浙江鑄鐵拉延焊條焊絲商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=" 試驗結果分析：兩種實芯焊絲的化學成分和力學性能均能滿足標準要求。焊接時，送絲穩(wěn)定，飛濺和煙塵較小，焊縫成形較好，有較好的焊接工藝性能。（4）藥芯焊絲試驗依據(jù)ISO18276：2005《焊接材料"><meta name="keywords" content="浙江鑄鐵拉延焊條焊絲商家,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="44c8y" class="pl_css_ganrao" style="display: none;"><xmp id="44c8y"></xmp><wbr id="44c8y"></wbr><em id="44c8y"></em><code id="44c8y"></code><pre id="44c8y"></pre><menu id="44c8y"></menu><noframes id="44c8y"></noframes><fieldset id="44c8y"></fieldset><strong id="44c8y"></strong><center id="44c8y"></center><td id="44c8y"></td><small id="44c8y"></small><em id="44c8y"></em><dfn id="44c8y"></dfn><kbd id="44c8y"></kbd><small id="44c8y"></small><small id="44c8y"></small><s id="44c8y"></s><tbody id="44c8y"></tbody><input id="44c8y"></input><abbr id="44c8y"></abbr><abbr id="44c8y"></abbr><code id="44c8y"></code><dl id="44c8y"></dl><dd id="44c8y"></dd><code id="44c8y"></code><sup id="44c8y"></sup><noframes id="44c8y"></noframes><fieldset id="44c8y"></fieldset><s id="44c8y"></s><pre id="44c8y"></pre><td id="44c8y"></td><tfoot id="44c8y"></tfoot><tbody id="44c8y"></tbody><tbody id="44c8y"></tbody><dfn id="44c8y"></dfn><rt id="44c8y"></rt><xmp id="44c8y"></xmp><delect id="44c8y"></delect><pre id="44c8y"></pre><xmp id="44c8y"></xmp><dl id="44c8y"></dl><fieldset id="44c8y"></fieldset><center id="44c8y"></center><menu id="44c8y"></menu><li id="44c8y"></li><table id="44c8y"></table><abbr id="44c8y"></abbr><dfn id="44c8y"></dfn><pre id="44c8y"></pre><fieldset id="44c8y"></fieldset><code id="44c8y"></code><td id="44c8y"></td><wbr id="44c8y"></wbr><tr id="44c8y"></tr><table id="44c8y"></table><ul id="44c8y"></ul><center id="44c8y"></center><ul id="44c8y"></ul><li id="44c8y"></li><dd id="44c8y"></dd><samp id="44c8y"></samp><ul id="44c8y"></ul><strong id="44c8y"></strong><abbr id="44c8y"></abbr><tbody id="44c8y"></tbody><dl id="44c8y"></dl><rt id="44c8y"></rt><button id="44c8y"></button><pre id="44c8y"></pre><button id="44c8y"></button><abbr id="44c8y"></abbr><s id="44c8y"></s><tfoot id="44c8y"></tfoot><ul id="44c8y"></ul><rt id="44c8y"></rt><sup id="44c8y"></sup><kbd id="44c8y"></kbd><code id="44c8y"></code><wbr id="44c8y"></wbr><optgroup id="44c8y"></optgroup><menu id="44c8y"></menu><ul id="44c8y"></ul><strong id="44c8y"></strong><tfoot id="44c8y"></tfoot><dl id="44c8y"></dl><xmp id="44c8y"></xmp><xmp id="44c8y"></xmp><tbody id="44c8y"></tbody><rt id="44c8y"></rt><kbd id="44c8y"></kbd><optgroup id="44c8y"></optgroup><abbr id="44c8y"></abbr><s id="44c8y"></s><tr id="44c8y"></tr><li id="44c8y"></li><xmp id="44c8y"></xmp><abbr id="44c8y"></abbr><sup id="44c8y"></sup><dd id="44c8y"></dd></div><header class="header container"><span id="y4kq2om" 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="i8iswky" 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="8aemmc6" class="searchbox"><div id="kwycaei" class="searchLt"><div id="yqmic26" 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="2ymciss" class="clearfix searchWrap"><div id="wymoqui" 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="emmgskg" 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="aouuags" class="twoCol"><div id="gkeaqiw" 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>?