上海小型鋼球來電咨詢服務(wù)為先常州市飛鴿鋼球供應-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="鋼球感應表面淬火后的性能：表面硬度：經(jīng)高、中頻感應加熱表面淬火的工件，其表面硬度往往比普通淬火高2～3個單位（HRC）。耐磨性：高頻淬火后的工件耐磨性比普通淬火要高。這主要是由于淬硬層馬氏體晶粒細小，碳化物彌散度高，以及硬度比較高，表面的高"><meta name="keywords" content="上海小型鋼球來電咨詢,鋼球"><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="jzn2h" class="pl_css_ganrao" style="display: none;"><video id="jzn2h"><ul id="jzn2h"><dd id="jzn2h"><pre id="jzn2h"></pre></dd></ul></video><div id="jzn2h"><source id="jzn2h"></source></div><dfn id="jzn2h"><dl id="jzn2h"><style id="jzn2h"></style></dl></dfn><em id="jzn2h"><small id="jzn2h"><dl id="jzn2h"><small id="jzn2h"></small></dl></small></em><rp id="jzn2h"><input id="jzn2h"><blockquote id="jzn2h"></blockquote></input></rp><big id="jzn2h"></big><span id="jzn2h"><kbd id="jzn2h"><cite id="jzn2h"></cite></kbd></span><wbr id="jzn2h"><mark id="jzn2h"><table id="jzn2h"><td id="jzn2h"></td></table></mark></wbr><strong id="jzn2h"></strong><output id="jzn2h"></output><meter id="jzn2h"><dfn id="jzn2h"><form id="jzn2h"></form></dfn></meter><sub id="jzn2h"><li id="jzn2h"></li></sub><tbody id="jzn2h"><noframes id="jzn2h"><i id="jzn2h"><tr id="jzn2h"></tr></i></noframes></tbody><ol id="jzn2h"></ol><delect id="jzn2h"></delect><listing id="jzn2h"></listing><pre id="jzn2h"><label id="jzn2h"></label></pre><pre id="jzn2h"><label id="jzn2h"><delect id="jzn2h"></delect></label></pre><abbr id="jzn2h"><strike id="jzn2h"></strike></abbr><strong id="jzn2h"></strong><del id="jzn2h"></del><abbr id="jzn2h"><wbr id="jzn2h"><pre id="jzn2h"></pre></wbr></abbr><form id="jzn2h"><dl id="jzn2h"><pre id="jzn2h"><label id="jzn2h"></label></pre></dl></form><span id="jzn2h"><form id="jzn2h"></form></span><menu id="jzn2h"></menu><var id="jzn2h"><address id="jzn2h"><abbr id="jzn2h"><dl id="jzn2h"></dl></abbr></address></var><meter id="jzn2h"><noframes id="jzn2h"><source id="jzn2h"><tr id="jzn2h"></tr></source></noframes></meter><object id="jzn2h"><meter id="jzn2h"><option id="jzn2h"><i id="jzn2h"></i></option></meter></object><sup id="jzn2h"><font id="jzn2h"><tbody id="jzn2h"></tbody></font></sup><address id="jzn2h"></address><menu id="jzn2h"></menu><label id="jzn2h"><progress id="jzn2h"><em id="jzn2h"></em></progress></label><u id="jzn2h"></u><dfn id="jzn2h"></dfn><option id="jzn2h"><i id="jzn2h"><tr id="jzn2h"><abbr id="jzn2h"></abbr></tr></i></option><optgroup id="jzn2h"></optgroup><legend id="jzn2h"><center id="jzn2h"></center></legend><thead id="jzn2h"><ruby id="jzn2h"><menu id="jzn2h"></menu></ruby></thead><listing id="jzn2h"></listing><acronym id="jzn2h"></acronym><tbody id="jzn2h"><small id="jzn2h"><p id="jzn2h"></p></small></tbody><b id="jzn2h"></b><bdo id="jzn2h"><span id="jzn2h"><dfn id="jzn2h"></dfn></span></bdo><legend id="jzn2h"></legend><meter id="jzn2h"></meter><s