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"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(huì)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="akmdu8u" class="twoCol"><div id="qzgnpry" 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-_yjkc/">冶金礦產(chǎn)</a>?<a href="http://www.cdcfah.com/cp/second-yjkc_bxgc/">不銹鋼材</a>?<a href="http://www.cdcfah.com/cp/third-bxgc_bxgyg/">不銹鋼圓鋼</a>?北京高精密無縫不銹鋼管創(chuàng)新服務(wù) 無錫名揚(yáng)不銹鋼供應(yīng)</p><div id="wf7ubda" class="leftbox clearfix"><h1>北京高精密無縫不銹鋼管創(chuàng)新服務(wù) 無錫名揚(yáng)不銹鋼供應(yīng)</h1><div id="3va7vnj" class="proBig"><div id="9vq2brd" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/18651011115/637320767155517579/5889134.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="wfmlxzg" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/18651011115/637320767155517579/5889134.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="gvxevcc" 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>北京高精密無縫不銹鋼管,不銹鋼無縫管</p><p><span>***更新：</span>2020-11-24 01:14:18</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="bpwt3ac" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無錫名揚(yáng)不銹鋼有限公司</a></p><p><span>聯(lián)系人：</span>魏衍冉</p><p><span>郵箱: </span>851011115@qq.com</p><p><span>電話: </span>18651011115</p><p><span>傳真: </span>0510_</p><p><span>網(wǎng)址: </span>http://www.mybxg0510.com</p><p><span>手機(jī): </span>0510-66035630</p><p><span>地址: </span>東方鋼材城二期七棟</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="77p3bdf" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="j7d9jhy" class="box"><p><p style="text-indent:25px">不銹鋼無縫管在尿素-氨基甲酸鹽溶液中具有良好的耐蝕性，在氯化物環(huán)境中擁有很高的抗應(yīng)力腐蝕開裂能力。同時(shí)，該雙相不銹鋼機(jī)械性能優(yōu)異，可應(yīng)用于安全性要求較高的廠房建設(shè)。用到不銹鋼無縫管的主要是排氣系統(tǒng)，占汽車不銹鋼總用量的1/2以上，80%為鐵素體不銹鋼無縫管。汽車發(fā)動(dòng)機(jī)產(chǎn)生的廢氣通過廢氣進(jìn)氣管、前管、軟管、轉(zhuǎn)換器、中心管從消聲器中流出。排氣系統(tǒng)常用鋼種有409L，436L等，北京高精密無縫不銹鋼管。汽車消聲器主要使用不銹鋼無縫管。據(jù)測算，汽車用到的不銹鋼無縫管占到整個(gè)下游對(duì)不銹鋼管用量的大約1，北京高精密無縫不銹鋼管，北京高精密無縫不銹鋼管.5%，而不銹鋼無縫管和焊管的使用比例大約2:1。316不銹鋼無縫管是一種具有中空截面、周邊沒有接縫的長條鋼材。北京高精密無縫不銹鋼管</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京高精密無縫不銹鋼管,不銹鋼無縫管" src="https://tyunfile.71360.com/UploadFile/18651011115/637320767155517579/5889134.png"></div><p style="text-indent:25px">不銹鋼無縫管的哪些因素會(huì)影響壽命呢？在爐卷軋機(jī)上，不銹鋼沖壓彎頭管件整個(gè)長度上的熱機(jī)械歷史明顯變化，尤其是在微不銹鋼沖壓彎頭管件出產(chǎn)中，將強(qiáng)烈影響精軋機(jī)上產(chǎn)生的再結(jié)晶程度、晶粒長大及析出，并且導(dǎo)致整個(gè)不銹鋼沖壓彎頭管件長度上的顯微組織和機(jī)能會(huì)有劇烈變化。