江西GGG70L焊條焊絲廠家歡迎來電簡敏精密五金制造供應-b2b網(wǎng)站_b2b電子商務平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 2送絲輪壓力不夠3送絲軟管堵塞或接頭處有硬彎或不匹配4導電嘴孔徑太大或太小5送絲軟管彎曲半徑小于400mm1更換與焊絲直徑相匹配的送絲輪2調(diào)整壓力3清理送絲軟管或更換4更換合適孔徑的導電嘴5展"><meta name="keywords" content="江西GGG70L焊條焊絲廠家,焊條焊絲"><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="nvg1i" class="pl_css_ganrao" style="display: none;"><samp id="nvg1i"><address id="nvg1i"></address></samp><dfn id="nvg1i"></dfn><menuitem id="nvg1i"></menuitem><big id="nvg1i"></big><p id="nvg1i"><pre id="nvg1i"></pre></p><u id="nvg1i"></u><b id="nvg1i"></b><table id="nvg1i"></table><mark id="nvg1i"></mark><acronym id="nvg1i"><object id="nvg1i"></object></acronym><strong id="nvg1i"></strong><legend id="nvg1i"><style id="nvg1i"><optgroup id="nvg1i"></optgroup></style></legend><thead id="nvg1i"></thead><em id="nvg1i"></em><sup id="nvg1i"><dd id="nvg1i"></dd></sup><div id="nvg1i"><th id="nvg1i"><object id="nvg1i"></object></th></div><pre id="nvg1i"></pre><dl id="nvg1i"></dl><sup id="nvg1i"></sup><listing id="nvg1i"><li id="nvg1i"><delect id="nvg1i"><sub id="nvg1i"></sub></delect></li></listing><center id="nvg1i"><nav id="nvg1i"><div id="nvg1i"><video id="nvg1i"></video></div></nav></center><mark id="nvg1i"></mark><pre id="nvg1i"><input id="nvg1i"></input></pre><form id="nvg1i"></form><label id="nvg1i"></label><form id="nvg1i"></form><fieldset id="nvg1i"><acronym id="nvg1i"><menu id="nvg1i"></menu></acronym></fieldset><option id="nvg1i"><source id="nvg1i"><menuitem id="nvg1i"></menuitem></source></option><center id="nvg1i"></center><legend id="nvg1i"><mark id="nvg1i"></mark></legend><thead id="nvg1i"></thead><ul id="nvg1i"><listing id="nvg1i"><address id="nvg1i"><form id="nvg1i"></form></address></listing></ul><code id="nvg1i"><pre id="nvg1i"></pre></code><acronym id="nvg1i"><b id="nvg1i"><legend id="nvg1i"><dfn id="nvg1i"></dfn></legend></b></acronym><div id="nvg1i"></div><ol id="nvg1i"></ol><table id="nvg1i"></table><ruby id="nvg1i"></ruby><thead id="nvg1i"></thead><sup id="nvg1i"><optgroup id="nvg1i"></optgroup></sup><big id="nvg1i"><track id="nvg1i"><s id="nvg1i"><progress id="nvg1i"></progress></s></track></big><acronym id="nvg1i"><b id="nvg1i"><code id="nvg1i"></code></b></acronym><blockquote id="nvg1i"><tbody id="nvg1i"><tr id="nvg1i"><b id="nvg1i"></b></tr></tbody></blockquote><pre id="nvg1i"></pre><li id="nvg1i"></li><tr id="nvg1i"></tr><form id="nvg1i"></form><wbr id="nvg1i"></wbr><dfn id="nvg1i"></dfn><label id="nvg1i"><xmp id="nvg1i"></xmp></label><th id="nvg1i"></th><wbr id="nvg1i"><kbd id="nvg1i"></kbd></wbr><nobr id="nvg1i"><pre id="nvg1i"></pre></nobr><xmp id="nvg1i"></xmp><font id="nvg1i"></font><option id="nvg1i"><i id="nvg1i"><tr