安徽錐體封頭廠家聯(lián)系方式無錫國鑫封頭供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="越大型號的封頭使用過程中會相對的問題較多，我們來看看封頭的使用要注意一些什么?1、封頭的形狀：根據(jù)設(shè)備的需求與合理，安徽錐體封頭廠家聯(lián)系方式，選擇合適的封頭種類：如橢圓形、蝶形、錐形、球形等；2、封頭的尺寸：是指的內(nèi)徑還是外徑。如377、4"><meta name="keywords" content="安徽錐體封頭廠家聯(lián)系方式,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="jpgmn" class="pl_css_ganrao" style="display: none;"><object id="jpgmn"></object><listing id="jpgmn"></listing><tr id="jpgmn"></tr><form id="jpgmn"></form><ruby id="jpgmn"></ruby><optgroup id="jpgmn"><th id="jpgmn"><ins id="jpgmn"><blockquote id="jpgmn"></blockquote></ins></th></optgroup><mark id="jpgmn"><legend id="jpgmn"></legend></mark><dd id="jpgmn"><pre id="jpgmn"><strong id="jpgmn"></strong></pre></dd><ul id="jpgmn"><listing id="jpgmn"><address id="jpgmn"></address></listing></ul><ol id="jpgmn"></ol><th id="jpgmn"></th><option id="jpgmn"></option><abbr id="jpgmn"><dl id="jpgmn"><dd id="jpgmn"></dd></dl></abbr><ins id="jpgmn"><label id="jpgmn"></label></ins><optgroup id="jpgmn"><div id="jpgmn"></div></optgroup><object id="jpgmn"></object><tr id="jpgmn"><fieldset id="jpgmn"><thead id="jpgmn"></thead></fieldset></tr><th id="jpgmn"></th><tr id="jpgmn"></tr><blockquote id="jpgmn"></blockquote><cite id="jpgmn"><sub id="jpgmn"><optgroup id="jpgmn"></optgroup></sub></cite><tbody id="jpgmn"><tfoot id="jpgmn"></tfoot></tbody><pre id="jpgmn"><strike id="jpgmn"><option id="jpgmn"><source id="jpgmn"></source></option></strike></pre><ol id="jpgmn"></ol><big id="jpgmn"></big><acronym id="jpgmn"><abbr id="jpgmn"></abbr></acronym><optgroup id="jpgmn"></optgroup><acronym id="jpgmn"></acronym><nav id="jpgmn"><blockquote id="jpgmn"></blockquote></nav><nobr id="jpgmn"></nobr><nav id="jpgmn"></nav><div id="jpgmn"><button id="jpgmn"><pre id="jpgmn"><meter id="jpgmn"></meter></pre></button></div><strike id="jpgmn"><option id="jpgmn"><pre id="jpgmn"></pre></option></strike><optgroup id="jpgmn"><div id="jpgmn"><video id="jpgmn"><object id="jpgmn"></object></video></div></optgroup><noframes id="jpgmn"></noframes><acronym id="jpgmn"><dfn id="jpgmn"></dfn></acronym><var id="jpgmn"><wbr id="jpgmn"><output id="jpgmn"><strong id="jpgmn"></strong></output></wbr></var><del id="jpgmn"><code id="jpgmn"><form id="jpgmn"><u id="jpgmn"></u></form></code></del><thead id="jpgmn"><ruby id="jpgmn"><menu id="jpgmn"><xmp id="jpgmn"></xmp></menu></ruby></thead><sup id="jpgmn"></sup><sup id="jpgmn"><label id="jpgmn"></label></sup><optgroup id="jpgmn"><fieldset id="jpgmn"><acronym id="jpgmn"><object id="jpgmn"></object></acronym></fieldset></optgroup><acronym id="jpgmn"></acronym><output id="jpgmn"></output><button id="jpgmn"><rt id="jpgmn"><meter id="jpgmn"><dfn id="jpgmn"></dfn></meter></rt></button><form id="jpgmn"><legend id="jpgmn"><track id="jpgmn"></track></legend></form><div id="jpgmn"></div><u id="jpgmn"><strong id="jpgmn"></strong></u><small id="jpgmn"></small><th id="jpgmn"></th><track id="jpgmn"></track><b id="jpgmn"></b><code id="jpgmn"><pre id="jpgmn"></pre></code><dfn id="jpgmn"><strike id="jpgmn"><output id="jpgmn"></output></strike></dfn><del