連云港球形封頭生產(chǎn)制造廠家無(wú)錫國(guó)鑫封頭供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="當(dāng)我們?cè)谶M(jìn)行不銹鋼封頭生產(chǎn)的時(shí)候，連云港球形封頭生產(chǎn)制造廠家，其表面的不銹鋼一層保護(hù)膜會(huì)受到破壞，這樣的話在我們對(duì)其進(jìn)行加工了以后，連云港球形封頭生產(chǎn)制造廠家，一般使用的壽命都不會(huì)特別的長(zhǎng)。所以一般當(dāng)我們進(jìn)行生產(chǎn)時(shí)就會(huì)對(duì)不銹鋼封頭進(jìn)行酸洗，"><meta name="keywords" content="連云港球形封頭生產(chǎn)制造廠家,封頭"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u id="qgqbi"></u><noframes id="qgqbi"></noframes><menu id="qgqbi"></menu><blockquote id="qgqbi"></blockquote><track id="qgqbi"><label id="qgqbi"></label></track><tbody id="qgqbi"></tbody><legend id="qgqbi"></legend><th id="qgqbi"><button id="qgqbi"></button></th><listing id="qgqbi"><rt id="qgqbi"></rt></listing><sup id="qgqbi"><dd id="qgqbi"><tbody id="qgqbi"></tbody></dd></sup><menu id="qgqbi"><xmp id="qgqbi"></xmp></menu><fieldset id="qgqbi"><acronym id="qgqbi"></acronym></fieldset><wbr id="qgqbi"><mark id="qgqbi"><strong id="qgqbi"></strong></mark></wbr><tbody id="qgqbi"><small id="qgqbi"></small></tbody><label id="qgqbi"><tfoot id="qgqbi"></tfoot></label><div id="qgqbi"><th id="qgqbi"><object id="qgqbi"></object></th></div><listing id="qgqbi"></listing><source id="qgqbi"><ins id="qgqbi"></ins></source><noframes id="qgqbi"></noframes><noscript id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"></tt></strike></noscript><strike id="qgqbi"><rp id="qgqbi"></rp></strike><dl id="qgqbi"></dl><th id="qgqbi"></th><acronym id="qgqbi"></acronym><center id="qgqbi"><input id="qgqbi"><div id="qgqbi"><th id="qgqbi"></th></div></input></center><label id="qgqbi"></label><tr id="qgqbi"><label id="qgqbi"><center id="qgqbi"></center></label></tr><menuitem id="qgqbi"><em id="qgqbi"><legend id="qgqbi"></legend></em></menuitem><pre id="qgqbi"></pre><fieldset id="qgqbi"><address id="qgqbi"><abbr id="qgqbi"><dl id="qgqbi"></dl></abbr></address></fieldset><sup id="qgqbi"><form id="qgqbi"></form></sup><form id="qgqbi"></form> <form id="qgqbi"></form><center id="qgqbi"><rp id="qgqbi"></rp></center><code id="qgqbi"></code><option id="qgqbi"><i id="qgqbi"><tr id="qgqbi"></tr></i></option><address id="qgqbi"></address><pre id="qgqbi"></pre><wbr id="qgqbi"></wbr><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"></bdo></delect></dl><table id="qgqbi"><p id="qgqbi"></p></table><label id="qgqbi"><xmp id="qgqbi"><noscript id="qgqbi"><dl id="qgqbi"></dl></noscript></xmp></label><cite id="qgqbi"></cite><acronym id="qgqbi"><object id="qgqbi"><big id="qgqbi"></big></object></acronym><rp id="qgqbi"></rp><tt id="qgqbi"></tt><output id="qgqbi"></output><table id="qgqbi"><p id="qgqbi"><ruby id="qgqbi"></ruby></p></table><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><u id="qgqbi"></u><bdo id="qgqbi"><tr id="qgqbi"><dfn id="qgqbi"></dfn></tr></bdo><strike id="qgqbi"><font id="qgqbi"></font></strike><s id="qgqbi"></s><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"><pre id="qgqbi"></pre></code></samp></acronym><cite id="qgqbi"></cite><form id="qgqbi"><dl id="qgqbi"><pre id="qgqbi"><label id="qgqbi"></label></pre></dl></form><center id="qgqbi"><rp id="qgqbi"></rp></center><font id="qgqbi"></font><menu id="qgqbi"></menu><small id="qgqbi"><strong id="qgqbi"><sup id="qgqbi"><form id="qgqbi"></form></sup></strong></small><label id="qgqbi"><tfoot id="qgqbi"><em id="qgqbi"></em></tfoot></label><optgroup id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></optgroup><label id="qgqbi"></label><meter id="qgqbi"><noframes id="qgqbi"><i id="qgqbi"><ins id="qgqbi"></ins></i></noframes></meter><kbd id="qgqbi"></kbd><b id="qgqbi"></b><dl id="qgqbi"><delect id="qgqbi"><th id="qgqbi"><span id="qgqbi"></span></th></delect></dl><font id="qgqbi"></font><small id="qgqbi"></small><mark id="qgqbi"></mark><del id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></del><dd id="qgqbi"><ruby id="qgqbi"><menu id="qgqbi"></menu></ruby></dd><th id="qgqbi"><em id="qgqbi"></em></th><abbr id="qgqbi"></abbr><span id="qgqbi"><kbd id="qgqbi"><dfn id="qgqbi"><sub id="qgqbi"></sub></dfn></kbd></span><ins id="qgqbi"></ins><s id="qgqbi"><progress id="qgqbi"></progress></s><th id="qgqbi"></th><bdo id="qgqbi"></bdo><blockquote id="qgqbi"></blockquote><b id="qgqbi"></b><nav id="qgqbi"><div id="qgqbi"></div></nav> <meter id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></meter><tfoot id="qgqbi"></tfoot><big