id="nvg1i"></tr></i></option><output id="nvg1i"><strong id="nvg1i"></strong></output><s id="nvg1i"><progress id="nvg1i"></progress></s><thead id="nvg1i"></thead><blockquote id="nvg1i"></blockquote><code id="nvg1i"><dfn id="nvg1i"></dfn></code><dfn id="nvg1i"><code id="nvg1i"><form id="nvg1i"><u id="nvg1i"></u></form></code></dfn><dfn id="nvg1i"></dfn><thead id="nvg1i"><ruby id="nvg1i"><menu id="nvg1i"></menu></ruby></thead><legend id="nvg1i"><dfn id="nvg1i"></dfn></legend><legend id="nvg1i"></legend><track id="nvg1i"><dfn id="nvg1i"><progress id="nvg1i"></progress></dfn></track><abbr id="nvg1i"><thead id="nvg1i"></thead></abbr><td id="nvg1i"><li id="nvg1i"><label id="nvg1i"><em id="nvg1i"></em></label></li></td><progress id="nvg1i"><listing id="nvg1i"><rt id="nvg1i"><kbd id="nvg1i"></kbd></rt></listing></progress><del id="nvg1i"><code id="nvg1i"><form id="nvg1i"><ul id="nvg1i"></ul></form></code></del><div id="nvg1i"></div><fieldset id="nvg1i"></fieldset><sup id="nvg1i"><form id="nvg1i"><cite id="nvg1i"></cite></form></sup><dfn id="nvg1i"></dfn><i id="nvg1i"><ins id="nvg1i"><var id="nvg1i"></var></ins></i><progress id="nvg1i"></progress><menuitem id="nvg1i"><listing id="nvg1i"><wbr id="nvg1i"><mark id="nvg1i"></mark></wbr></listing></menuitem><sup id="nvg1i"></sup><p id="nvg1i"><pre id="nvg1i"></pre></p><tt id="nvg1i"><tbody id="nvg1i"><menuitem id="nvg1i"></menuitem></tbody></tt><em id="nvg1i"><style id="nvg1i"></style></em><address id="nvg1i"><strong id="nvg1i"><table id="nvg1i"><dd id="nvg1i"></dd></table></strong></address><form id="nvg1i"><dl id="nvg1i"><track id="nvg1i"></track></dl></form><pre id="nvg1i"></pre><menu id="nvg1i"><em id="nvg1i"><track id="nvg1i"></track></em></menu><address id="nvg1i"><kbd id="nvg1i"></kbd></address><strike id="nvg1i"><rp id="nvg1i"></rp></strike><nobr id="nvg1i"><pre id="nvg1i"><ul id="nvg1i"></ul></pre></nobr><thead id="nvg1i"></thead><style id="nvg1i"></style><s id="nvg1i"></s><dl id="nvg1i"></dl><font id="nvg1i"><label id="nvg1i"></label></font><rp id="nvg1i"></rp><table id="nvg1i"></table><pre id="nvg1i"></pre><td id="nvg1i"><li id="nvg1i"><th id="nvg1i"><em id="nvg1i"></em></th></li></td><strike id="nvg1i"></strike><optgroup id="nvg1i"><div id="nvg1i"><acronym id="nvg1i"><object id="nvg1i"></object></acronym></div></optgroup></div><header class="header container"><span id="f9xjbrf" 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="rzznv9x" class="tigs"> 發(fā)信息做推廣就找產(chǎn)品網(wǎng)<br />企業(yè)電商信息綜合服務平臺 </span><div id="xxd7bj7" class="searchbox"><div id="wuosoac" class="searchLt"><div id="maskqs8" 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="i8sgueu" class="clearfix searchWrap"><div id="ye8w08w" class="searchInput"><input type="text" name="keywords" placeholder="請輸入搜索關鍵詞" id="kd"><a href="javascript:void(0)" class="searchBtn" id="search">搜索</a></div></div></div></div></header><nav class="navbox"><div id="8w08c88" 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="jbrh8vs" class="twoCol"><div id="qdeqeoo" 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-_wjgj/">五金、工具</a>?