id="jpgmn"></del><button id="jpgmn"><rt id="jpgmn"><meter id="jpgmn"><dfn id="jpgmn"></dfn></meter></rt></button><mark id="jpgmn"></mark><abbr id="jpgmn"><dl id="jpgmn"></dl></abbr><samp id="jpgmn"><track id="jpgmn"><dfn id="jpgmn"></dfn></track></samp><tr id="jpgmn"><b id="jpgmn"></b></tr><acronym id="jpgmn"><b id="jpgmn"><legend id="jpgmn"><dfn id="jpgmn"></dfn></legend></b></acronym><dfn id="jpgmn"></dfn><th id="jpgmn"><rt id="jpgmn"><dfn id="jpgmn"><cite id="jpgmn"></cite></dfn></rt></th><tt id="jpgmn"><tbody id="jpgmn"><acronym id="jpgmn"><b id="jpgmn"></b></acronym></tbody></tt><dfn id="jpgmn"><code id="jpgmn"><pre id="jpgmn"><ul id="jpgmn"></ul></pre></code></dfn><xmp id="jpgmn"></xmp><rt id="jpgmn"></rt><optgroup id="jpgmn"><div id="jpgmn"><acronym id="jpgmn"><strong id="jpgmn"></strong></acronym></div></optgroup><progress id="jpgmn"></progress><dl id="jpgmn"></dl><tr id="jpgmn"></tr><address id="jpgmn"></address><form id="jpgmn"></form><p id="jpgmn"></p><th id="jpgmn"></th><kbd id="jpgmn"></kbd><sub id="jpgmn"><label id="jpgmn"><th id="jpgmn"><button id="jpgmn"></button></th></label></sub><tfoot id="jpgmn"></tfoot><input id="jpgmn"><delect id="jpgmn"><th id="jpgmn"><span id="jpgmn"></span></th></delect></input><label id="jpgmn"></label><div id="jpgmn"><th id="jpgmn"></th></div><fieldset id="jpgmn"><address id="jpgmn"><strong id="jpgmn"></strong></address></fieldset><tt id="jpgmn"><tbody id="jpgmn"><acronym id="jpgmn"><b id="jpgmn"></b></acronym></tbody></tt><tr id="jpgmn"><b id="jpgmn"></b></tr><tt id="jpgmn"></tt><th id="jpgmn"><em id="jpgmn"><style id="jpgmn"></style></em></th><delect id="jpgmn"></delect><thead id="jpgmn"><sup id="jpgmn"><menu id="jpgmn"><legend id="jpgmn"></legend></menu></sup></thead><acronym id="jpgmn"><strong id="jpgmn"></strong></acronym><em id="jpgmn"><style id="jpgmn"><tbody id="jpgmn"></tbody></style></em><abbr id="jpgmn"><legend id="jpgmn"><output id="jpgmn"><table id="jpgmn"></table></output></legend></abbr><output id="jpgmn"></output><label id="jpgmn"></label><li id="jpgmn"></li><strike id="jpgmn"><option id="jpgmn"><pre id="jpgmn"></pre></option></strike><nav id="jpgmn"><dd id="jpgmn"><video id="jpgmn"><ol id="jpgmn"></ol></video></dd></nav><div id="jpgmn"></div><mark id="jpgmn"></mark></div><header class="header container"><span id="d8dpbso" 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="r9q3ekt" 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 </span><div id="tzsxypv" class="searchbox"><div id="x78qrne" class="searchLt"><div id="m8p3yye" 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="zukghiu" class="clearfix searchWrap"><div id="v8sbmdk" 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="o9u827c" 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="ot3w8xv" class="twoCol"><div id="fvyzlrs" 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>?安徽錐體封頭廠家聯(lián)系方式無錫國鑫封頭供應(yīng)</p><div id="fypabcj" class="leftbox clearfix"><h1>安徽錐體封頭廠家聯(lián)系方式無錫國鑫封頭供應(yīng)</h1><div id="a8wabnz" class="proBig"><div id="pi7b9t3" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178006754867/4509795.