi)部不得有剩余酸液。在封頭類產(chǎn)品制造過程中，必須要嚴(yán)格控制其的生產(chǎn)工藝。其中在下料環(huán)節(jié)，需要在保證產(chǎn)品質(zhì)量的情況下，盡可能節(jié)省材料。比如在1700毫米的封頭下料尺寸為φ2050毫米；通常下料的板材的標(biāo)準(zhǔn)寬度只有1500,2000,2200毫米等。這種情況下我們通常是選用寬度1500毫米的板材進(jìn)行下料。同時(shí)為了保證其的寬度，因而需要下兩塊料。安徽散裝水泥罐車封頭廠封頭的安裝步驟要遵守規(guī)范，避免不能正常使用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通316L封頭企業(yè),封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179614381692/2265333.png"></div><p style="text-indent:25px">封頭毛坯是如何制作的？1.封頭毛坯尺寸(計(jì)算公式)：P=1.2(PN+δ+2h)。2.劃下料線時(shí),先劃十字中心線,再劃坯料線及人孔開孔線,人孔之長短軸要與十字中心線重合且長軸必須與鋼板軋制方向垂直(軋制方向通常為鋼板長度方向)。3.下料時(shí),封頭毛坯外圓可用手工切割，易采用定心切割,推薦采用仿形切割。4.封頭毛坯的拼接：封頭毛坯應(yīng)盡量采用整塊鋼板制成。若需拼接時(shí),允許由兩塊鋼板按GB/T25198-2010標(biāo)準(zhǔn)和GB/T25198-2010標(biāo)準(zhǔn)、施工圖樣進(jìn)行。焊接后，內(nèi)表面拼接焊縫以及影響成形質(zhì)量的外表面拼接焊縫,在成形前應(yīng)將焊縫余高打磨至與母材齊平,鏟平長度為離圓坯外邊緣300～350mm。5.當(dāng)壓制有孔封頭時(shí)，中間開的小孔應(yīng)光滑平整，鋸齒形的氣割邊緣應(yīng)修磨光滑，以免壓孔翻邊時(shí)出現(xiàn)開裂現(xiàn)象。6.毛坯必須按〈規(guī)定〉進(jìn)行材質(zhì)標(biāo)記移植,標(biāo)記必須清晰正確。加熱爐周圍的障礙物必須清理,加熱爐內(nèi)的雜物應(yīng)清理,裝爐前,應(yīng)把坯料上的雜物清理干凈。檢查送料工具,保證運(yùn)轉(zhuǎn)正常，安全裝爐。</p><p style="text-indent:25px">半球封頭是由一塊園形坯料，經(jīng)圧制而成其為半球形。在低溫鍛造時(shí)，鍛件的尺寸變化比較小。在700℃以下鍛造，氧化皮形成少，而且表面無脫碳現(xiàn)象。因此，只要變形能在成形能范圍內(nèi)，冷鍛容易得到比較好的尺精度和表面光潔度。只要控制好溫度和潤滑冷卻，700℃以下的溫鍛也可以獲得比較好的精度。熱鍛時(shí)，由于變形能和變形阻力都比較小，可以鍛造形狀復(fù)雜的大鍛件。要得到高尺寸精度的鍛件，可在900-1000℃溫度域內(nèi)用熱鍛加工。半球封頭在圧力成型時(shí)，其坯料中間部份的材料會(huì)被拉伸，而邊緣部份則被圧縮，這樣要有一個(gè)平穏的變形過程，加熱坯料就會(huì)使這一過程變得平穩(wěn)，采用“油圧”或“水圧”這樣比較慢的加圧方式會(huì)使其變形過程更加平穩(wěn)。而“沖圧”過程大快了，除了板厚適中的小型半球封頭還有個(gè)別用沖圧工藝外，其余全部是坯料加熱后采用油圧或水圧成型工藝。以其形狀區(qū)別于橢園封頭與碟形平板封頭。除了半球封頭之外，還有其他類型的封頭，根據(jù)類型差異，它們的成型工藝也會(huì)有區(qū)別。封頭的種類比較多，包括凸形封頭、錐殼、變徑段、平蓋及緊縮口的設(shè)計(jì)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通316L封頭企業(yè),封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179482507527/8505274.png"></div><p style="text-indent:25px">封頭加工廠家的我就來跟大家講一講有關(guān)封頭加工需要注意的問題吧！首先，在加工中需要注意，配料在冷鍛的時(shí)候就需要進(jìn)行加工，出現(xiàn)變形和硬化的情況，這種也是為了讓模具有更好的負(fù)載能力，而使用上基本上都是**度的鍛造模具，采用的都是防止磨損和粘結(jié)的硬質(zhì)潤滑膜處理方法，這樣效果會(huì)好比較多。然后，這個(gè)需要在退火之后還能保證良好的形變能力，而且使用上而會(huì)有更好的潤滑效果，特別是不銹鋼封頭有的會(huì)進(jìn)行磷化處理，這種在加工上對(duì)工藝的要求也就高不少，特別是比較多斷面中不能進(jìn)行潤滑處理，也有的在這個(gè)過程中放棄潤滑處理方式。其中溫鍛上也有一定的優(yōu)勢，可以明顯的提高鍛件的精度和質(zhì)量，而且整體上也沒有冷鍛需要那么大的成形力，溫鍛工藝上的應(yīng)用和鍛件材料上也會(huì)有明顯的改進(jìn)，不過溫鍛上不太適合的也有，就比如說形狀非常的復(fù)雜，碳含量比較低的精密鍛件。末尾，冷鍛工藝上就可以比較好的成型，冷鍛的方式上也比較難解決，特別是后續(xù)用冷鍛的成型工藝上成本還是比較高的，比較適合一些低碳的產(chǎn)品，這種產(chǎn)品溫鍛不好處理。球形封頭和筒體采用同樣薄厚還有益于降低鑄造缺陷、提升電焊焊接品質(zhì)，也相對(duì)減少器皿制造成本。連云港鋁合金封頭廠家</p><p style="text-indent:25px">封頭保證整體閥門流量特性與原設(shè)計(jì)要求相符。南通316L封頭企業(yè)</p><p style="text-indent:25px">封頭起到長期、有效的保持。所以，當(dāng)我們在選擇要用怎樣的不銹鋼封頭的時(shí)候，一定要確定好封頭的類型。主要考慮的有這幾個(gè)方面，一是從審美的角度，二是考慮零件所處的環(huán)境，三是在使用的時(shí)候，采用怎樣的清理方式。不銹鋼封頭的使用需要注意的方向1.對(duì)封頭的外周長進(jìn)行測量；2.把測量所得的封頭的外周長，進(jìn)行4等分，然后在筒體和封頭上，做上標(biāo)記；3.是進(jìn)行定位焊接，即在封頭和筒體之間進(jìn)行，焊接的定位點(diǎn)，主要是根據(jù)直徑和板厚具體情況來進(jìn)行選擇的。南通316L封頭企業(yè)</p><p style="text-indent:25px">無錫國鑫封頭制造有限公司位于玉祁街道曙光工業(yè)園。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個(gè)細(xì)節(jié)，公司旗下封頭，不銹鋼封頭，碳鋼封頭，鋁封頭深受客戶的喜愛。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠信為本的理念，打造機(jī)械及行業(yè)設(shè)備良好品牌。國鑫封頭憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來的聲譽(yù)和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2902030.html</p></div></div></div></div></div><div id="veld4tq" class="page-right twoColRt"><div id="kjbi97l" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="3odf9nu" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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