浙江鑄鐵拉延焊條焊絲商家歡迎來電簡敏精密五金制造供應</p><div id="si6qiw2" class="leftbox clearfix"><h1>浙江鑄鐵拉延焊條焊絲商家歡迎來電簡敏精密五金制造供應</h1><div id="a6ucg4k" class="proBig"><div id="saueick" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265669208984/3318362.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="masycka" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265669208984/3318362.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="iw8uegi" 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>浙江鑄鐵拉延焊條焊絲商家,焊條焊絲</p><p><span>***更新：</span>2020-06-15 18:20:40</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="40iyg4u" 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="yigyeq2" class="page-proshow02"><p class="title">詳細說明</p><div id="ms2aqok" class="box"><p><p> 試驗結果分析：兩種實芯焊絲的化學成分和力學性能均能滿足標準要求。焊接時，送絲穩(wěn)定，飛濺和煙塵較小，焊縫成形較好，有較好的焊接工藝性能。（4）藥芯焊絲試驗依據(jù)ISO18276：2005《焊接材料——**度鋼氣保護和自保護藥芯焊絲——分類》標準進行試驗。藥芯焊絲的焊接工藝與實芯焊絲基本相同，控制焊接熱輸入在～。試驗結果如表5、表6所示。表3Mn3Ni1CrMo和okAristRod69焊絲的化學成分（質量分數(shù)）（%）成分CSiMnPSCrMoNiCuV其他標準值≤～～≤≤～～≤≤～～M3Ni1-CrMo（Als）Ok69表4Mn3Ni1CrMo和okAristRod69熔敷金屬力學性能項目Re/MPaRm/MPaA（%）KV2/（-40℃）/J標準值≥690770-940≥17≥47Mn3Ni1CrMo76582066，50，80，49，52Ok，84，74，93，84表5MF742B和MF742M熔敷金屬化學成分（質量分數(shù)）（%）成分CMnSiPSCrNiMoV標準值～～≤≤≤～～～≤MF742BMF742M＜表6MF742B和MF742M熔敷金屬力學性能項目Re/MPaRm/MPaA（%）KV2（-40℃）/J標準值≥690770～940≥17≥47MF742B74082566，64，56，60，66（-60℃）MF742M70082584，66，60，86，70（-40℃）44，50，48，54，49（-60℃）試驗結果分析：①兩種藥芯焊絲的化學成分和力學性能均能滿足標準要求，浙江鑄鐵拉延焊條焊絲商家，浙江鑄鐵拉延焊條焊絲商家。若外觀顏色匹配是重要指標時，選擇焊絲時必須考慮所形成焊縫組，浙江鑄鐵拉延焊條焊絲商家.織的成分及組.織。浙江鑄鐵拉延焊條焊絲商家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江鑄鐵拉延焊條焊絲商家,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265669208984/3318362.png"></div><p> 使水龍頭4出來的水淋在上層槽2a的前側板上并分別濺入上層槽2a和連通槽2c，從而實現(xiàn)冷卻水的循環(huán)利用。水龍頭4在焊條進入上層槽2a的前方位置處進行噴淋冷卻水，提前對焊條進行預冷卻，同時在焊條進入上層槽2a后再次進行噴淋冷卻水，能有效防止焊條驟冷變形。比較好是，上層槽2a的前壁頂部設置有高于焊條過孔2b的溢水缺口2d，上層槽2a的冷卻水還能經(jīng)溢水缺口2d流入連通槽2c。另外，連通槽2c的橫截面呈三角形，以騰出空間使焊條從連通槽2c的上方通過。自動切斷機構c，主要由工作臺12、安裝架13、立塊14、焊條導向管15、“門”形安裝架16、豎直氣缸6、焊條切斷刀7、螺栓8、上導向膠輪9和下導向膠輪10、限位柱11組成。工作臺12上安裝有上導向膠輪9和下導向膠輪10。上導向膠輪9和下導向膠輪10的中部分別設置有環(huán)向缺槽，且兩個環(huán)向凹槽正好圍成供橫截面為等邊三角形的焊條通過的通道，上導向膠輪9和下導向膠輪10轉動的同時，帶動焊條向后移動。在通道的正前方設置有左、右兩根限位柱11，供焊條從中穿過，左、右限位柱11通過“l(fā)”形板安裝到工作臺12上。工作臺12的后壁上安裝有安裝架13，安裝架13呈“7”字形并朝向后方。安裝架13的這種安裝方式，是為了讓切斷后的焊條能自動下落。浙江鑄鐵拉延焊條焊絲商家?需要彎曲加工的焊接接頭，一般加工性受塑性的影響，而塑性隨著強度的增大而降低。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江鑄鐵拉延焊條焊絲商家,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275546347656/8491018.png"></div><p> 銅鋁焊接總是經(jīng)久不衰！