id="qgqbi"><pre id="qgqbi"><s id="qgqbi"></s></pre></big><small id="qgqbi"></small><table id="qgqbi"><td id="qgqbi"><sup id="qgqbi"></sup></td></table><form id="qgqbi"><tr id="qgqbi"></tr></form><tr id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></tr><ul id="qgqbi"></ul><center id="qgqbi"><optgroup id="qgqbi"><div id="qgqbi"></div></optgroup></center><rp id="qgqbi"><input id="qgqbi"><blockquote id="qgqbi"><th id="qgqbi"></th></blockquote></input></rp><tbody id="qgqbi"></tbody><form id="qgqbi"><u id="qgqbi"><fieldset id="qgqbi"></fieldset></u></form><rp id="qgqbi"></rp><b id="qgqbi"><small id="qgqbi"></small></b><dd id="qgqbi"></dd><kbd id="qgqbi"></kbd><code id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"></ul></pre></code><strong id="qgqbi"></strong><cite id="qgqbi"><sub id="qgqbi"></sub></cite><object id="qgqbi"></object><dfn id="qgqbi"></dfn><pre id="qgqbi"></pre><xmp id="qgqbi"></xmp><pre id="qgqbi"></pre><sup id="qgqbi"><form id="qgqbi"><cite id="qgqbi"></cite></form></sup><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><input id="qgqbi"></input><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"></code></samp></acronym><nobr id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"><strong id="qgqbi"></strong></ul></pre></nobr><menuitem id="qgqbi"><em id="qgqbi"><wbr id="qgqbi"><mark id="qgqbi"></mark></wbr></em></menuitem><dl id="qgqbi"></dl><rp id="qgqbi"><input id="qgqbi"><div id="qgqbi"></div></input></rp><div id="qgqbi"><button id="qgqbi"><pre id="qgqbi"><meter id="qgqbi"></meter></pre></button></div><address id="qgqbi"></address><thead id="qgqbi"><abbr id="qgqbi"><sup id="qgqbi"></sup></abbr></thead><em id="qgqbi"></em><ul id="qgqbi"><listing id="qgqbi"><wbr id="qgqbi"></wbr></listing></ul><listing id="qgqbi"></listing><wbr id="qgqbi"></wbr><thead id="qgqbi"><abbr id="qgqbi"><strike id="qgqbi"></strike></abbr></thead><menuitem id="qgqbi"></menuitem><pre id="qgqbi"></pre><pre id="qgqbi"></pre><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"><span id="qgqbi"></span></bdo></delect></dl><ruby id="qgqbi"></ruby><pre id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"><i id="qgqbi"></i></tt></strike></pre><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset><cite id="qgqbi"><sub id="qgqbi"></sub></cite><optgroup id="qgqbi"></optgroup><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset></div><div id="jb1dz" class="pl_css_ganrao" style="display: none;"><b id="jb1dz"><sup id="jb1dz"></sup></b><optgroup id="jb1dz"><sup id="jb1dz"></sup></optgroup><u id="jb1dz"><optgroup id="jb1dz"></optgroup></u><legend id="jb1dz"><u id="jb1dz"></u></legend><legend id="jb1dz"><big id="jb1dz"></big></legend><style id="jb1dz"><progress id="jb1dz"></progress></style><sup id="jb1dz"><pre id="jb1dz"></pre></sup><mark id="jb1dz"><listing id="jb1dz"></listing></mark><p id="jb1dz"><form id="jb1dz"></form></p><form id="jb1dz"><font id="jb1dz"></font></form><mark id="jb1dz"><output id="jb1dz"></output></mark><optgroup id="jb1dz"><sup id="jb1dz"></sup></optgroup><ruby id="jb1dz"><optgroup id="jb1dz"></optgroup></ruby><big id="jb1dz"><video id="jb1dz"></video></big><listing id="jb1dz"><p id="jb1dz"></p></listing><optgroup id="jb1dz"><sup id="jb1dz"></sup></optgroup><b id="jb1dz"><dfn id="jb1dz"></dfn></b><listing id="jb1dz"><p id="jb1dz"></p></listing><b id="jb1dz"><output id="jb1dz"></output></b><nobr id="jb1dz"><acronym id="jb1dz"></acronym></nobr><form id="jb1dz"><pre id="jb1dz"></pre></form><menuitem id="jb1dz"><u id="jb1dz"></u></menuitem><var id="jb1dz"><ol id="jb1dz"></ol></var><acronym id="jb1dz"><menuitem id="jb1dz"></menuitem></acronym><track id="jb1dz"><nobr id="jb1dz"></nobr></track><ruby id="jb1dz"><optgroup id="jb1dz"></optgroup></ruby><font id="jb1dz"><track id="jb1dz"></track></font><address id="jb1dz"><u id="jb1dz"></u></address><progress id="jb1dz"><tt id="jb1dz"></tt></progress><legend id="jb1dz"><menuitem id="jb1dz"></menuitem></legend><legend id="jb1dz"><address id="jb1dz"></address></legend><b id="jb1dz"><listing id="jb1dz"></listing></b><address id="jb1dz"><thead id="jb1dz"></thead></address><tt id="jb1dz"><nobr id="jb1dz"></nobr></tt><strong id="jb1dz"><address id="jb1dz"></address></strong><track id="jb1dz"><nobr id="jb1dz"></nobr></track><thead id="jb1dz"><output id="jb1dz"></output></thead><strong id="jb1dz"><style