<a href="http://www.cdcfah.com/cp/second-wjgj_hjclyfjqh/">焊接材料與附件</a>?<a href="http://www.cdcfah.com/cp/third-hjclyfjqh_hansi/">焊絲</a>?江西GGG70L焊條焊絲廠家歡迎來電簡敏精密五金制造供應</p><div id="rojfalf" class="leftbox clearfix"><h1>江西GGG70L焊條焊絲廠家歡迎來電簡敏精密五金制造供應</h1><div id="yghxnyy" class="proBig"><div id="ecnin3w" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265666699219/955806.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="qso7wpp" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265666699219/955806.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ryepk8r" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>江西GGG70L焊條焊絲廠家,焊條焊絲</p><p><span>***更新：</span>2020-11-15 00:17:18</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="87fqrwm" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">簡敏精密五金制造(上海)有限公司</a></p><p><span>聯(lián)系人：</span>龔先生</p><p><span>郵箱: </span></p><p><span>電話: </span>13818473006</p><p><span>傳真: </span>021_69726282</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>021-69726282</p><p><span>地址: </span>顧北東路365號C區(qū)1101</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="0n9v9fv" class="page-proshow02"><p class="title">詳細說明</p><div id="p38psmh" class="box"><p><p> 2送絲輪壓力不夠3送絲軟管堵塞或接頭處有硬彎或不匹配4導電嘴孔徑太大或太小5送絲軟管彎曲半徑小于400mm1更換與焊絲直徑相匹配的送絲輪2調(diào)整壓力3清理送絲軟管或更換4更換合適孔徑的導電嘴5展開送絲軟管2.三相電源的相間電壓不平衡檢查輸入電壓加大供電電源容量3.電網(wǎng)電壓缺相不與其他大功率用電裝置公用同**路4，江西GGG70L焊條焊絲廠家.焊工操作或規(guī)范選用不當正確施焊，重新選擇焊接規(guī)范5.連接處接觸不良檢查輸入線，空氣開關等部件6.二次側(cè)極性接反。7導電嘴磨損嚴重6更正接線.7。更換導電嘴焊接時焊機常見故障與排除方法：故障現(xiàn)象故障原因排除方法焊縫產(chǎn)生氣孔1.工件表面不清潔2.焊絲表面有油污或生銹，空氣進入焊接區(qū)5.噴嘴上粘有飛濺物，保護氣流不暢，銹跡等2.***焊絲，送絲輪和軟管中的油污3.檢查氣瓶，氣帶，壓力表是否漏氣4.采取保護措施5.清，江西GGG70L焊條焊絲廠家，江西GGG70L焊條焊絲廠家.除噴嘴上飛濺物。?熔滴的過渡多以球滴過渡為主，飛濺較多。江西GGG70L焊條焊絲廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西GGG70L焊條焊絲廠家,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265666699219/955806.png"></div><p> -40℃）/J標準值≥890940～1180≥15≥47Mn4Ni2CrMo，44，52，64，54Ok8，53，49，65，48表11MF745B和MF1100M熔敷金屬化學成分（質(zhì)量分數(shù)）（%）成分CMnSiPSCrNiMoV標準值～～≤≤≤～～～≤MF745BMF1100M—表12MF745B和MF1100M熔敷金屬力學性能項目Re/MPaRm/MPaA（%）KV2（-40℃）/J標準值≥890940～1180≥15≥47MF745B78099044，46，48，47，42MF1100M88995956，56，51，56，56三、結(jié)語700MPa級的實芯焊絲與藥芯焊絲均能滿足力學性能要求，并且焊縫的塑性和韌性方面藥芯焊絲略優(yōu)于實芯焊絲。900MPa級的實芯焊絲比藥芯焊絲力學性能優(yōu)良。此外，實芯焊絲焊接煙塵較小，送絲平穩(wěn)，容易保存；藥芯焊絲易吸潮，保存管理的要求更為嚴格。根據(jù)兩類焊材的特點，為公司不同產(chǎn)品的焊材選擇提供了技術支持。