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="zr3zsnj" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178006754867/4509795.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8nzvwxt" 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>安徽錐體封頭廠家聯(lián)系方式,封頭</p><p><span>***更新：</span>2020-12-10 05:21:22</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="ucvwnek" 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="3bsyuqb" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="znokl2z" class="box"><p><p style="text-indent:25px">越大型號的封頭使用過程中會相對的問題較多，我們來看看封頭的使用要注意一些什么?1、封頭的形狀：根據(jù)設(shè)備的需求與合理，安徽錐體封頭廠家聯(lián)系方式，選擇合適的封頭種類：如橢圓形、蝶形、錐形、球形等；2、封頭的尺寸：是指的內(nèi)徑還是外徑。如377、426是以外徑為準(zhǔn)；350、400、450是以內(nèi)徑為準(zhǔn)；3、封頭的高度：一般封頭的高度我們都是按照國家標(biāo)準(zhǔn)來生產(chǎn)，但是也有客戶的產(chǎn)品設(shè)計不一樣，需要的封頭高度不同，所以有特殊要求定貨雙方要協(xié)商一致；4、封頭的材質(zhì)：一般使用較多的是304不銹鋼和碳鋼兩種，但是也有特殊用途的，如耐高溫必須用310S材質(zhì)、耐酸性一定要使用316L材質(zhì)等；5，安徽錐體封頭廠家聯(lián)系方式、封頭的周長：封頭是用模具沖壓成形，鋼板在沖壓過種中會有一些應(yīng)力存在，而且沖壓拉伸過程中會有相對變形，安徽錐體封頭廠家聯(lián)系方式，那么封頭的直徑要如何判斷準(zhǔn)確與否，就看周長多少，是否標(biāo)準(zhǔn)；6、封頭與筒體焊接：封頭與筒體對焊的時候，一定是先將封頭與筒體用幾個點平均固定，再均勻的進(jìn)行焊接處理。使用**卡環(huán)，擋住它的邊緣，當(dāng)上模提升時，它會發(fā)生脫落。安徽錐體封頭廠家聯(lián)系方式</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽錐體封頭廠家聯(lián)系方式,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178006754867/4509795.png"></div><p style="text-indent:25px">封頭是工業(yè)上會使用的一種產(chǎn)品，那使用球形封頭有哪些優(yōu)缺點呢？一、質(zhì)量比較好，這種產(chǎn)品的質(zhì)量比較好，抗壓效果好，自身的強(qiáng)度高，能承受的壓力比較大，質(zhì)量比較好，能節(jié)省比較多的成本，也能減少事故發(fā)生的幾率，因為有些產(chǎn)品在使用的時候承受不了這么大的壓力，可能會出現(xiàn)一些事故，造成人員傷亡，質(zhì)量好，能使用的更久，使用壽命增加，可以節(jié)省比較多的成本。二、球形封頭的用途比較廣，工業(yè)上的蒸汽鍋爐，輸送產(chǎn)品的罐裝車內(nèi)還有比較多地方都會使用到球形封頭，種類比較多，用途比較廣，可以滿足不同客戶的需求，優(yōu)點還是比較多的。三、但它也有一些缺點，設(shè)計復(fù)雜，設(shè)計這樣的產(chǎn)品比較復(fù)雜，并不是比較容易，中間需要花費的時間比較長，對原材料的要求也比較嚴(yán)格，要求原材料是可以承受大壓力的材料，原材料要求高，制作麻煩，花費的時間長成了主要的原因。四、球形封頭的價格比較高，球形封頭的價格比較高，這種工業(yè)品的價格比較高，比較多人看到價格都望而生畏，有點高比較多人負(fù)擔(dān)不起。常州球冠形封頭生產(chǎn)廠家電話封頭的調(diào)校方式需要遵守相關(guān)的標(biāo)準(zhǔn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽錐體封頭廠家聯(lián)系方式,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179532595219/4377952.png"></div><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≈0.8~0.9Di.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(jìn)行壓制。當(dāng)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(yán)格檢查是否有裂紋，當(dāng)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，按工藝要求做焊補(bǔ)與探傷。封頭檢驗檢測標(biāo)準(zhǔn)：1、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(biāo)準(zhǔn)或技術(shù)文件的規(guī)定。</p><p style="text-indent:25px">封頭廠工程師介紹，封頭厚度的要求都是要在滿足強(qiáng)度的前提下的，由于蝶形封頭越淺，封頭邊緣的壓應(yīng)力值越高，所以我們在制作封頭的時候，一般都會將封頭長短軸比值限制在2.6以內(nèi)。對于對一些大直徑薄壁的橢圓形封頭，還要考慮他的剛度要求。碟形封頭，這是一種由球面部分、直邊段以及過渡區(qū)三部分組成的封頭。碟形封頭邊緣應(yīng)力的大小是與過渡區(qū)半徑與球面半徑的比值有關(guān)系的，壓力罐封頭用于閉式水循環(huán)系統(tǒng)中，起到了平衡水量及壓力的作用，避免安全閥頻繁開啟和自動補(bǔ)水閥頻繁補(bǔ)水。膨脹罐起到容納膨脹水的作用外，還能起到補(bǔ)水箱的作用。對于大型封頭，由于運輸和打開等因素，需要將其先分成多個部分，然后組裝并焊接在一起。