id="jb1dz"></style></strong><legend id="jb1dz"><legend id="jb1dz"></legend></legend><thead id="jb1dz"><output id="jb1dz"></output></thead><big id="jb1dz"><form id="jb1dz"></form></big><listing id="jb1dz"><p id="jb1dz"></p></listing><strong id="jb1dz"><thead id="jb1dz"></thead></strong><video id="jb1dz"><dfn id="jb1dz"></dfn></video><video id="jb1dz"><listing id="jb1dz"></listing></video><form id="jb1dz"><font id="jb1dz"></font></form><font id="jb1dz"><track id="jb1dz"></track></font><nobr id="jb1dz"><strong id="jb1dz"></strong></nobr><ol id="jb1dz"><acronym id="jb1dz"></acronym></ol><dfn id="jb1dz"><var id="jb1dz"></var></dfn></div><header class="header container"><span id="tvpt7zd" class="logo"><a href="http://www.cdcfah.com/"><img src="/static/new_net_01/images/logo.png" alt="找產(chǎn)品網(wǎng)"></a></span><span id="75xtf7v" 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(tái) </span><div id="v9rp7fb" class="searchbox"><div id="7xfzt7v" class="searchLt"><div id="7fbvpbl" 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(huì)</a></div><div id="t97r773" class="clearfix searchWrap"><div id="d7zrlpt" class="searchInput"><input type="text" name="keywords" placeholder="請(qǐng)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="9vrvzt7" class="container"><ul><li id = "index_index"><a href="http://www.cdcfah.com/"><span>首頁(yè)</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(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="dbxb7ht" class="twoCol"><div id="9fr7lbl" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<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>?連云港球形封頭生產(chǎn)制造廠家無(wú)錫國(guó)鑫封頭供應(yīng)</p><div id="rtf5vxb" class="leftbox clearfix"><h1>連云港球形封頭生產(chǎn)制造廠家無(wú)錫國(guó)鑫封頭供應(yīng)</h1><div id="nz7p9fj" class="proBig"><div id="7b7hlvz" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179704000319/7960386.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="b7frfht" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179704000319/7960386.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="zhjv7nh" 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>連云港球形封頭生產(chǎn)制造廠家,封頭</p><p><span>***更新：</span>2021-01-30 06:19:00</p><p><span id="click" >瀏覽次數(shù)：5次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="d9vzvth" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無(wú)錫國(guó)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="jjxdxtp" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="b9vrf9z" class="box"><p><p style="text-indent:25px">當(dāng)我們?cè)谶M(jìn)行不銹鋼封頭生產(chǎn)的時(shí)候，連云港球形封頭生產(chǎn)制造廠家，其表面的不銹鋼一層保護(hù)膜會(huì)受到破壞，這樣的話在我們對(duì)其進(jìn)行加工了以后，連云港球形封頭生產(chǎn)制造廠家，一般使用的壽命都不會(huì)特別的長(zhǎng)。所以一般當(dāng)我們進(jìn)行生產(chǎn)時(shí)就會(huì)對(duì)不銹鋼封頭進(jìn)行酸洗，這樣處理了以后才能夠延長(zhǎng)其使用的壽命，而且在使用的時(shí)候會(huì)有比較好機(jī)械方面的性能。我們將不銹鋼封頭進(jìn)行酸洗了以后，其表面就有一層保護(hù)膜形成，它的致密性是非常好的，能夠起到保護(hù)的作用。我們?cè)趯?duì)不銹鋼封頭進(jìn)行酸洗了以后，一定要經(jīng)過(guò)鈍化，這樣做就是為了能夠讓保護(hù)膜的防腐蝕性能更好。所以大家在進(jìn)行購(gòu)買(mǎi)不銹鋼封頭的時(shí)候，要注意檢查一下不銹鋼封頭有沒(méi)有經(jīng)過(guò)酸洗以及鈍化，連云港球形封頭生產(chǎn)制造廠家，只有這樣我們購(gòu)買(mǎi)到的不銹鋼封頭才能夠更好的使用，使用的壽命才會(huì)更久，相信大家也不希望買(mǎi)到的不銹鋼封頭在使用的時(shí)候出現(xiàn)各種的問(wèn)題。封頭的結(jié)構(gòu)原理適合于制作大口徑閥門(mén)。連云港球形封頭生產(chǎn)制造廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="連云港球形封頭生產(chǎn)制造廠家,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179704000319/7960386.png"></div><p style="text-indent:25px">橢圓封頭為什么比直邊厚主要原因有：1、封頭的加工在設(shè)計(jì)上現(xiàn)在不考慮加工減薄量，因此在制造的過(guò)程中要另外增加減薄量。板材的常用規(guī)格可能要提檔。2、封頭上一般有開(kāi)孔，標(biāo)準(zhǔn)的橢圓封頭的計(jì)算厚度和筒體基本一但是考慮到開(kāi)孔補(bǔ)強(qiáng)的問(wèn)題就會(huì)增加厚度，這里主要是指不采用補(bǔ)強(qiáng)圈的問(wèn)題。封頭與盲板的作用差不多,在施工中要因工程的需要而定。不可拘泥不化。盲板在選用上,對(duì)厚度的要求也要注意,眾所周知,封頭是用中板做的。中板的厚度多為下差,如50厚的中板也就是49.5的厚度。20的中板就在19.5甚至是19個(gè)的厚度上。一定要根據(jù)實(shí)際的需要來(lái)選擇封頭的厚度。封頭就是起到一個(gè)封死管道的作用。其實(shí)這個(gè)管道到頭就不準(zhǔn)備再用了。如果為以后還想再接管子。就可以用盲板與法蘭盤(pán)想配。這樣來(lái)封住管子。安徽Q235B封頭廠家聯(lián)系方式封頭由于填料的塑性，會(huì)產(chǎn)生徑向力，而且會(huì)同閥桿之間緊密接觸。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="連云港球形封頭生產(chǎn)制造廠家,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178497552657/309419.png"></div><p style="text-indent:25px">在封頭種類里面，有這樣一類封頭，它的任意尺寸都可以定做，無(wú)論是否有模具，都能生產(chǎn)出來(lái)，這種封頭，就是我們常說(shuō)的無(wú)直邊封頭，也叫球冠形封頭，還有一種叫法是太陽(yáng)盤(pán)封頭。無(wú)直邊封頭：其形狀就是一個(gè)圓弧底，沒(méi)有直邊，像一個(gè)鍋底一樣。這種封頭結(jié)構(gòu)非常簡(jiǎn)單，因?yàn)槿我獬叽缍伎梢远ㄗ觯窒扌孕?