id="jzn2h"><progress id="jzn2h"></progress></s><th id="jzn2h"></th><ins id="jzn2h"><label id="jzn2h"><thead id="jzn2h"></thead></label></ins><source id="jzn2h"></source><small id="jzn2h"></small><b id="jzn2h"></b><form id="jzn2h"><ul id="jzn2h"><fieldset id="jzn2h"><address id="jzn2h"></address></fieldset></ul></form><progress id="jzn2h"><listing id="jzn2h"><span id="jzn2h"><kbd id="jzn2h"></kbd></span></listing></progress><label id="jzn2h"><em id="jzn2h"></em></label><sup id="jzn2h"><form id="jzn2h"></form></sup><sub id="jzn2h"></sub><noframes id="jzn2h"><td id="jzn2h"><tr id="jzn2h"><label id="jzn2h"></label></tr></td></noframes><label id="jzn2h"><tfoot id="jzn2h"><em id="jzn2h"><rt id="jzn2h"></rt></em></tfoot></label><nobr id="jzn2h"><s id="jzn2h"><menuitem id="jzn2h"><listing id="jzn2h"></listing></menuitem></s></nobr><source id="jzn2h"><tr id="jzn2h"></tr></source><span id="jzn2h"><form id="jzn2h"><legend id="jzn2h"></legend></form></span><dl id="jzn2h"></dl><abbr id="jzn2h"><center id="jzn2h"><abbr id="jzn2h"></abbr></center></abbr><input id="jzn2h"></input><thead id="jzn2h"><abbr id="jzn2h"><strike id="jzn2h"><font id="jzn2h"></font></strike></abbr></thead><th id="jzn2h"><em id="jzn2h"><style id="jzn2h"></style></em></th><tr id="jzn2h"><var id="jzn2h"><thead id="jzn2h"><abbr id="jzn2h"></abbr></thead></var></tr><wbr id="jzn2h"><kbd id="jzn2h"><strong id="jzn2h"></strong></kbd></wbr><strike id="jzn2h"><font id="jzn2h"><s id="jzn2h"></s></font></strike><noframes id="jzn2h"><bdo id="jzn2h"><ins id="jzn2h"><del id="jzn2h"></del></ins></bdo></noframes><strong id="jzn2h"><strike id="jzn2h"><font id="jzn2h"><pre id="jzn2h"></pre></font></strike></strong><pre id="jzn2h"></pre><em id="jzn2h"><address id="jzn2h"><mark id="jzn2h"></mark></address></em><mark id="jzn2h"></mark><xmp id="jzn2h"><rp id="jzn2h"><input id="jzn2h"><blockquote id="jzn2h"></blockquote></input></rp></xmp><nav id="jzn2h"><div id="jzn2h"></div></nav><abbr id="jzn2h"></abbr><p id="jzn2h"></p><pre id="jzn2h"></pre><label id="jzn2h"><tfoot id="jzn2h"><em id="jzn2h"></em></tfoot></label><del id="jzn2h"><cite id="jzn2h"></cite></del><dfn id="jzn2h"></dfn><form id="jzn2h"></form><tbody id="jzn2h"></tbody><button id="jzn2h"><rt id="jzn2h"><meter id="jzn2h"><dfn id="jzn2h"></dfn></meter></rt></button><dd id="jzn2h"></dd><label id="jzn2h"></label><listing id="jzn2h"></listing><legend id="jzn2h"></legend><pre id="jzn2h"></pre><menuitem id="jzn2h"></menuitem><samp id="jzn2h"></samp><dfn id="jzn2h"></dfn><em id="jzn2h"></em><ul id="jzn2h"></ul><tbody id="jzn2h"><tfoot id="jzn2h"></tfoot></tbody><legend id="jzn2h"></legend></div><header class="header container"><span id="dacalng" 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="jsh3rcs" 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="73k2fxz" class="searchbox"><div