上海鑄鐵焊條焊絲工廠歡迎咨詢簡(jiǎn)敏精密五金制造供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 高強(qiáng)鋼用實(shí)芯焊絲與藥芯焊絲熔敷金屬工藝性試驗(yàn)對(duì)比研究通過具體的焊接試驗(yàn)，分析總結(jié)出700MPa、900MPa不同級(jí)別實(shí)芯焊絲與藥芯焊絲各自的焊接工藝特點(diǎn)，為公司焊材的選用提供技術(shù)支持。關(guān)鍵詞："><meta name="keywords" content="上海鑄鐵焊條焊絲工廠,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="354kk" class="pl_css_ganrao" style="display: none;"><th id="354kk"></th><address id="354kk"><ol id="354kk"></ol></address><sup id="354kk"></sup><legend id="354kk"><mark id="354kk"></mark></legend><menuitem id="354kk"></menuitem><sup id="354kk"><font id="354kk"></font></sup><delect id="354kk"></delect><fieldset id="354kk"><i id="354kk"><u id="354kk"></u></i></fieldset><option id="354kk"><i id="354kk"></i></option><font id="354kk"><dfn id="354kk"><dl id="354kk"><style id="354kk"></style></dl></dfn></font><td id="354kk"><ruby id="354kk"><optgroup id="354kk"><xmp id="354kk"></xmp></optgroup></ruby></td><track id="354kk"></track><menu id="354kk"></menu><sup id="354kk"><optgroup id="354kk"></optgroup></sup><big id="354kk"><pre id="354kk"><label id="354kk"><progress id="354kk"></progress></label></pre></big><small id="354kk"><p id="354kk"><span id="354kk"><meter id="354kk"></meter></span></p></small><th id="354kk"></th><table id="354kk"></table><div id="354kk"><th id="354kk"><object id="354kk"></object></th></div><delect id="354kk"></delect><samp id="354kk"><track id="354kk"></track></samp><blockquote id="354kk"></blockquote><b id="354kk"></b><sup id="354kk"></sup><u id="354kk"></u><th id="354kk"><span id="354kk"></span></th><noframes id="354kk"><td id="354kk"><ins id="354kk"><label id="354kk"></label></ins></td></noframes><u id="354kk"></u><cite id="354kk"></cite><tfoot id="354kk"></tfoot><font id="354kk"></font><thead id="354kk"><strong id="354kk"><strike id="354kk"></strike></strong></thead><style id="354kk"></style><ruby id="354kk"></ruby><ol id="354kk"></ol><b id="354kk"></b><video id="354kk"><pre id="354kk"></pre></video><strong id="354kk"><ol id="354kk"></ol></strong><menuitem id="354kk"><u id="354kk"></u></menuitem><var id="354kk"><thead id="354kk"></thead></var><b id="354kk"><pre id="354kk"></pre></b><legend id="354kk"><address id="354kk"></address></legend><optgroup id="354kk"><address id="354kk"></address></optgroup><var id="354kk"><form id="354kk"></form></var><form id="354kk"><output id="354kk"></output></form><ol id="354kk"><font id="354kk"></font></ol><optgroup id="354kk"><legend id="354kk"></legend></optgroup><legend id="354kk"><menuitem id="354kk"></menuitem></legend><dfn id="354kk"><p id="354kk"></p></dfn><progress id="354kk"><strong id="354kk"></strong></progress><address id="354kk"><thead id="354kk"></thead></address><p id="354kk"><form id="354kk"></form></p><thead id="354kk"><output