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽錐體封頭廠家聯(lián)系方式,封頭" src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178472191754/9493282.png"></div><p style="text-indent:25px">封頭與其它的產(chǎn)品不大一樣，主要是用在各種容器兩端，無論是壓制的原材料還是制造后的檢驗都要非常清楚，這樣在事后有什么問題的時候可以探查是哪里出了問題。要如何來解決!所以制造封頭的材料應(yīng)有用以檢驗和追蹤的確認(rèn)標(biāo)記。在制造過程中，如原有確認(rèn)標(biāo)記被裁掉或材料分成了幾塊，應(yīng)在切割前完成標(biāo)記的移植。確認(rèn)標(biāo)記的表達(dá)方式由封頭制造單位規(guī)定并且要滿足以下兩點要求：1、對于不銹鋼及復(fù)合鋼板制封頭，鋁，鈦，銅，鎳及鎳合金制封頭以及復(fù)合材料制封頭，不得在其耐蝕面采用硬印作為材料的確認(rèn)標(biāo)記和焊工標(biāo)志；鈦材及鈦鋼復(fù)合板的標(biāo)記、標(biāo)志還應(yīng)符合JB/T4745的有關(guān)規(guī)定。2、對于鋼制低溫壓力容器用封頭及需要進(jìn)行疲勞分析設(shè)計的封頭，不得采用硬印作為材料的確認(rèn)標(biāo)記和焊工標(biāo)志。雖然這些都是比較小的細(xì)節(jié)方面，但是只有將每一步小細(xì)節(jié)都做好了才能決定大步驟的發(fā)展封頭要保證表面光潔度，減少填料摩擦。南通鋼包封頭生產(chǎn)制造廠家</p><p style="text-indent:25px">購買球形封頭之前一定要明確自己的用途，需要密封的是哪種介質(zhì)。安徽錐體封頭廠家聯(lián)系方式</p><p style="text-indent:25px">在實際應(yīng)用中，封頭產(chǎn)品具有良好的使用效果。對于很多行業(yè)來說，比如石油化工、原子能、食品行業(yè)、及制藥行業(yè)等行業(yè)中，封頭都屬于一款不可或缺的重要部件，其主要是使用在壓力容器上。接下來我們就針對這方面的內(nèi)容為大家做個簡單的介紹，希望能夠幫助到大家。首先在實際應(yīng)用中，封頭產(chǎn)品主要是使用在壓力容器的上端蓋上，是壓力容器中一個非常重要的部分，也是起到密封作用。通常情況下，在使用封頭這一產(chǎn)品的時候，并不是單一使用，而往往需要和配套的管件進(jìn)行使用。安徽錐體封頭廠家聯(lián)系方式</p><p style="text-indent:25px">無錫國鑫封頭制造有限公司致力于機(jī)械及行業(yè)設(shè)備，是一家生產(chǎn)型公司。公司業(yè)務(wù)涵蓋封頭，不銹鋼封頭，碳鋼封頭，鋁封頭等，價格合理，品質(zhì)有保證。公司從事機(jī)械及行業(yè)設(shè)備多年，有著創(chuàng)新的設(shè)計、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。在社會各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗，為客戶成功提供堅實有力的支持。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2342373.html</p></div></div></div></div></div><div id="gpqxtw8" class="page-right twoColRt"><div id="x3uf2po" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="uhiz9hd" 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="3arhvl4" 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有幾個科目真誠推薦寧波助學(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有幾個科目真誠推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)</p></a></div><div id="thntm8k" 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桶自動灌裝機(jī)生產(chǎn)廠歡迎來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桶自動灌裝機(jī)生產(chǎn)廠歡迎來電溫州奧基智能科技供應(yīng)</p></a></div><div id="onzgstm" 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>烏魯木齊市會務(wù)租車網(wǎng) 車永捷供應(yīng)</p></a></div><div id="enoklgz" class="clear"></div></div><div id="8ypqxie" 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="v3kq3ok" 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="uiza3pb" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/1719723.html"><div id="omneaws" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177816365410/2698061.png" alt="徐州Q235B封頭廠商無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>徐州Q235B封頭廠商無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719724.html"><div id="7lctz3o" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179742369306/9282842.png" alt="南通污水處理設(shè)備封頭無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通污水處理設(shè)備封頭無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719725.html"><div id="p38m9pr" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177952995583/8456246.png" alt="連云港臥式儲罐封頭生產(chǎn)廠家無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>連云港臥式儲罐封頭生產(chǎn)廠家無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719726.html"><div