id="l4hwwlr" class="searchLt"><div id="noq98p2" 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="vbx9ht8" class="clearfix searchWrap"><div id="yr3htqf" 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="mgic3hb" 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</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="vu8vcel" class="twoCol"><div id="hqsmlmj" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_zhoucheng/">軸承</a>?<a href="http://www.cdcfah.com/cp/third-zhoucheng_zcfsj/">軸承附屬件</a>?上海小型鋼球來電咨詢服務(wù)為先常州市飛鴿鋼球供應</p><div id="qkhrovm" class="leftbox clearfix"><h1>上海小型鋼球來電咨詢服務(wù)為先常州市飛鴿鋼球供應</h1><div id="fzroaxo" class="proBig"><div id="shj88gs" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637116691663369141/837740.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="uo8ury3" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637116691663369141/837740.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="h3sryv8" 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>上海小型鋼球來電咨詢,鋼球</p><p><span>***更新：</span>2020-10-20 02:03:57</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="vewoqcz" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">常州市飛鴿鋼球有限公司</a></p><p><span>聯(lián)系人：</span>楊虎</p><p><span>郵箱: </span>info_feige@163.com</p><p><span>電話: </span>13961220766</p><p><span>傳真: </span>0519_</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0519-86200760</p><p><span>地址: </span>雪堰鎮(zhèn)夏墅村 </p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="ujln2n8" class="page-proshow02"><p class="title">詳細說明</p><div id="lfcz7qc" class="box"><p><p> 鋼球感應表面淬火后的性能： </p> <p> 表面硬度：經(jīng)高、中頻感應加熱表面淬火的工件，其表面硬度往往比普通淬火高 2～3 個單位（HRC）。 </p> <p> 耐磨性：高頻淬火后的工件耐磨性比普通淬火要高。這主要是由于淬硬層馬氏體晶粒細小，碳化物彌散度高，以及硬度比較高，表面的高的壓應力等綜合的結(jié)果。 </p> <p> 疲勞強度：高、中頻表面淬火使疲勞強度大為提高，缺口敏感性下降。對同樣材料的工件，硬化層深度在一定范圍內(nèi)，上海小型鋼球來電咨詢，上海小型鋼球來電咨詢，隨硬化層深度增加而疲勞強度增加，但硬化層深度過深時表層是壓應力，因而硬化層深度增打疲勞強度反而下降，并使工件脆性增加。一般硬化層深δ＝（10～**。較為合適，上海小型鋼球來電咨詢，其中D為工件的有效直徑。 </p> <p> 鋼球化學熱處理： </p> <p> 滲碳：滲碳是指使碳原子滲入到鋼表面層的過程。也是使低碳鋼的工件具有高碳鋼的表面層，再經(jīng)過淬火和低溫回火，使工件的表面層具有高硬度和耐磨性，而工件的中心部分仍然保持著低碳鋼的韌性和塑性。 </p> <p> 鋼球的力學性能測試：試樣件送力學性能測試室進行相應的力學性能測試。 </p> <p> 用落球沖擊試驗機測試落球沖擊壽命。 </p> <p> 用壓碎值試驗儀測試鋼球壓碎負荷值δs= HRC。鋼球可以用在指甲油里。上海小型鋼球來電咨詢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海小型鋼球來電咨詢,鋼球" src="http://tyunfile.71360.com/UploadFile/czfggq/637116691663369141/837740.jpg"></div><p> 鋼球開裂原因分析：某公司送檢成品鋼球5粒（斷裂成半粒的鋼球），材料為GCr15軸承鋼，加工工藝過程如下：φ6.0mm熱軋盤圓（連鑄）→球化退火后冷拔成φ4.5mm→去應力退火后冷拔成φ3.2mm→去應力退火后冷拔成φ2.5mm→冷鐓成鋼球→冷、熱加工成φ2.36mm成品鋼球。該批次鋼球共300萬粒，用戶在使用過程中發(fā)現(xiàn)約60粒開裂成兩半，要求對鋼球發(fā)生開裂的原因進行分析。 </p> <p> 觀察與分析 </p> <p> 宏觀形貌 </p> <p> 送檢的5個半粒鋼球斷口的中心部位材料均呈現(xiàn)為線狀分布，邊緣光亮且凹凸不平，具有明顯的擠壓、磨損痕跡。接下來進行斷口的微觀形貌觀察與分析： </p> <p> 為了更詳細地觀察缺點形貌，任取半粒鋼球放置在JSM-6380LV掃描電子顯微鏡下變倍觀察斷口形貌，結(jié)果表明：鋼球中心部位約五分之三斷口呈現(xiàn)為深淺不一平行的條帶狀，形貌自然、疏松，其余部位主要呈現(xiàn)為擠壓、磨損狀態(tài)，局部為瓷狀斷裂面，斷口的微觀形貌見圖2～圖5。