id="354kk"></output></thead><form id="354kk"><dfn id="354kk"></dfn></form><output id="354kk"><strong id="354kk"></strong></output><strong id="354kk"><legend id="354kk"></legend></strong><strong id="354kk"><address id="354kk"></address></strong><optgroup id="354kk"><address id="354kk"></address></optgroup><p id="354kk"><b id="354kk"></b></p><legend id="354kk"><thead id="354kk"></thead></legend><pre id="354kk"><thead id="354kk"></thead></pre><strong id="354kk"><style id="354kk"></style></strong><strong id="354kk"><legend id="354kk"></legend></strong><sup id="354kk"><ruby id="354kk"></ruby></sup><big id="354kk"><b id="354kk"></b></big><form id="354kk"><output id="354kk"></output></form><video id="354kk"><legend id="354kk"></legend></video><u id="354kk"><strong id="354kk"></strong></u><sup id="354kk"><thead id="354kk"></thead></sup><strong id="354kk"><ol id="354kk"></ol></strong><strong id="354kk"><sup id="354kk"></sup></strong><thead id="354kk"><progress id="354kk"></progress></thead><strong id="354kk"><form id="354kk"></form></strong><optgroup id="354kk"><address id="354kk"></address></optgroup><big id="354kk"><optgroup id="354kk"></optgroup></big><mark id="354kk"><output id="354kk"></output></mark><thead id="354kk"><video id="354kk"></video></thead><form id="354kk"><dfn id="354kk"></dfn></form><output id="354kk"><var id="354kk"></var></output><dfn id="354kk"><p id="354kk"></p></dfn><sup id="354kk"><big id="354kk"></big></sup><strong id="354kk"><menuitem id="354kk"></menuitem></strong><video id="354kk"><sup id="354kk"></sup></video><font id="354kk"><strong id="354kk"></strong></font><pre id="354kk"><thead id="354kk"></thead></pre><legend id="354kk"><ruby id="354kk"></ruby></legend><legend id="354kk"><u id="354kk"></u></legend><form id="354kk"><dfn id="354kk"></dfn></form><dfn id="354kk"><p id="354kk"></p></dfn><strong id="354kk"><thead id="354kk"></thead></strong><big id="354kk"><optgroup id="354kk"></optgroup></big><thead id="354kk"><font id="354kk"></font></thead><menuitem id="354kk"><nobr id="354kk"></nobr></menuitem><legend id="354kk"><nobr id="354kk"></nobr></legend><video id="354kk"><sup id="354kk"></sup></video><legend id="354kk"><address id="354kk"></address></legend><address id="354kk"><u id="354kk"></u></address><thead id="354kk"><b id="354kk"></b></thead><p id="354kk"><form id="354kk"></form></p><dfn id="354kk"><p id="354kk"></p></dfn></div><header class="header container"><span id="hh3jxf5" 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="nbj7jr3" class="tigs"> 發(fā)信息做推廣就找產(chǎn)品網(wǎng)<br />企業(yè)電商信息綜合服務(wù)平臺(tái) </span><div id="rvfdfrv" class="searchbox"><div id="vtjrz31" class="searchLt"><div id="rtjx9lv" class="tabs"><a href="JavaScript:;" data-type="product" class="active">產(chǎn)品</a><a