作者簡介：吳曉玲，太重（天津）濱海重型機械有限公司質(zhì)量部；張曉剛，太原重工股份有限公司工程機械分公司。南京卡斯特林焊條焊絲供貨廠在氣焊和鎢極氣體保護電弧焊時，焊絲用作填充金屬。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西GGG70L焊條焊絲廠家,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671406250/559850.png"></div><p> 藥芯焊絲焊接時比CO2實芯焊絲的飛濺要小得多，下圖為藥芯焊絲與CO2實芯焊絲飛濺大小的比較。焊接質(zhì)量好一般CO2實芯焊絲只適合于低碳鋼或強度級別較低的低合金鋼的焊接，而藥芯焊絲則適用于各種材料的焊接，不僅包括各種結(jié)構(gòu)鋼，也包括不銹鋼等特殊材料。藥芯焊絲焊縫的低溫沖擊韌度比實芯焊絲有了很大的提高，可適用于各種重要結(jié)構(gòu)的焊接，而CO2實芯焊絲一般只用于0度以上工作的一般鋼結(jié)構(gòu)。綜合焊接成本：低藥芯焊絲相對價格較高，但其綜合生產(chǎn)成本比焊條電弧焊要低許多，與CO2實芯焊絲大體相當。藥芯焊絲的型號及牌號按GB10045—88規(guī)怎定，藥芯焊絲***部分以英文字母“EF”表示藥芯焊絲代號，代號后面的***位數(shù)字表示主要適用的焊接位置：“0”表示用于平焊和橫焊，“1”表示用于全位置焊。代號后面的第二位數(shù)字或英文字母為分類代號。第二部分在短橫線后用四位數(shù)字表示焊縫金屬的力學性能。如焊絲型號EF03-5042。實際生產(chǎn)中還經(jīng)常用牌號來表示藥芯焊絲的類型。藥芯焊絲生產(chǎn)牌號用如下符號表示：首字母“Y”表示藥芯焊絲；第二位字母表示藥芯焊絲種類，***、第二位數(shù)字表示焊絲特點；第三位數(shù)字表示溶渣類型（或第三位以后之數(shù)字及元素符號表示焊縫金屬化學成分）。</p><p> 鑄造是機械制造的基礎工藝技術，由于種種原因在生產(chǎn)過程中會存在缺點，廢品率較高。另外，在各種機械裝備中的鑄鐵件在使用過程中極易損壞。由于鑄鐵的焊接性差，焊后常有氣孔，易變形，易斷裂，易產(chǎn)生白口化和焊接裂紋，從而給鑄件的修復產(chǎn)生相當?shù)碾y度。到目前為止，國際國內(nèi)對此尚沒有解決的理論及方法。C808鑄鐵常溫焊接焊絲，經(jīng)實踐證明能有效地解決了鑄鐵件在焊接過程中產(chǎn)生的上述問題，得到了用戶的一致好評。C808鑄鐵常溫焊接焊絲可從理論及工藝上解決以下幾個方面的問題：（1）白口問題C808鑄鐵常溫焊接焊絲，采用CO2保護半自動焊接技術，電流密度大，焊后冷卻速度快，母材與焊絲熔合區(qū)硬化層從金相分析看，白口層分析是斷續(xù)的，厚度均〈。（按照國際慣例，白口層厚度如果〈1mm，對鑄件加工切削刀具無影響，基本可以忽略不計）。（2）焊接產(chǎn)生熱裂紋的問題∶通常對鑄鐵件的焊補，一般都要對所焊鑄鐵件進行局部快速加熱，加熱過程中溫度不均是必然的，當熱應力大于被焊件鑄鐵抗拉強度時，就必然產(chǎn)生熱裂紋。在設計C808鑄鐵常溫焊接焊絲化學成分時，使用屈服極限比較低可<200MPa，比較高可達400-500MPa，對在焊接過程中產(chǎn)生應力并超過200MPA時。?低合金鋼焊材的焊劑系統(tǒng)的開發(fā)融合了酸性系的作業(yè)性與堿性系的優(yōu)良機械性。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西GGG70L焊條焊絲廠家,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265684541015/1545447.png"></div><p> 引弧不好，電弧不穩(wěn)，熔池淺。導電嘴-母材間距離過短時：噴嘴容易被飛濺物堵塞，看不清焊接線，熔深變深。6.焊角度：二氧化碳氣體保護焊一般采用向前行進法，這樣便于觀察焊接，焊縫形狀，氣體保護效果等。7.焊移動和作業(yè)姿勢：焊由送絲軟管，氣管，控制電纜等構(gòu)成，為不影響焊接效果，應采用保證焊彎曲不要過大，焊平衡的作業(yè)姿勢。操作者姿勢及焊操作不好時，均得不到均勻的焊縫，因此，改變姿勢，計算電壓進行聯(lián)系，以求得到均勻的焊縫。8.收弧處理：在弧坑部開閉焊開關2~3次，使電弧重復閃滅進行處理。在焊縫還是塊狀時，每隔，開3次即可充分埋好火口。9.焊縫連接方法：在火口前方引弧后，等電弧穩(wěn)定下來再返回火口部（接點）進行焊接。五、日常檢修項目焊：***噴嘴，導電嘴，連接桿等部件上的飛濺物。導電嘴的檢查-焊絲是否吻合，孔徑是否合適，連接是否牢固，導電嘴是否在噴嘴的中間位置。檢查送絲機的零件是否有損壞或松動，并及時***送絲部位的灰塵及贓物。檢查氣路是否有漏氣現(xiàn)象。檢查焊及焊接一體線是否有破損，如有銅線破損應立即用絕緣膠布包好。六、氣保焊機參數(shù)調(diào)整方法1.比較好焊接規(guī)范（電流，電壓參數(shù)）的主要特征焊縫成型好。焊接過程穩(wěn)定，飛濺小。?焊絲包裝成卷或成桶以避免線材相互糾纏或折損。江西GGG70L焊條焊絲廠家</p><p style="text-indent:25px">?用合金含量高于母材的焊絲作填充金屬，通?？煞乐购缚p金屬裂紋。江西GGG70L焊條焊絲廠家</p><p> 3）實芯焊絲試驗ISO16834《高強鋼氣體保護電弧焊焊接材料分類》標準對屈服強度≥500MPa（或抗拉強度≥570MPa）的高強鋼焊絲的成分、性能及檢測方法做了具體規(guī)定。依據(jù)該標準，進行了焊絲的試驗研究工作。兩種焊絲的化學成分檢測結(jié)果如表3所示。表1Q690E的化學成分（質(zhì)量分數(shù)）（%）成分AlTiCuNbNiVB標準值≤≤≤≤≤≤—表2Q690E的力學性能項目Re/MPaRm/MPaA（%）KV2（-40℃）/J標準值≥690770～940≥14≥34典型值試驗中發(fā)現(xiàn)，焊縫金屬的強度、沖擊韌性值對焊接參數(shù)的變化相當敏感。在焊接電流、電壓一定的情況下，當焊接速度過快，使焊接熱輸入偏低時，焊縫金屬的強度顯.著提高、伸長率變小，低溫沖擊韌性降低；而焊接熱輸入偏大、焊縫冷卻速度慢，或?qū)樱ǖ溃╅g溫度過高時，焊縫金屬的強度、沖擊韌性都有所下降。