，所以在比較多非標(biāo)設(shè)備中也常常受到客戶青睞。但是在定做這種封頭時(shí)，高度以及弧度非常重要，因?yàn)闆](méi)有標(biāo)準(zhǔn)的模具，所以在成型之后，會(huì)有較大的誤差。正所謂，有利就有弊，雖然任何尺寸都可以做，但是當(dāng)無(wú)直邊封頭焊接時(shí)，因?yàn)闆](méi)有直邊，所以操作起來(lái)沒(méi)有其它形狀的封頭方便，因此，在對(duì)焊之時(shí)一定要非常注意操作，較好是選擇讓技術(shù)熟練的焊接工人進(jìn)行處理。</p><p style="text-indent:25px">橢圓封頭劃傷主要是在搬運(yùn)過(guò)程中，操作不當(dāng)引起的。例如：吊鉤劃痕，叉車劃痕。解決方法：先在吊鉤和叉車與封頭接觸面墊保護(hù)膜，出現(xiàn)劃傷后，進(jìn)行打磨，嚴(yán)重的進(jìn)行補(bǔ)焊，劃傷面積超過(guò)百分之二十五要整體處理。如何增加橢圓封頭減薄率？成型封頭的厚度均勻可以避免應(yīng)力集中，增加封頭的使用周期，根據(jù)制造工藝確定加工裕量，以確保凸形封頭和熱卷筒節(jié)成形后的厚度不小于該部件的名義厚度減去鋼板負(fù)偏差。橢圓封頭大多數(shù)的橘皮現(xiàn)象出于板材本身有分層現(xiàn)象，然而肉眼是觀察不出來(lái)的，只能是在沖壓，壓鼓工序中，橘皮現(xiàn)象才能被發(fā)現(xiàn)。封頭可以克服閥桿的摩擦力，去除不平衡的影響。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="連云港球形封頭生產(chǎn)制造廠家,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179500944961/6307218.png"></div><p style="text-indent:25px">雖然說(shuō)科技發(fā)展比較迅速，生活水平提高了比較多，但是呢隨之出現(xiàn)的就是比較多產(chǎn)品都是魚(yú)龍混雜，質(zhì)量參差不齊，就好比我們的封頭行業(yè)，下面就為大家說(shuō)上一說(shuō)關(guān)于封頭方面的真假。1、是掩蓋加工過(guò)程的質(zhì)量缺陷。二是讓客戶看不到樹(shù)脂厚度。噴上薄薄的一層樹(shù)脂，厚度連2mm可能都不到。說(shuō)白了你買(mǎi)的只是防腐罐，不是雙層油罐。2、沒(méi)有真空層。低劣的樹(shù)脂怎么可能承受的住打壓實(shí)驗(yàn)?zāi)?就算一時(shí)承受住了，過(guò)不了多久也會(huì)因?yàn)槌惺懿涣藟毫Χ屏?。所以就把測(cè)漏管直接和鋼制罐體底部焊死，任你如何打壓也不會(huì)報(bào)警。還有把樹(shù)脂倒入測(cè)漏管(因?yàn)闃?shù)脂原色接近透明)這樣就形成一個(gè)密封層，打壓還是不報(bào)警。罐體厚度減薄。標(biāo)準(zhǔn)30立方雙層油罐筒體厚度6mm，封頭8mm；而那些便宜的雙層罐筒體不到4mm，封頭不5mm。再加上用低劣樹(shù)脂成本能降5000-6000元?？墒怯械膹S家在罐體厚度減薄的情況下依然能讓罐體重量不減，那他們是怎么做的呢?那就是在內(nèi)部支撐做文章了，標(biāo)準(zhǔn)的罐體內(nèi)部支撐是角鐵，而有些假的雙層油罐內(nèi)部支撐采用108無(wú)縫管，在鋼管中填充沙子水泥增加罐體重量，有的重量甚至“超標(biāo)”。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)。徐州油罐封頭制造廠</p><p style="text-indent:25px">半球形封頭：在均勻內(nèi)壓作用下，薄壁球形容器的薄膜應(yīng)力為相同直徑圓筒體的一半。連云港球形封頭生產(chǎn)制造廠家</p><p style="text-indent:25px">不銹鋼封頭熱處理環(huán)節(jié)中，淬火肯定算得上是一種非常特別的處理凡是了。尤其是對(duì)于一些體型較大的鍛件來(lái)說(shuō)，淬火是決定其較終性能的一個(gè)環(huán)節(jié)。通常在對(duì)軸類及板坯等形狀鍛件進(jìn)行淬火處理的時(shí)候，其的入水方式是固定的，但是球冠或類球冠形狀的不銹鋼封頭鍛件的入水方式包括比較多種。這主要是因?yàn)檫@一類型的不銹鋼封頭產(chǎn)品在結(jié)構(gòu)方面比較特別，因此在處理的時(shí)候，就需要選擇適當(dāng)?shù)娜胨绞?。要知道，所選擇的入水方式其實(shí)會(huì)直接影響到較終的不銹鋼封頭淬火質(zhì)量，而這樣也就相當(dāng)于影響到產(chǎn)品較終的性能和質(zhì)量。所以，我們也可以借助這一方法來(lái)改善鍛件淬火的質(zhì)量。相比較來(lái)說(shuō)，其實(shí)不銹鋼封頭的形狀比較特殊，從外觀來(lái)看，其屬于一個(gè)不均勻的半封閉的空心體。而且其的形狀也有比較多種，比如平、球、橢球、錐形等多種形狀。下面我們就以球形封頭為例來(lái)簡(jiǎn)單介紹一下其的淬火入水方式。實(shí)際上，在進(jìn)行不銹鋼封頭淬火處理的時(shí)候，有比較多因素都可能會(huì)影響到不銹鋼封頭的質(zhì)量，比如冷卻速度。尤其是在使用水淬方式的時(shí)候，主要會(huì)影響到水冷卻能力的因素有水溫、水槽的容量、水循環(huán)速度以及水流方式等。另外一個(gè)重要的因素就是入水方式。連云港球形封頭生產(chǎn)制造廠家</p><p style="text-indent:25px">無(wú)錫國(guó)鑫封頭制造有限公司是一家主營(yíng)封頭、橢圓封頭、碟形封頭、球冠封頭、半球封頭、錐形封頭、爐臺(tái)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(yùn)用于壓力容器設(shè)備、制藥設(shè)備、環(huán)保設(shè)備、罐體運(yùn)輸車輛等行業(yè)的公司，致力于發(fā)展為創(chuàng)新務(wù)實(shí)、誠(chéng)實(shí)可信的企業(yè)。公司自創(chuàng)立以來(lái)，投身于封頭，不銹鋼封頭，碳鋼封頭，鋁封頭，是機(jī)械及行業(yè)設(shè)備的主力軍。國(guó)鑫封頭致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對(duì)用戶產(chǎn)品上的貼心，為用戶帶來(lái)良好體驗(yàn)。國(guó)鑫封頭創(chuàng)始人魏國(guó)中，始終關(guān)注客戶，創(chuàng)新科技，竭誠(chéng)為客戶提供良好的服務(wù)。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3077457.html</p></div></div></div></div></div><div id="djxb9lz" class="page-right twoColRt"><div id="99x9tpj" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="9jjnhtf" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="hvhd9nb" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img src="https://tyunfile.71360.com/WaterMark/UploadFile/nbzxsw/637298235378037109/764794.png" alt="寧波寧海直接考A2有幾個(gè)科目真誠(chéng)推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>寧波寧海直接考A2有幾個(gè)科目真誠(chéng)推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)</p></a></div><div id="lhlz7n7" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/2083415.html"><div><img src="https://tyunfile.71360.com/UploadFile/WZAJZNKJ/637332852248037109/2461316.png" alt="200l桶自動(dòng)灌裝機(jī)生產(chǎn)廠歡迎來(lái)電溫州奧基智能科技供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>200l桶自動(dòng)灌裝機(jī)生產(chǎn)廠歡迎來(lái)電溫州奧基智能科技供應(yīng)</p></a></div><div id="j9rv9pl" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/1387.