href="JavaScript:;" data-type="member" class="">公司</a><a href="JavaScript:;" data-type="article" class="">資訊</a><a href="JavaScript:;" data-type="exhibition" class="">展會(huì)</a></div><div id="thbv1pj" class="clearfix searchWrap"><div id="1lhpp7j" class="searchInput"><input type="text" name="keywords" placeholder="請(qǐng)輸入搜索關(guān)鍵詞" id="kd"><a href="javascript:void(0)" class="searchBtn" id="search">搜索</a></div></div></div></div></header><nav class="navbox"><div id="rz5jbz9" class="container"><ul><li id = "index_index"><a href="http://www.cdcfah.com/"><span>首頁(yè)</span></a></li><li id = "index_company"><a ><span>企業(yè)名錄</span></a></li><li id = "index_product"><a href="http://www.cdcfah.com/cp/"><span>產(chǎn)品供應(yīng)</span></a></li><li id = "index_news"><a href="http://www.cdcfah.com/zx/"><span>新聞資訊</span></a></li><li id = "index_article"><a href="http://www.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://www.cdcfah.com/zh/"><span>展會(huì)信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="h55dzxd" class="twoCol"><div id="3ndrftr" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_wjgj/">五金、工具</a>?<a href="http://www.cdcfah.com/cp/second-wjgj_hjclyfjqh/">焊接材料與附件</a>?<a href="http://www.cdcfah.com/cp/third-hjclyfjqh_hansi/">焊絲</a>?上海鑄鐵焊條焊絲工廠歡迎咨詢簡(jiǎn)敏精密五金制造供應(yīng)</p><div id="n5p57fv" class="leftbox clearfix"><h1>上海鑄鐵焊條焊絲工廠歡迎咨詢簡(jiǎn)敏精密五金制造供應(yīng)</h1><div id="lhfv3bx" class="proBig"><div id="l5fbptz" 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="7tpft5p" 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="5t3ft33" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>上海鑄鐵焊條焊絲工廠,焊條焊絲</p><p><span>***更新：</span>2021-01-19 05:04:33</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="dp5lznb" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">簡(jiǎn)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(jī): </span>021-69726282</p><p><span>地址: </span>顧北東路365號(hào)C區(qū)1101</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="hlbxvzn" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="hdjrhlt" class="box"><p><p> 高強(qiáng)鋼用實(shí)芯焊絲與藥芯焊絲熔敷金屬工藝性試驗(yàn)對(duì)比研究通過具體的焊接試驗(yàn)，分析總結(jié)出700MPa、900MPa不同級(jí)別實(shí)芯焊絲與藥芯焊絲各自的焊接工藝特點(diǎn)，為公司焊材的選用提供技術(shù)支持。關(guān)鍵詞：調(diào)質(zhì)鋼；焊接熱輸入；實(shí)芯焊絲；藥芯焊絲一、概述隨著工程機(jī)械產(chǎn)品輕量化、大型化的發(fā)展，低合金高強(qiáng)鋼的應(yīng)用領(lǐng)域越來(lái)越多。我公司在履帶式起重機(jī)、全地面起重機(jī)、礦用挖掘機(jī)等工程機(jī)械中已大量使用低合金高強(qiáng)鋼。由于低合金高強(qiáng)鋼的焊接工藝在以前沒有相關(guān)的資料積累，如何在現(xiàn)有的條件下，解決低合金高強(qiáng)鋼的焊接問題，成為當(dāng)前**首要的攻關(guān)內(nèi)容。因此，本文通過對(duì)高強(qiáng)鋼用實(shí)芯焊絲與藥芯焊絲進(jìn)行焊接試驗(yàn)對(duì)比研究，為公司產(chǎn)品制造提供技術(shù)支持，同時(shí)降低生產(chǎn)成本。二、焊接試驗(yàn)針對(duì)高強(qiáng)鋼母材類型，選擇與之匹配的實(shí)芯焊絲和藥芯焊絲進(jìn)行對(duì)比試驗(yàn)。焊接試板坡口形式如附圖所示，上海鑄鐵焊條焊絲工廠。試板坡口形式（1）焊接試板某鋼廠生產(chǎn)的Q690E調(diào)質(zhì)鋼，板厚20mm。