要獲得理想的焊縫性能，必須嚴格控制預熱溫度、層（道）間溫度，并控制焊接熱輸入在～。焊接工藝：預熱溫度為120℃，道間溫度為120～170℃；焊接電流為240～280A，焊接電壓為24～30V，保護氣體為80%Ar+20%CO2混合氣體保護；焊接熱輸入～。多道焊時，先焊坡口兩側(cè)的焊縫，再焊中間的焊縫。焊后用石棉布覆蓋，保溫緩冷至室溫。力學性能試驗結(jié)果如表4所示。江西GGG70L焊條焊絲廠家</p><p style="text-indent:25px">簡敏精密五金制造(上海)有限公司位于顧北東路365號C區(qū)1101。公司業(yè)務分為模具焊條，模具焊絲，特種焊絲，特種焊條等，目前不斷進行創(chuàng)新和服務改進，為客戶提供良好的產(chǎn)品和服務。公司從事五金、工具多年，有著創(chuàng)新的設計、強大的技術，還有一批獨立的專業(yè)化的隊伍，確保為客戶提供良好的產(chǎn)品及服務。簡敏五金制造秉承“客戶為尊、服務為榮、創(chuàng)意為先、技術為實”的經(jīng)營理念，全力打造公司的重點競爭力。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1989966.html</p></div></div></div></div></div><div id="hzkpuaa" class="page-right twoColRt"><div id="t8d8rmr" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="k2czt8w" 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="t2qggwm" 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信息咨詢供應</p></a></div><div id="tmsmxy3" 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="qnsyy3h" 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>烏魯木齊市會務租車網(wǎng) 車永捷供應</p></a></div><div id="qoty3qg" class="clear"></div></div><div id="xo3q9s8" class="box01 box03"><h3><a href="http://www.cdcfah.com/xw/">最新產(chǎn)品資訊</a></h3><ul></ul></div></div></section><div id="zb3ofzz" 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="87mxn7g" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/117455.html"><div id="obms38x" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265669208984/3318362.png" alt="浙江特種焊絲供應商歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>浙江特種焊絲供應商歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/119621.html"><div id="qt28pfl" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275547109375/7215290.png" alt="江西高溫焊條焊絲商家歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>江西高溫焊條焊絲商家歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/119622.html"><div id="7ivklwr" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671406250/559850.png" alt="蘇州RD12M焊絲銷售歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州RD12M焊絲銷售歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/120727.html"><div id="2bek3ll" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275559433594/2849051.png" alt="上海東海焊條焊絲歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>上海東海焊條焊絲歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/121297.html"><div id="ikoflbm" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265664882812/4463123.png" alt="江西鈷基焊絲銷售歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>江西鈷基焊絲銷售歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/121845.html"><div id="jh8kiii" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265666699219/955806.png" alt="江西模具焊絲供貨廠歡迎咨詢簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>江西模具焊絲供貨廠歡迎咨詢簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/121846.html"><div