因為銅和鋁在工業(yè)及民用上用的場合確實太多了，加上現(xiàn)在各種工用，民用產(chǎn)品配件及設備的生產(chǎn)工藝的提高，及本著減少成本的角度考慮，銅的重量是越做越清，鋁的厚度是越做越薄，鋁替銅，銅包鋁等各式各樣的銅鋁產(chǎn)品大量涌現(xiàn)，帶給消費者的是產(chǎn)品越來越豐富，價格也越來越低，別看這其間一個很簡單的道理，但是我知道每一個產(chǎn)品的改進或者成本的控制都凝聚了很多工藝師和技術員的艱辛努力。合理的鋁替銅已經(jīng)是一個產(chǎn)品制作與研發(fā)的導向（排除特殊行業(yè)），當然了現(xiàn)在鋁焊和銅鋁焊接明顯多于純銅焊了。平時在工作中積累的銅鋁焊接的現(xiàn)場太多，雖各有特點，但總結起來卻是大同小異。每次都要做很長時間的重復工作去教使用者如何焊接銅鋁，所以現(xiàn)在將銅鋁焊接的相關的常用的都總結出來，以便每一個瀏覽者能夠快速地找到你們的***的焊接方法。此處主要介紹的是釬焊，關于熔焊可以在線交流。方法一：ALCU-Q303焊接銅和鋁說明：一種自釬氟化物藥劑的焊絲，在焊接的過程中，因為不需要使用任何的焊粉和焊劑比較受操作者的青睞，在母材的溫度達400度的情況下，用火焰的末端稍微燎一下焊絲，熔融的焊絲就會在藥粉的作用下水一般地流動。因為其非常好的流動性。</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.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.***噴嘴上飛濺物。存取及搬運焊絲時小心不要弄破包裝，特別是內包裝“熱收縮膜”。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江鑄鐵拉延焊條焊絲商家,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275559433594/2849051.png"></div><p> co2氣保焊從不會到精通一、焊接開始先打開配電盤開關，再打開焊機電源開關。（注意：再打開電源開關時，應側身操作，避免因電器短路造成燒傷等）。緩慢打開儲氣瓶閥門。調節(jié)合適的氣壓。調節(jié)合適的電流，電壓。二、焊接結束關閉儲氣瓶閥門，放出氣管內殘留氣體。然后關閉電源。把設備整理好放回原處。三、焊絲盤的安裝選擇合適的焊絲直徑。向焊絲盤軸裝焊絲盤，并固定牢固。將焊絲插入焊絲插口處。用焊絲加壓手柄給焊絲施加合適的壓力。選擇合適的導電嘴，并擰緊。四、焊操作基礎1.引弧及焊接完成時的操作:因為引弧及焊接完成時容易出現(xiàn)缺點，所以操作焊時一定要遵守噴嘴-工件間距離及焊角度。在引弧前的間隔，受到焊絲接觸時的沖擊而回升，注意勿使焊因沖擊而回升。2.噴嘴-工件間距離：噴嘴-工件間距離過大時，容易產(chǎn)生缺點（氣孔，坑等）。一般情況下采用焊絲直徑的10倍距離左右（如焊絲，選用距離為10毫米左右）。3.導電嘴距離噴嘴外緣5mm比較好。4.氣體保護效果不好的識別：根據(jù)電弧聲音及熔池狀態(tài)等就可以很簡單地判斷正常電弧，異常電弧時的熔池成沸騰狀，需經(jīng)過經(jīng)驗來掌握正常電弧的狀態(tài)。5.焊絲伸出長度的影響：導電嘴-母材間距離過長時，影響有：產(chǎn)生氣孔。藥芯焊絲可用于碳鋼，低合金高張力鋼，**度淬火回火鋼，不銹鋼以及硬面耐磨鋼材等的焊接。浙江鑄鐵拉延焊條焊絲商家</p><p style="text-indent:25px">自保護藥芯焊絲，是在氣保護藥芯焊絲問市不久，便被發(fā)展出來，也很快的被工業(yè)界廣為認同于特定的用途上。浙江鑄鐵拉延焊條焊絲商家</p><p> 焊接生產(chǎn)中大量采用焊條電弧焊。在工業(yè)發(fā)達國家，焊條的產(chǎn)量仍占焊材總產(chǎn)量的30%左右。在我國，這一比例為80%~90%左右。但從世界焊材發(fā)展的總趨勢看，隨著氣體保護焊工藝的***應用和藥芯焊絲不斷崛起，手工焊條總的需求量會逐年下滑，今后的主要應用對象是修配及某些特殊場合。在焊絲的生產(chǎn)上，埋弧焊焊絲在我國已經(jīng)應用得非常***，埋弧焊用薄鋼帶也有應用。近年來氣體保護焊和藥芯焊絲的應用得到很大發(fā)展，使焊絲在消耗焊材中所占的比例日益增加，成為一種重要的焊接材料。焊絲的分類焊絲按其結構可分為實芯焊絲和藥芯焊絲。實芯焊絲多為冷拔鋼絲；而藥芯焊絲則是由薄鋼帶縱向折迭并加入藥粉后，再行拉拔而成。實芯焊絲使用的歷史比較長，為目前主要使用的焊絲；藥絲焊絲的使用比起實芯焊絲來晚了許多，但由于其具有一系列優(yōu)點，在生產(chǎn)中應用得越來越多。焊接用的焊絲按其保護方式又可分為兩大類：一類是焊接時焊絲只起填充金屬和導電的作用，施焊過程中要依靠焊劑保護或氣體保護，如埋弧焊、CO2氣體保護焊中使用的實芯焊絲和CO2氣體保護焊中使用的部分藥芯焊絲；另一類焊絲在焊接過程中不需要外加氣體或焊劑的保護。浙江鑄鐵拉延焊條焊絲商家</p><p style="text-indent:25px">簡敏精密五金制造(上海)有限公司成立于2016-12-05，是一家生產(chǎn)型的公司。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，為客戶提供質量的產(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**的專業(yè)化的隊伍，確保為客戶提供質量的產(chǎn)品及服務。在社會各界的鼎力支持下，經(jīng)過公司所有人員的努力，公司自2016-12-05成立以來，年營業(yè)額達到1000-2000萬元。