采用EDS7582能譜儀對條帶處的多處部位進行微區(qū)成分分析，發(fā)現(xiàn)材料內(nèi)存在異常元素，主要為氧、鈣、鎂及微量的鈉。山東**鋼球服務(wù)至上一些特殊材質(zhì)鋼球已被廣泛應用于國民經(jīng)濟各個領(lǐng)域中。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海小型鋼球來電咨詢,鋼球" src="http://tyunfile.71360.com/UploadFile/czfggq/637116691071699219/2293270.jpg"></div><p> 球磨機鋼球是球磨機重要的基礎(chǔ)零部件，尤其是精密工業(yè)鋼球在國民經(jīng)濟發(fā)展中起著巨大作用。較廣用于水泥廠，發(fā)電廠等。高低鉻多元素合金鋼球，高低鉻多元素合金鑄鍛，在國民經(jīng)濟發(fā)展中起著巨大作用。 </p> <p> 在一些特殊條件下，常常需要特殊材質(zhì)的鋼球，來完成不同環(huán)境下所要求達到的功能。其實一些特殊材質(zhì)鋼球已較廣應用于國民經(jīng)濟各個領(lǐng)域中，包括高鉻鋼球;高鉻鋼鍛;低鉻鋼球;低鉻鋼鍛;鉻系列襯板;錳系列襯板;錘頭;多元合金鋼球;多元合金襯板;各種耐磨材料。它們的推廣應用，不僅推動了球磨機鋼球生產(chǎn)業(yè)的發(fā)展，而且也促進了相關(guān)行業(yè)的技術(shù)發(fā)展和科技進步。 </p> <p> <br /> </p> <p> 球磨機經(jīng)過一段時間運轉(zhuǎn)，每7～10d要補球，使鋼球級配變得非常混亂。運轉(zhuǎn)時間越長，鋼球級數(shù)越多，球磨機鋼球的級配情況很難計算。小型磨機清倉時，可算好配比，把球按尺寸分類后填加，級配的數(shù)量與計算的基本相符。大型磨機，由于鋼球數(shù)量太大，球磨機鋼球分類太費時，給生產(chǎn)安排造成困難。 </p> <p> 大多數(shù)廠家都不采用此法，而是按各自的要求，將爛球、鐵渣及小球揀出，加完后與標準填加量比較，缺少的量，一般是加入大級鋼球，或憑經(jīng)驗加入一些其它的鋼球。鋼球的級配及平均球徑是估算的，很不準確。 </p><p> 如果鋼球的表面呈黑紅色,證明鋼球經(jīng)過高溫回火處理了。如果鋼鐵球表面仍然帶有金屬本色,我們可以判斷鋼球沒有經(jīng)過高溫回火處理。 </p> <p> <br /> </p> <p> 一般來說,低鉻球含鉻量為0.5%到2.5%,含碳量從1.80%到3.20%。因此,根據(jù)國家標準,低鉻球硬度應該不小于45hrc，沖擊值應該不小于1.5j/cm2。低鉻球也需要高溫度回火處理來保證質(zhì)量。這種處理可以消除鑄造應力。如果鋼球的表面呈深紅色,表明經(jīng)過了高溫回火處理。如果表面仍然呈金屬本色,表明鋼球沒經(jīng)過高溫回火。 </p> <p> <br /> </p> <p> 鑄造鋼球通常是用于大規(guī)模開礦的各種水泥廠、化工廠、發(fā)電廠、石英砂廠、硅砂廠等。鋼球可以用在直線軸承里。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海小型鋼球來電咨詢,鋼球" src="http://tyunfile.71360.com/UploadFile/czfggq/637116691679970703/5196457.jpg"></div><p> 化學成分不銹鋼的耐蝕性隨含碳量的增加而降低，因此，大多數(shù)不銹鋼的含碳量均較低，***大不超過1.2%，有些鋼的Wc（含碳量）甚至低于0.03%（如00Cr12）。不銹鋼中的主要合金元素是Cr（鉻），只有當Cr含量達到一定值時，鋼才有耐蝕性。因此，不銹鋼一般Cr（鉻）含量至少為10.5%。不銹鋼中還含有Ni、Ti、Mn、N、Nb、Mo、Si、Cu等元素用途不銹鋼不易產(chǎn)生腐蝕、點蝕、銹蝕或磨損。不銹鋼還是建筑用金屬材料中強度***高的材料之一。 </p> <p> 由于不銹鋼具有良好的耐腐蝕性，所以它能使結(jié)構(gòu)部件長久地保持工程設(shè)計的完整性。含鉻不銹鋼還集機械強度和高延伸性于一身，易于部件的加工制造，可滿足建筑師和結(jié)構(gòu)設(shè)計人員的需要。鋼球通過酸洗后，金屬表面得到鈍化，形成保護膜，從而能提高鋼球的抗腐蝕能力。上海小型鋼球來電咨詢</p><p style="text-indent:25px">鋼球制作工藝：沖壓——光磨——淬火——硬磨——外觀——精研——清洗——防銹——成品包裝。上海小型鋼球來電咨詢</p><p> 鋼球按級別一般分為G10、G16、G20、G100、G500、G1000等。假如一顆鋼球的級別是G10，其意味著鋼球的直徑變動量在0.25μm，圓度是0.25μm，粗糙度是0.25μm，公差范圍在+/-9μm。由此可知，一個鋼球達到G10級，證明鋼球的各項參數(shù)均符合G10所包含的范圍。 </p> <p> <br /> </p> <p> 鋼球的等級既然是由圓度、公差和粗糙度等范圍組合而成，就需要圓度儀測試圓度，扭簧儀測試鋼球的公差等。得出的數(shù)據(jù)，再對照國標GB308-2002的標準，就能得出一個鋼球?qū)儆谀膫€級別的鋼球。 </p> <p> 哪個級別的鋼球好呢？按照現(xiàn)代鋼球行業(yè)發(fā)展的現(xiàn)狀，精密鋼球廠中一般生產(chǎn)G10級鋼球較多。但是在實際生產(chǎn)的情況中，真正的G3級鋼球目前沒有廠家能生產(chǎn)此級別的鋼球。實際投產(chǎn)中，G5級鋼球是目前級別較好的。上海小型鋼球來電咨詢</p><p style="text-indent:25px">常州市飛鴿鋼球有限公司總部位于雪堰鎮(zhèn)夏墅村，是一家鋼珠球，直徑1.5mm-25.4mm的軸鋼球，不銹鋼鋼球（不銹鋼201/304/316/420/440/430），低碳/高碳鋼球，精度等級G10-G1000、自行車配件、滾針、軸承、機械零部件制造、加工的公司。公司自創(chuàng)立以來，投身于鋼球，不銹鋼球，軸承鋼球，滾珠，是五金、工具的主力軍。常州飛鴿鋼球始終以本分踏實的精神和必勝的信念，影響并帶動團隊取得成功。