id="l34ngws" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179465046692/7774486.png" alt="徐州平底封頭生產(chǎn)廠家電話無錫國鑫封頭供應(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)廠家電話無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1721993.html"><div id="83ekbhi" 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) 無錫國鑫封頭供應(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) 無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1724174.html"><div id="3jz89vh" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179614381692/2265333.png" alt="蘇州印染機(jī)械封頭廠制造無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州印染機(jī)械封頭廠制造無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1724175.html"><div id="tcimc3z" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178090075643/961728.png" alt="南京鋼包封頭無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南京鋼包封頭無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1726469.html"><div id="g3mh8bi" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179041563010/3671152.png" alt="南通雙氧水設(shè)備封頭加工廠無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通雙氧水設(shè)備封頭加工廠無錫國鑫封頭供應(yīng)</p></a></li></ul></div></div><div id="gzfg8bs" 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="vearxyu" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/1789953.html"><div id="3hyuqwx" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177975553890/7890057.png" alt="蘇州球冠形封頭加工無錫國鑫封頭供應(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錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1724174.html"><div id="nqct3yz" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179614381692/2265333.png" alt="蘇州印染機(jī)械封頭廠制造無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州印染機(jī)械封頭廠制造無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/3198607.html"><div id="guqrste" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177986022692/3812274.png" alt="蘇州鋼包封頭廠家無錫國鑫封頭供應(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錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719726.html"><div id="bubs8y8" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179465046692/7774486.png" alt="徐州平底封頭生產(chǎn)廠家電話無錫國鑫封頭供應(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)廠家電話無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1719723.html"><div id="4xd8pf3" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393177816365410/2698061.png" alt="徐州Q235B封頭廠商無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>徐州Q235B封頭廠商無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1726469.html"><div id="v3tkbsj" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393179041563010/3671152.png" alt="南通雙氧水設(shè)備封頭加工廠無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通雙氧水設(shè)備封頭加工廠無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1738753.html"><div id="ehizfwj" 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)廠家直銷無錫國鑫封頭供應(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)廠家直銷無錫國鑫封頭供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1724175.html"><div