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/3/11/637004297269091023_cyjqc_1306937.jpg" alt="烏魯木齊市會(huì)務(wù)租車網(wǎng) 車永捷供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>烏魯木齊市會(huì)務(wù)租車網(wǎng) 車永捷供應(yīng)</p></a></div><div id="xrn9ftp" class="clear"></div></div><div id="9rdzvrl" class="box01 box03"><h3><a href="http://www.cdcfah.com/xw/">***產(chǎn)品資訊</a></h3><ul></ul></div></div></section><div id="l9pdpdz" class="page-proshow02"><p class="title">本企業(yè)其它產(chǎn)品 <span style="float:right;"><a >更多>></a></span></p><div id="tpthl9d" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/1719723.html"><div id="jdjnzd7" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177816365410/2698061.png" alt="徐州Q235B封頭廠商無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>徐州Q235B封頭廠商無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719724.html"><div id="nxtfrvz" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179742369306/9282842.png" alt="南通污水處理設(shè)備封頭無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通污水處理設(shè)備封頭無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719725.html"><div id="9n99bvr" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177952995583/8456246.png" alt="連云港臥式儲(chǔ)罐封頭生產(chǎn)廠家無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>連云港臥式儲(chǔ)罐封頭生產(chǎn)廠家無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719726.html"><div id="fr9fb9b" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179465046692/7774486.png" alt="徐州平底封頭生產(chǎn)廠家電話無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>徐州平底封頭生產(chǎn)廠家電話無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1721993.html"><div id="brnjxbp" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179721099912/4809230.png" alt="安徽分散設(shè)備封頭企業(yè) 無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>安徽分散設(shè)備封頭企業(yè) 無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1724174.html"><div id="7j9hlz7" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179614381692/2265333.png" alt="蘇州印染機(jī)械封頭廠制造無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州印染機(jī)械封頭廠制造無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1724175.html"><div id="zrplxbn" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178090075643/961728.png" alt="南京鋼包封頭無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南京鋼包封頭無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1726469.html"><div id="9xbfpz9" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179041563010/3671152.png" alt="南通雙氧水設(shè)備封頭加工廠無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通雙氧水設(shè)備封頭加工廠無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li></ul></div></div><div id="9vjxb9b" class="page-proshow02"><p class="title">同類產(chǎn)品推薦 <span><a href="http://www.cdcfah.com/cp/first-_wjgj/">更多>></a></span></p><div id="rnzft99" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/1789953.html"><div id="bnrfjnt" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177975553890/7890057.png" alt="蘇州球冠形封頭加工無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州球冠形封頭加工無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1724174.html"><div id="7bxr7hd" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179614381692/2265333.png" alt="蘇州印染機(jī)械封頭廠制造無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州印染機(jī)械封頭廠制造無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/3198607.html"><div id="nxl9nbv" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177986022692/3812274.png" alt="蘇州鋼包封頭廠家無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州鋼包封頭廠家無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719726.html"><div id="rdp9jxb" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179465046692/7774486.png" alt="徐州平底封頭生產(chǎn)廠家電話無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>徐州平底封頭生產(chǎn)廠家電話無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719723.html"><div id="bvrbptb" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177816365410/2698061.png" alt="徐州Q235B封頭廠商無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>徐州Q235B封頭廠商無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1726469.html"><div id="vxbf9rd" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179041563010/3671152.png" alt="南通雙氧水設(shè)備封頭加工廠無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通雙氧水設(shè)備封頭加工廠無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1738753.html"><div id="b9dhdhd" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179465046692/7774486.png" alt="南京水處理設(shè)備封頭生產(chǎn)廠家直銷無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南京水處理設(shè)備封頭生產(chǎn)廠家直銷無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1724175.html"><div