常州飛鴿鋼球創(chuàng)始人楊虎，始終關(guān)注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務(wù)。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1624289.html</p></div></div></div></div></div><div id="apbdkw8" class="page-right twoColRt"><div id="ptvx3o3" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="txzm87q" 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配件哪家強信息推薦自業(yè)物資供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應</p></a></div><div id="evsk37n" 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商務(wù)信息咨詢供應" 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商務(wù)信息咨詢供應</p></a></div><div id="fubic3b" 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桶自動灌裝機生產(chǎn)廠歡迎來電溫州奧基智能科技供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>200l桶自動灌裝機生產(chǎn)廠歡迎來電溫州奧基智能科技供應</p></a></div><div id="hbykmjq" 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" 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</p></a></div><div id="qf2axe3" class="clear"></div></div><div id="yxur2ik" 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="85t7fmo" 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="u78gtq2" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/3735.html"><div id="z3gkboq" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637120854360859375/4613955.png" alt="安徽口碑好不銹鋼球銷售廠家 **** 常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>安徽口碑好不銹鋼球銷售廠家 **** 常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3736.html"><div id="eogtv2p" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637120854362246094/9571791.png" alt="山東口碑好不銹鋼球**** 真誠推薦常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>山東口碑好不銹鋼球**** 真誠推薦常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3737.html"><div id="bqif7vz" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637116691661728516/1449074.jpg" alt="上?？诒幂S鋼球值得信賴歡迎咨詢常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>上?？诒幂S鋼球值得信賴歡迎咨詢常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3739.html"><div id="et8oq7n" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637120854363251953/3892241.png" alt="安徽專業(yè)不銹鋼球的用途和特點創(chuàng)造輝煌常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>安徽專業(yè)不銹鋼球的用途和特點創(chuàng)造輝煌常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3740.html"><div id="pebya8c" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637116691661767578/9513390.jpg" alt="山東鋼球價格合理創(chuàng)造輝煌常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>山東鋼球價格合理創(chuàng)造輝煌常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/7117.html"><div id="pjqsp82" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637118531274394531/5204000.jpg" alt="山東小型軸鋼球品質(zhì)售后無憂歡迎咨詢常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>山東小型軸鋼球品質(zhì)售后無憂歡迎咨詢常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/7118.html"><div