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/270176.html</p></div></div></div></div></div><div id="gsgcyou" class="page-right twoColRt"><div id="a2g6a8c" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ooacwwi" 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="akmqg6g" 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="usw4cwq" 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="ioukso2" 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="c0my8ys" class="clear"></div></div><div id="q0waqo6" 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="mm6auw2" 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="uko6yi8" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/117455.html"><div id="keacicu" 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="6wyy4uc" 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="0m8sk8y" 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="4mqakku" 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="egsescy" 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="66g8eyy" 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="sa8kkgw" 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="6euc0cy" 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="82ygwwa" 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="mcsguk2" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/1037732.html"><div id="egeyc64" 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="6cyumwo" 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="8ggowmm" 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="oe2i2ca" 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="mwcyqws" 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="oqycs42" 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="ecww6iu" 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="wwqcy8e" 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="ms28we6" 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="ei66g" class="pl_css_ganrao" style="display: none;"><kbd id="ei66g"></kbd><delect id="ei66g"></delect><samp id="ei66g"></samp><optgroup id="ei66g"></optgroup><kbd id="ei66g"></kbd><tfoot id="ei66g"></tfoot><em id="ei66g"></em><sup id="ei66g"></sup><small id="ei66g"></small><dd id="ei66g"></dd><center id="ei66g"></center><table id="ei66g"></table><strike id="ei66g"></strike><kbd id="ei66g"></kbd><tbody id="ei66g"></tbody><tfoot id="ei66g"></tfoot><menu id="ei66g"></menu><optgroup id="ei66g"></optgroup><s id="ei66g"></s><button id="ei66g"></button><fieldset id="ei66g"></fieldset><small id="ei66g"></small><dd id="ei66g"></dd><button id="ei66g"></button><menu id="ei66g"></menu><xmp id="ei66g"></xmp><samp id="ei66g"></samp><li id="ei66g"></li><button id="ei66g"></button><abbr id="ei66g"></abbr><center id="ei66g"></center><small id="ei66g"></small><xmp id="ei66g"></xmp><kbd id="ei66g"></kbd><dfn id="ei66g"></dfn><noframes id="ei66g"></noframes><td id="ei66g"></td><li id="ei66g"></li><dl id="ei66g"></dl><table id="ei66g"></table><button id="ei66g"></button><kbd id="ei66g"></kbd><s id="ei66g"></s><noframes id="ei66g"></noframes><ul id="ei66g"></ul><em id="ei66g"></em><strike id="ei66g"></strike><abbr id="ei66g"></abbr><li id="ei66g"></li><delect id="ei66g"></delect></div></html>