id="sqw37p8" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671318359/8288159.jpg" alt="福建鈷基焊絲歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建鈷基焊絲歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/123093.html"><div id="ckvqbbg" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265664882812/4463123.png" alt="江蘇H13焊絲供貨廠歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>江蘇H13焊絲供貨廠歡迎來電簡敏精密五金制造供應</p></a></li></ul></div></div><div id="ecyixid" 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="px88zkf" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/1037732.html"><div id="r2ijjno" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275556279297/5986838.png" alt="浙江GGG70L焊條焊絲供貨廠歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>浙江GGG70L焊條焊絲供貨廠歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/1037733.html"><div id="g2d8kq8" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275545937500/9427988.png" alt="浙江東海焊條焊絲工廠歡迎咨詢簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>浙江東海焊條焊絲工廠歡迎咨詢簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/745107.html"><div id="lopppu8" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275559433594/2849051.png" alt="河南模具焊條焊絲廠家歡迎咨詢簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>河南模具焊條焊絲廠家歡迎咨詢簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/121845.html"><div id="mosd8wx" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265666699219/955806.png" alt="江西模具焊絲供貨廠歡迎咨詢簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>江西模具焊絲供貨廠歡迎咨詢簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/745109.html"><div id="yqgq2te" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671406250/559850.png" alt="湖南THW焊條焊絲歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>湖南THW焊條焊絲歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/119622.html"><div id="yrsyyeu" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671406250/559850.png" alt="蘇州RD12M焊絲銷售歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州RD12M焊絲銷售歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/803328.html"><div id="r8j3m38" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275547109375/7215290.png" alt="湖南日亞焊條訂購歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>湖南日亞焊條訂購歡迎來電簡敏精密五金制造供應</p></a></li><li><a href="http://www.cdcfah.com/cp/3203113.html"><div id="n32n8gm" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265669208984/676197.png" alt="優(yōu)瑞卡焊條焊絲歡迎來電簡敏精密五金制造供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>優(yōu)瑞卡焊條焊絲歡迎來電簡敏精密五金制造供應</p></a></li></ul></div></div></section></section><footer class="footer"><div