id="9lhvz9p" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178090075643/961728.png" alt="南京鋼包封頭無(wú)錫國(guó)鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南京鋼包封頭無(wú)錫國(guó)鑫封頭供應(yīng)</p></a></li></ul></div></div></section></section><footer class="footer"><div id="x9ptnr7" class="container"><p><a href="http://www.cdcfah.com/">首頁(yè)</a> | <a >企業(yè)名錄</a> | <a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a> | <a href="http://www.cdcfah.com/zx/">新聞資訊</a> | <a href="http://www.cdcfah.com/xw/">行業(yè)資訊</a> | <a href="http://www.cdcfah.com/zh/">展會(huì)信息</a> | <a href="http://www.cdcfah.com/sitemap.html">網(wǎng)站地圖</a> | </p><p><p><p>b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰??<a target="_blank">?<span style="white-space:normal;text-indent:24px;"><a target="_blank"><span style="font-family:" font-size:13.3333px;text-align:center;white-space:pre-wrap;caret-color:#1e6fff;background-color:#ffffff;"="">滬ICP備18002634號(hào)-32</span></a> </span><br /></a>??<span>??</span></p></p><p style="text-align:center;white-space:normal;"> <br /> </p> <p style="white-space:normal;text-align:center;"> <a target="_blank"></a> </p></p></div></footer> <footer> <a href="http://www.cdcfah.com/" title="六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u id="qgqbi"></u><noframes id="qgqbi"></noframes><menu id="qgqbi"></menu><blockquote id="qgqbi"></blockquote><track id="qgqbi"><label id="qgqbi"></label></track><tbody id="qgqbi"></tbody><legend id="qgqbi"></legend><th id="qgqbi"><button id="qgqbi"></button></th><listing id="qgqbi"><rt id="qgqbi"></rt></listing><sup id="qgqbi"><dd id="qgqbi"><tbody id="qgqbi"></tbody></dd></sup><menu id="qgqbi"><xmp id="qgqbi"></xmp></menu><fieldset id="qgqbi"><acronym id="qgqbi"></acronym></fieldset><wbr id="qgqbi"><mark id="qgqbi"><strong id="qgqbi"></strong></mark></wbr><tbody id="qgqbi"><small id="qgqbi"></small></tbody><label id="qgqbi"><tfoot id="qgqbi"></tfoot></label><div id="qgqbi"><th id="qgqbi"><object id="qgqbi"></object></th></div><listing id="qgqbi"></listing><source id="qgqbi"><ins id="qgqbi"></ins></source><noframes id="qgqbi"></noframes><noscript id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"></tt></strike></noscript><strike id="qgqbi"><rp id="qgqbi"></rp></strike><dl id="qgqbi"></dl><th id="qgqbi"></th><acronym id="qgqbi"></acronym><center id="qgqbi"><input id="qgqbi"><div id="qgqbi"><th id="qgqbi"></th></div></input></center><label id="qgqbi"></label><tr id="qgqbi"><label id="qgqbi"><center id="qgqbi"></center></label></tr><menuitem id="qgqbi"><em id="qgqbi"><legend id="qgqbi"></legend></em></menuitem><pre id="qgqbi"></pre><fieldset id="qgqbi"><address id="qgqbi"><abbr id="qgqbi"><dl id="qgqbi"></dl></abbr></address></fieldset><sup id="qgqbi"><form id="qgqbi"></form></sup><form id="qgqbi"></form> <form id="qgqbi"></form><center id="qgqbi"><rp id="qgqbi"></rp></center><code id="qgqbi"></code><option id="qgqbi"><i id="qgqbi"><tr id="qgqbi"></tr></i></option><address id="qgqbi"></address><pre id="qgqbi"></pre><wbr id="qgqbi"></wbr><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"></bdo></delect></dl><table id="qgqbi"><p id="qgqbi"></p></table><label id="qgqbi"><xmp id="qgqbi"><noscript id="qgqbi"><dl id="qgqbi"></dl></noscript></xmp></label><cite id="qgqbi"></cite><acronym id="qgqbi"><object id="qgqbi"><big id="qgqbi"></big></object></acronym><rp id="qgqbi"></rp><tt id="qgqbi"></tt><output id="qgqbi"></output><table id="qgqbi"><p id="qgqbi"><ruby id="qgqbi"></ruby></p></table><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><u id="qgqbi"></u><bdo id="qgqbi"><tr id="qgqbi"><dfn id="qgqbi"></dfn></tr></bdo><strike id="qgqbi"><font id="qgqbi"></font></strike><s id="qgqbi"></s><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"><pre id="qgqbi"></pre></code></samp></acronym><cite id="qgqbi"></cite><form id="qgqbi"><dl id="qgqbi"><pre id="qgqbi"><label id="qgqbi"></label></pre></dl></form><center id="qgqbi"><rp id="qgqbi"></rp></center><font id="qgqbi"></font><menu id="qgqbi"></menu><small id="qgqbi"><strong id="qgqbi"><sup id="qgqbi"><form id="qgqbi"></form></sup></strong></small><label id="qgqbi"><tfoot id="qgqbi"><em id="qgqbi"></em></tfoot></label><optgroup id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></optgroup><label id="qgqbi"></label><meter id="qgqbi"><noframes id="qgqbi"><i id="qgqbi"><ins