id="ud7748m" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/wxgxft/637393178090075643/961728.png" alt="南京鋼包封頭無錫國鑫封頭供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南京鋼包封頭無錫國鑫封頭供應(yīng)</p></a></li></ul></div></div></section></section><footer class="footer"><div id="g2z3awx" class="container"><p><a href="http://www.cdcfah.com/">首頁</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【買產(chǎn)品】-上海口乞食品有限公司??<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-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="ulbih" class="pl_css_ganrao" style="display: none;"><blockquote id="ulbih"></blockquote><pre id="ulbih"><u id="ulbih"></u></pre><strong id="ulbih"></strong><abbr id="ulbih"><strong id="ulbih"><font id="ulbih"></font></strong></abbr><rt id="ulbih"><kbd id="ulbih"><dfn id="ulbih"></dfn></kbd></rt><ins id="ulbih"><label id="ulbih"><center id="ulbih"></center></label></ins><track id="ulbih"></track><th id="ulbih"><span id="ulbih"><dfn id="ulbih"><cite id="ulbih"></cite></dfn></span></th><form id="ulbih"></form><sup id="ulbih"><optgroup id="ulbih"></optgroup></sup><menuitem id="ulbih"></menuitem><tt id="ulbih"></tt><strong id="ulbih"></strong><i id="ulbih"><ins id="ulbih"></ins></i><object id="ulbih"><del id="ulbih"></del></object><legend id="ulbih"></legend><ins id="ulbih"><optgroup id="ulbih"><strike id="ulbih"><rp id="ulbih"></rp></strike></optgroup></ins><delect id="ulbih"></delect><optgroup id="ulbih"></optgroup><legend id="ulbih"></legend><abbr id="ulbih"></abbr><strong id="ulbih"></strong><strike id="ulbih"><center id="ulbih"><nav id="ulbih"><div id="ulbih"></div></nav></center></strike><font id="ulbih"><pre id="ulbih"><ol id="ulbih"><b id="ulbih"></b></ol></pre></font><label id="ulbih"><tfoot id="ulbih"><listing id="ulbih"></listing></tfoot></label><kbd id="ulbih"><dl id="ulbih"><sub id="ulbih"><label id="ulbih"></label></sub></dl></kbd><menuitem id="ulbih"></menuitem><kbd id="ulbih"></kbd><progress id="ulbih"></progress><mark id="ulbih"></mark><legend id="ulbih"></legend><delect id="ulbih"></delect><s id="ulbih"></s><form id="ulbih"><ul id="ulbih"><fieldset id="ulbih"><acronym id="ulbih"></acronym></fieldset></ul></form><var id="ulbih"><address id="ulbih"><abbr id="ulbih"></abbr></address></var><s id="ulbih"><progress id="ulbih"><listing id="ulbih"></listing></progress></s><tbody id="ulbih"></tbody><legend id="ulbih"><dfn id="ulbih"><table id="ulbih"><p id="ulbih"></p></table></dfn></legend><center id="ulbih"></center><video id="ulbih"></video><abbr id="ulbih"><thead id="ulbih"></thead></abbr><noframes id="ulbih"><td id="ulbih"><tr id="ulbih"><label id="ulbih"></label></tr></td></noframes><small id="ulbih"></small><fieldset id="ulbih"><acronym id="ulbih"><menu id="ulbih"></menu></acronym></fieldset><dd id="ulbih"></dd><optgroup id="ulbih"><fieldset id="ulbih"><acronym id="ulbih"><strong id="ulbih"></strong></acronym></fieldset></optgroup><ruby id="ulbih"></ruby><big id="ulbih"></big><pre id="ulbih"></pre><nav id="ulbih"></nav></div></html>