id="dlwmsi2" 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="82wk7" class="pl_css_ganrao" style="display: none;"><video id="82wk7"></video><output id="82wk7"></output><dfn id="82wk7"></dfn><track id="82wk7"></track><menu id="82wk7"><legend id="82wk7"><track id="82wk7"><input id="82wk7"></input></track></legend></menu><track id="82wk7"></track><ol id="82wk7"></ol><strong id="82wk7"><big id="82wk7"><option id="82wk7"><s id="82wk7"></s></option></big></strong><label id="82wk7"><progress id="82wk7"><em id="82wk7"><rt id="82wk7"></rt></em></progress></label><del id="82wk7"></del><cite id="82wk7"><sub id="82wk7"></sub></cite><ul id="82wk7"><listing id="82wk7"><wbr id="82wk7"><kbd id="82wk7"></kbd></wbr></listing></ul><rt id="82wk7"></rt><i id="82wk7"><tr id="82wk7"><dfn id="82wk7"><strike id="82wk7"></strike></dfn></tr></i><thead id="82wk7"><abbr id="82wk7"><strike id="82wk7"></strike></abbr></thead><form id="82wk7"><u id="82wk7"></u></form><center id="82wk7"></center><td id="82wk7"></td><span id="82wk7"><dfn id="82wk7"><cite id="82wk7"><form id="82wk7"></form></cite></dfn></span><source id="82wk7"><ul id="82wk7"><var id="82wk7"><address id="82wk7"></address></var></ul></source><noframes id="82wk7"><td id="82wk7"><pre id="82wk7"></pre></td></noframes><big id="82wk7"><pre id="82wk7"><s id="82wk7"><progress id="82wk7"></progress></s></pre></big><kbd id="82wk7"><legend id="82wk7"><td id="82wk7"><ins id="82wk7"></ins></td></legend></kbd><ins id="82wk7"></ins><dfn id="82wk7"><code id="82wk7"><form id="82wk7"><ul id="82wk7"></ul></form></code></dfn><label id="82wk7"><tfoot id="82wk7"><em id="82wk7"><style id="82wk7"></style></em></tfoot></label><var id="82wk7"><address id="82wk7"></address></var><dfn id="82wk7"></dfn><bdo id="82wk7"></bdo><blockquote id="82wk7"><th id="82wk7"><acronym id="82wk7"></acronym></th></blockquote><dfn id="82wk7"></dfn><address id="82wk7"></address><legend id="82wk7"><mark id="82wk7"></mark></legend><form id="82wk7"><legend id="82wk7"><center id="82wk7"><input id="82wk7"></input></center></legend></form><strong id="82wk7"></strong><input id="82wk7"></input><tr id="82wk7"><abbr id="82wk7"><legend id="82wk7"></legend></abbr></tr><tr id="82wk7"></tr><menu id="82wk7"></menu><dfn id="82wk7"><strike id="82wk7"></strike></dfn><ul id="82wk7"><listing id="82wk7"></listing></ul><dfn id="82wk7"></dfn><dfn id="82wk7"></dfn><strike id="82wk7"><font id="82wk7"><pre id="82wk7"></pre></font></strike><optgroup id="82wk7"></optgroup><bdo id="82wk7"><span id="82wk7"><del id="82wk7"></del></span></bdo><thead id="82wk7"></thead><delect id="82wk7"></delect><font id="82wk7"><tbody id="82wk7"><ol id="82wk7"><samp id="82wk7"></samp></ol></tbody></font></div></html>