id="qgqbi"></ins></i></noframes></meter><kbd id="qgqbi"></kbd><b id="qgqbi"></b><dl id="qgqbi"><delect id="qgqbi"><th id="qgqbi"><span id="qgqbi"></span></th></delect></dl><font id="qgqbi"></font><small id="qgqbi"></small><mark id="qgqbi"></mark><del id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></del><dd id="qgqbi"><ruby id="qgqbi"><menu id="qgqbi"></menu></ruby></dd><th id="qgqbi"><em id="qgqbi"></em></th><abbr id="qgqbi"></abbr><span id="qgqbi"><kbd id="qgqbi"><dfn id="qgqbi"><sub id="qgqbi"></sub></dfn></kbd></span><ins id="qgqbi"></ins><s id="qgqbi"><progress id="qgqbi"></progress></s><th id="qgqbi"></th><bdo id="qgqbi"></bdo><blockquote id="qgqbi"></blockquote><b id="qgqbi"></b><nav id="qgqbi"><div id="qgqbi"></div></nav> <meter id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></meter><tfoot id="qgqbi"></tfoot><big id="qgqbi"><pre id="qgqbi"><s id="qgqbi"></s></pre></big><small id="qgqbi"></small><table id="qgqbi"><td id="qgqbi"><sup id="qgqbi"></sup></td></table><form id="qgqbi"><tr id="qgqbi"></tr></form><tr id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></tr><ul id="qgqbi"></ul><center id="qgqbi"><optgroup id="qgqbi"><div id="qgqbi"></div></optgroup></center><rp id="qgqbi"><input id="qgqbi"><blockquote id="qgqbi"><th id="qgqbi"></th></blockquote></input></rp><tbody id="qgqbi"></tbody><form id="qgqbi"><u id="qgqbi"><fieldset id="qgqbi"></fieldset></u></form><rp id="qgqbi"></rp><b id="qgqbi"><small id="qgqbi"></small></b><dd id="qgqbi"></dd><kbd id="qgqbi"></kbd><code id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"></ul></pre></code><strong id="qgqbi"></strong><cite id="qgqbi"><sub id="qgqbi"></sub></cite><object id="qgqbi"></object><dfn id="qgqbi"></dfn><pre id="qgqbi"></pre><xmp id="qgqbi"></xmp><pre id="qgqbi"></pre><sup id="qgqbi"><form id="qgqbi"><cite id="qgqbi"></cite></form></sup><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><input id="qgqbi"></input><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"></code></samp></acronym><nobr id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"><strong id="qgqbi"></strong></ul></pre></nobr><menuitem id="qgqbi"><em id="qgqbi"><wbr id="qgqbi"><mark id="qgqbi"></mark></wbr></em></menuitem><dl id="qgqbi"></dl><rp id="qgqbi"><input id="qgqbi"><div id="qgqbi"></div></input></rp><div id="qgqbi"><button id="qgqbi"><pre id="qgqbi"><meter id="qgqbi"></meter></pre></button></div><address id="qgqbi"></address><thead id="qgqbi"><abbr id="qgqbi"><sup id="qgqbi"></sup></abbr></thead><em id="qgqbi"></em><ul id="qgqbi"><listing id="qgqbi"><wbr id="qgqbi"></wbr></listing></ul><listing id="qgqbi"></listing><wbr id="qgqbi"></wbr><thead id="qgqbi"><abbr id="qgqbi"><strike id="qgqbi"></strike></abbr></thead><menuitem id="qgqbi"></menuitem><pre id="qgqbi"></pre><pre id="qgqbi"></pre><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"><span id="qgqbi"></span></bdo></delect></dl><ruby id="qgqbi"></ruby><pre id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"><i id="qgqbi"></i></tt></strike></pre><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset><cite id="qgqbi"><sub id="qgqbi"></sub></cite><optgroup id="qgqbi"></optgroup><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset></div> <div class="friend-links"> <a href="http://www.bjcldhs.com">亚洲另类在线欧美制服</a> <a href="http://www.ahlxmyzz.com">色七七在线综合视频</a> <a href="http://www.junzishuo.com">亚洲中文字幕久久精品91</a> <a href="http://www.yhzblp.com">国产精品自在在线免费</a> <a href="http://www.zwlkg.com">久久国产乱子伦精品免费午夜</a> </div> </footer> <script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> </body><div id="r77th" class="pl_css_ganrao" style="display: none;"><form id="r77th"><listing id="r77th"></listing></form><menuitem id="r77th"><u id="r77th"></u></menuitem><acronym id="r77th"><menuitem id="r77th"></menuitem></acronym><output id="r77th"><strong id="r77th"></strong></output><strong id="r77th"><ol id="r77th"></ol></strong><track id="r77th"><style id="r77th"></style></track><legend id="r77th"><thead id="r77th"></thead></legend><menuitem id="r77th"><ruby id="r77th"></ruby></menuitem><listing id="r77th"><p id="r77th"></p></listing><pre id="r77th"><pre id="r77th"></pre></pre><ruby id="r77th"><video id="r77th"></video></ruby><var id="r77th"><ol id="r77th"></ol></var><ol id="r77th"><legend id="r77th"></legend></ol><listing id="r77th"><p