在這種情況下需要將絲錐端面磨短，但端面磨短后可能會(huì)對(duì)絲錐的使用機(jī)能產(chǎn)生不利影響。絲錐端面磨短前、后絲錐與被加工工件的關(guān)系可見，端面磨短后絲錐螺紋部不能正常導(dǎo)入孔內(nèi)，而是被端面壓進(jìn)去孔內(nèi)，從而影響絲錐的使用機(jī)能。北京高精密無縫不銹鋼管不銹鋼無縫管的壁厚越厚，它就越具有經(jīng)濟(jì)性和實(shí)用性。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京高精密無縫不銹鋼管,不銹鋼無縫管" src="https://tyunfile.71360.com/UploadFile/18651011115/637320766939511719/5386890.png"></div><p style="text-indent:25px">不銹鋼無縫管按GB14975-94《不銹鋼無縫鋼管》規(guī)定，鋼管通常長度(不定尺)熱軋鋼管1.5～10m，熱擠壓鋼管等于和大于1m。冷拔(軋)鋼管壁厚0.5～1.0mm者，1.0～7m；壁厚大于1.0mm者，1.5～8m。熱軋(熱擠壓)鋼管的直徑54～480mm共45種；壁厚4.5～45mm共36種。冷拔(軋)鋼管的直徑6～200mm共65種；壁厚0.5～21mm共39種。鋼管內(nèi)外表面不得有裂縫、折疊、龜裂、裂紋、軋折、離層和結(jié)疤缺陷存在，這些缺陷應(yīng)完全去除掉(供機(jī)械加工用管除外)，去除后不得使壁厚和外徑超過負(fù)偏差。凡不超過允許負(fù)偏差的其他輕微表面缺陷可不去除。直道允許深度。熱軋、熱擠壓鋼管、直徑小于和等于140mm的不大于公稱壁厚的5%，較大深度不大于0.5mm；冷拔(軋)鋼管不大于公稱壁厚的4%，較大深度不大于0.3mm。</p><p style="text-indent:25px">不銹鋼無縫管：以其良好的抗腐蝕性和承壓耐高溫等性能，常用用在工程及大型設(shè)備上輸送流體管道，也可用于電站及核電站鍋爐上耐高溫、高壓的輸送流體集箱及管道等。不銹鋼無縫管衛(wèi)生可靠且不用擔(dān)心紅水、青水等現(xiàn)象。不銹鋼無縫管耐沖擊。由于不銹鋼無縫管的表面會(huì)形成一層薄薄的保護(hù)膜，雖然此保護(hù)膜約為3×10—6毫米，但非常強(qiáng)韌，即使被破壞，只要旁邊有氧氣，即可馬上再生而防止生銹，只要知道不銹鋼無縫管的特性并正確使用的話，在水管或達(dá)100℃熱水等腐蝕性較少的管件下，幾乎不用擔(dān)心會(huì)生銹，也不用擔(dān)心在鍍鋅鋼管內(nèi)產(chǎn)生常見的“生銹突起物”所造成的內(nèi)徑變小或阻力增大等現(xiàn)象，能獲得不會(huì)堵塞的水流。不銹鋼無縫管出現(xiàn)沙眼要如何解決呢？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京高精密無縫不銹鋼管,不銹鋼無縫管" src="https://tyunfile.71360.com/UploadFile/18651011115/637320767057500000/8324080.png"></div><p style="text-indent:25px">不銹鋼無縫管的加工工藝是什么呢？在氣體保護(hù)下，焊接時(shí)不銹鋼表面的鉻和鎳不會(huì)受到氧化，保留了不銹鋼原有的特質(zhì)及耐腐蝕性能。不銹鋼無縫管酸洗鈍化，酸洗鈍化可以使水管和管件內(nèi)外壁產(chǎn)生一層薄而致密、堅(jiān)硬的鈍化膜，鈍化膜的存在是不銹鋼管件防止腐蝕的根本原因。密封材料是不銹鋼無縫管路的使用壽命的關(guān)鍵點(diǎn)，密封材料的使用壽命決定了不銹鋼管路的使用壽命。我們的不銹鋼管件采用國外進(jìn)口的氯化丁基密封圈，材料物理性能遠(yuǎn)遠(yuǎn)高于國內(nèi)膠料。不銹鋼無縫管要如何鑒別呢？山東304無縫精密不銹鋼管</p><p style="text-indent:25px">304不銹鋼無縫管是一種耐空氣、蒸汽、水等和酸、堿、鹽等腐蝕的鋼管，我們又稱它為不銹耐酸鋼管。北京高精密無縫不銹鋼管</p><p style="text-indent:25px">按不銹鋼金相組織不同分半鐵素體半馬氏體系不銹鋼無縫管、馬氏體不銹鋼無縫管、奧氏體系不銹鋼無縫管、奧氏體-鐵素鐵系不銹鋼無縫管等。按GB14975-2002《不銹鋼無縫鋼管》規(guī)定，鋼管通常長度(不定尺)熱軋鋼管1.5～10m，熱擠壓鋼管等于和大于1m。冷拔(軋)鋼管壁厚0.5～1.0mm者，1.0～7m；壁厚大于1.0mm者，1.5～8m。熱軋(熱擠壓)鋼管的直徑54～480mm共45種；壁厚4.5～45mm共36種。冷拔(軋)鋼管的直徑6～200mm共65種；壁厚0.5～21mm共39種。北京高精密無縫不銹鋼管</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2114941.html</p></div></div></div></div></div><div id="apr37vh" class="page-right twoColRt"><div id="xwdpjfm" class="box01 margin10 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