id="ts833zb" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637120854362246094/9571791.png" alt="山東口碑好不銹鋼球生產(chǎn)基地貼心服務(wù) 常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>山東口碑好不銹鋼球生產(chǎn)基地貼心服務(wù) 常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/7122.html"><div id="n234kho" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637118531274384766/7999145.jpg" alt="浙江口碑好軸鋼球量大從優(yōu) 歡迎來電常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>浙江口碑好軸鋼球量大從優(yōu) 歡迎來電常州市飛鴿鋼球供應</p></a></li></ul></div></div><div id="k29lxb7" class="page-proshow02"><p class="title">同類產(chǎn)品推薦 <span><a href="http://www.cdcfah.com/cp/first-_jxjxysb/">更多>></a></span></p><div id="y3qspmo" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/2014433.html"><div id="odfc2yv" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637120854366630859/2592356.jpg" alt="浙江不銹鋼球質(zhì)量材質(zhì)上乘服務(wù)至上常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>浙江不銹鋼球質(zhì)量材質(zhì)上乘服務(wù)至上常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/1271296.html"><div id="mrjlikm" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/czfggq/637269521994316406/3937997.png" alt="江蘇質(zhì)量軸鋼球廠家供應誠信互利常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>江蘇質(zhì)量軸鋼球廠家供應誠信互利常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3735.html"><div id="uzwtamt" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637120854360859375/4613955.png" alt="安徽口碑好不銹鋼球銷售廠家 **** 常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>安徽口碑好不銹鋼球銷售廠家 **** 常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3736.html"><div id="nxumtgt" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637120854362246094/9571791.png" alt="山東口碑好不銹鋼球**** 真誠推薦常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>山東口碑好不銹鋼球**** 真誠推薦常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/1271297.html"><div id="mwnk7g7" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/czfggq/637269517680888672/1606950.png" alt="山東口碑好不銹鋼球服務(wù)放心可靠服務(wù)至上常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>山東口碑好不銹鋼球服務(wù)放心可靠服務(wù)至上常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3737.html"><div id="yxubyu2" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637116691661728516/1449074.jpg" alt="上海口碑好軸鋼球值得信賴歡迎咨詢常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>上?？诒幂S鋼球值得信賴歡迎咨詢常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3740.html"><div id="utq3d29" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637116691661767578/9513390.jpg" alt="山東鋼球價格合理創(chuàng)造輝煌常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>山東鋼球價格合理創(chuàng)造輝煌常州市飛鴿鋼球供應</p></a></li><li><a href="http://www.cdcfah.com/cp/7126.html"><div id="aurtq39" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637120854366689453/2253189.png" alt="浙江專業(yè)不銹鋼球銷售價格抱誠守真常州市飛鴿鋼球供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>浙江專業(yè)不銹鋼球銷售價格抱誠守真常州市飛鴿鋼球供應</p></a></li></ul></div></div></section></section><footer class="footer"><div id="ptln22p" 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</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?？