id="r77th"></p></listing><u id="r77th"><strong id="r77th"></strong></u><nobr id="r77th"><acronym id="r77th"></acronym></nobr><tt id="r77th"><style id="r77th"></style></tt><output id="r77th"><track id="r77th"></track></output><var id="r77th"><ol id="r77th"></ol></var><p id="r77th"><mark id="r77th"></mark></p><thead id="r77th"><video id="r77th"></video></thead><listing id="r77th"><var id="r77th"></var></listing><thead id="r77th"><font id="r77th"></font></thead><font id="r77th"><tt id="r77th"></tt></font><output id="r77th"><strong id="r77th"></strong></output><p id="r77th"><thead id="r77th"></thead></p><acronym id="r77th"><legend id="r77th"></legend></acronym><big id="r77th"><form id="r77th"></form></big><ol id="r77th"><progress id="r77th"></progress></ol><nobr id="r77th"><legend id="r77th"></legend></nobr><address id="r77th"><ruby id="r77th"></ruby></address><legend id="r77th"><sup id="r77th"></sup></legend><strong id="r77th"><style id="r77th"></style></strong><listing id="r77th"><var id="r77th"></var></listing><strong id="r77th"><form id="r77th"></form></strong><ruby id="r77th"><optgroup id="r77th"></optgroup></ruby><acronym id="r77th"><tt id="r77th"></tt></acronym><address id="r77th"><big id="r77th"></big></address><track id="r77th"><nobr id="r77th"></nobr></track><pre id="r77th"><mark id="r77th"></mark></pre><legend id="r77th"><address id="r77th"></address></legend><menuitem id="r77th"><ruby id="r77th"></ruby></menuitem><mark id="r77th"><listing id="r77th"></listing></mark><output id="r77th"><strong id="r77th"></strong></output><progress id="r77th"><tt id="r77th"></tt></progress><strong id="r77th"><sup id="r77th"></sup></strong><thead id="r77th"><b id="r77th"></b></thead><dfn id="r77th"><track id="r77th"></track></dfn><big id="r77th"><b id="r77th"></b></big><ol id="r77th"><acronym id="r77th"></acronym></ol><form id="r77th"><output id="r77th"></output></form><ol id="r77th"><progress id="r77th"></progress></ol><mark id="r77th"><pre id="r77th"></pre></mark><sup id="r77th"><pre id="r77th"></pre></sup><menuitem id="r77th"><u id="r77th"></u></menuitem><pre id="r77th"><mark id="r77th"></mark></pre><thead id="r77th"><font id="r77th"></font></thead><sup id="r77th"><pre id="r77th"></pre></sup><listing id="r77th"><var id="r77th"></var></listing><progress id="r77th"><menuitem id="r77th"></menuitem></progress><dfn id="r77th"><var id="r77th"></var></dfn><listing id="r77th"><pre id="r77th"></pre></listing><progress id="r77th"><tt id="r77th"></tt></progress><acronym id="r77th"><tt id="r77th"></tt></acronym><pre id="r77th"><big id="r77th"></big></pre><progress id="r77th"><tt id="r77th"></tt></progress><sup id="r77th"><pre id="r77th"></pre></sup><big id="r77th"><mark id="r77th"></mark></big><style id="r77th"><acronym id="r77th"></acronym></style><strong id="r77th"><ol id="r77th"></ol></strong><ruby id="r77th"><optgroup id="r77th"></optgroup></ruby><pre id="r77th"><form id="r77th"></form></pre><address id="r77th"><thead id="r77th"></thead></address><u id="r77th"><strong id="r77th"></strong></u><track id="r77th"><nobr id="r77th"></nobr></track><font id="r77th"><menuitem id="r77th"></menuitem></font><tt id="r77th"><u id="r77th"></u></tt><legend id="r77th"><address id="r77th"></address></legend><video id="r77th"><listing id="r77th"></listing></video><dfn id="r77th"><var id="r77th"></var></dfn><output id="r77th"><track id="r77th"></track></output><address id="r77th"><thead id="r77th"></thead></address><b id="r77th"><listing id="r77th"></listing></b><pre id="r77th"><form id="r77th"></form></pre><mark id="r77th"><dfn id="r77th"></dfn></mark><ruby id="r77th"><optgroup id="r77th"></optgroup></ruby><output id="r77th"><tt id="r77th"></tt></output><strong id="r77th"><thead id="r77th"></thead></strong><dfn id="r77th"><strong id="r77th"></strong></dfn><font id="r77th"><tt id="r77th"></tt></font><form id="r77th"><font id="r77th"></font></form><strong id="r77th"><legend id="r77th"></legend></strong><legend id="r77th"><big id="r77th"></big></legend><b id="r77th"><listing id="r77th"></listing></b><output id="r77th"><strong id="r77th"></strong></output><address id="r77th"><ruby id="r77th"></ruby></address><track id="r77th"><u id="r77th"></u></track><p id="r77th"><ol id="r77th"></ol></p><acronym id="r77th"><address id="r77th"></address></acronym><ruby id="r77th"><video id="r77th"></video></ruby></div></html>