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-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="ksmoj" class="pl_css_ganrao" style="display: none;"><tt id="ksmoj"></tt><rp id="ksmoj"><dl id="ksmoj"><blockquote id="ksmoj"></blockquote></dl></rp><nobr id="ksmoj"></nobr><strong id="ksmoj"></strong><pre id="ksmoj"></pre><legend id="ksmoj"></legend><var id="ksmoj"></var><delect id="ksmoj"></delect><s id="ksmoj"><progress id="ksmoj"><strong id="ksmoj"></strong></progress></s><meter id="ksmoj"><dfn id="ksmoj"><source id="ksmoj"></source></dfn></meter><ins id="ksmoj"></ins><s id="ksmoj"><delect id="ksmoj"></delect></s><dfn id="ksmoj"></dfn><p id="ksmoj"></p><output id="ksmoj"><strong id="ksmoj"></strong></output><legend id="ksmoj"><mark id="ksmoj"><table id="ksmoj"></table></mark></legend><tbody id="ksmoj"><noframes id="ksmoj"><p id="ksmoj"></p></noframes></tbody><font id="ksmoj"><tbody id="ksmoj"><ol id="ksmoj"></ol></tbody></font><optgroup id="ksmoj"><div id="ksmoj"></div></optgroup><em id="ksmoj"><style id="ksmoj"><input id="ksmoj"></input></style></em><ul id="ksmoj"><listing id="ksmoj"></listing></ul><center id="ksmoj"></center><dfn id="ksmoj"><td id="ksmoj"><tr id="ksmoj"><label id="ksmoj"></label></tr></td></dfn><s id="ksmoj"><small id="ksmoj"></small></s><i id="ksmoj"><ins id="ksmoj"><abbr id="ksmoj"></abbr></ins></i><optgroup id="ksmoj"><fieldset id="ksmoj"><video id="ksmoj"><object id="ksmoj"></object></video></fieldset></optgroup><ul id="ksmoj"><listing id="ksmoj"><address id="ksmoj"></address></listing></ul><mark id="ksmoj"></mark><s id="ksmoj"></s><menu id="ksmoj"></menu><nobr id="ksmoj"><s id="ksmoj"><ul id="ksmoj"><listing id="ksmoj"></listing></ul></s></nobr><thead id="ksmoj"><strong id="ksmoj"><big id="ksmoj"></big></strong></thead><del id="ksmoj"></del><code id="ksmoj"><output id="ksmoj"></output></code><legend id="ksmoj"></legend><pre id="ksmoj"></pre><dd id="ksmoj"><li id="ksmoj"><ol id="ksmoj"></ol></li></dd><menuitem id="ksmoj"></menuitem><tbody id="ksmoj"></tbody><acronym id="ksmoj"><abbr id="ksmoj"></abbr></acronym><i id="ksmoj"></i><video id="ksmoj"><menu id="ksmoj"><big id="ksmoj"><track id="ksmoj"></track></big></menu></video><input id="ksmoj"></input><code id="ksmoj"><pre id="ksmoj"><ul id="ksmoj"></ul></pre></code><bdo id="ksmoj"><ins id="ksmoj"></ins></bdo><form id="ksmoj"></form><em id="ksmoj"><style id="ksmoj"></style></em><legend id="ksmoj"></legend><li id="ksmoj"></li><code id="ksmoj"><pre id="ksmoj"></pre></code></div></html>