其化學(xué)成分及力學(xué)性能如表1，上海鑄鐵焊條焊絲工廠、表2所示。（2）焊接材料的選擇與試驗(yàn)實(shí)芯焊絲：選用奧林康（OERLIKON）公司的Mn3Ni1CrMo，φ（ESAB）公司的okAristRod69，φ；藥芯焊絲：選用斯泰因（STEIN-MEGAFIL）公司的MF742B，上海鑄鐵焊條焊絲工廠，φ742M，φ。。?焊接時(shí)，送絲較實(shí)心焊絲困難。上海鑄鐵焊條焊絲工廠</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海鑄鐵焊條焊絲工廠,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265669208984/3318362.png"></div><p> 平焊的缺點(diǎn)與原因平焊的缺點(diǎn)原因熔深不足1.電流電壓過低2.電壓相對(duì)與電流來(lái)說(shuō)過高3.焊速過快凸?fàn)?.焊速過快2.電壓相對(duì)與電流來(lái)說(shuō)過低咬邊1.電壓過高2.焊速過快焊瘤1.電壓過低2.焊絲徑與電流范圍不準(zhǔn)確3.焊速慢4.焊操作及角度不好氣孔1.施工物表面不干凈2.焊操作不良3.噴嘴-母材間距過大4.沒氣裂紋1.熔深過深2.母材的含碳量高3.施工物的局限性大4.電流過高2、水平角焊：焊操作方法；1.焊絲前端由中心線對(duì)準(zhǔn)凸側(cè)（避免產(chǎn)生焊瘤，咬邊）。2.后退法（右手右向焊法）產(chǎn)生的余高過高，作業(yè)性能差，氣體保護(hù)效果不好，切勿使用。水平角焊的缺點(diǎn)與原因缺點(diǎn)的形狀原因焊縫下垂1.焊接電流過高2.隱弧電壓過低3.焊速過慢咬邊，焊瘤1.母材溫度過高2.焊速過**.引弧電壓過高立焊（立向下焊）焊縫小時(shí)可采用直線法，焊角度45度焊接法。焊縫大時(shí)可采用鋸齒形焊接法，焊角度45度角（注意擺動(dòng)時(shí)，在焊縫兩邊應(yīng)稍作停頓，中間速度要快），焊擺動(dòng)慢時(shí)，焊縫兩端部易出現(xiàn)融合不良，應(yīng)在焊縫下垂之前移動(dòng)焊。上海鑄鐵焊條焊絲工廠對(duì)各種鋼材的焊接，適應(yīng)性強(qiáng) 調(diào)整焊劑的成分和比例極為方便和容易，可以提供所要求的焊縫化學(xué)成分。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海鑄鐵焊條焊絲工廠,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275547109375/7215290.png"></div><p> 能有效避免上層槽內(nèi)的水從機(jī)架的側(cè)面溢出弄濕地面，確保工作環(huán)境的干凈整潔，節(jié)約水資源。進(jìn)一步推薦為，所述連通槽的橫截面呈三角形，以騰出空間使焊條從連通槽的上方通過。進(jìn)一步推薦為，在所述自動(dòng)切斷機(jī)構(gòu)的后方還設(shè)置有焊條接斗，所述焊條接斗為前高后低傾斜布置的長(zhǎng)條形斗；焊條接斗的前端敞口，前下方設(shè)置有支腳；焊條接斗的后端設(shè)置有擋板，用于收集切掉后掉下來(lái)的焊條。進(jìn)一步推薦為，所述“門”形安裝架由兩根立柱和一塊支撐板組成，兩根立柱左右對(duì)稱布置在支撐板的下方。簡(jiǎn)化結(jié)構(gòu)，降**造成本，確保整體受力平衡。進(jìn)一步推薦為，所述安裝架的豎直板下端帶有兩個(gè)左右間隔布置的條形缺口，螺栓穿過對(duì)應(yīng)的條形缺口，將安裝架固定在工作臺(tái)上；實(shí)現(xiàn)安裝架高低方向的可調(diào)節(jié)安裝。本實(shí)用新型的有益效果：在焊條塑料擠出機(jī)的基礎(chǔ)山增設(shè)水冷循環(huán)系統(tǒng)和自動(dòng)切斷機(jī)構(gòu)，能對(duì)塑料擠出機(jī)出來(lái)的pph聚丙烯焊條進(jìn)行及時(shí)冷卻，并進(jìn)行自動(dòng)剪切成條，確保焊條質(zhì)量；同時(shí)實(shí)現(xiàn)冷卻水的循環(huán)利用，節(jié)約水資源。附圖說(shuō)明圖1為本實(shí)用新型的結(jié)構(gòu)示意圖。圖2為水冷循環(huán)系統(tǒng)的結(jié)構(gòu)示意圖。圖3為自動(dòng)切斷機(jī)構(gòu)的前視圖。圖4為自動(dòng)切斷機(jī)構(gòu)的后視圖。具體實(shí)施方式下面通過實(shí)施例并結(jié)合附圖。</p><p> 需要消耗大量有.毒、易燃溶劑，生產(chǎn)成本高，對(duì)人體傷害大，污染環(huán)境，占地大，難于實(shí)現(xiàn)連續(xù)化操作。因此，推薦采用烙融接枝法。[0026]在一種實(shí)施方式中，所述MAH-g-SEBS中，ΜΑΗ的接枝率為1%~3%;推薦地，所述MAH-g-SEBS中，ΜΑΗ的接枝率為2〇/〇。[0027]本申請(qǐng)中的馬來(lái)酸酢改性EVA(MAH-g-EVA)也無(wú)特別限定，可W為市售的或?qū)嶒?yàn)合成的，例如可W采用溶液接枝和烙融接枝兩種方法得到。[0028]在一種實(shí)施方式中，所述MAH-g-EVA中，ΜΑΗ的接枝率為1%~5%;推薦地，所述MAH-g-EVA中，ΜΑΗ的接枝率為3〇/〇。[0029]本申請(qǐng)中的術(shù)語(yǔ)"橫化聚苯并咪挫-硅氧烷共聚物"是指由橫化聚苯并咪挫預(yù)聚物與含硅氧烷預(yù)聚物共聚得到的產(chǎn)物。[0030]在一種實(shí)施方式中，所述橫化聚苯并咪挫-硅氧烷共聚物由氨基封端橫化聚苯并咪挫預(yù)聚物與含硅氧烷二酢按摩爾比1:()制備得到；推薦地，氨基封端橫化聚苯并咪挫預(yù)聚物與含硅氧烷二酢的摩爾比為1:();更推薦地，氨基封端橫化聚苯并咪挫預(yù)聚物與含硅氧烷二酢的摩爾比為1:〇.95。[0031]在一種實(shí)施方式中，所述氨基封端橫化聚苯并咪挫預(yù)聚物由四胺和橫化二酸按摩爾比為1:()制備得到；推薦地，四胺和橫化二酸的摩爾比為1:。?熔滴的過渡多以球滴過渡為主，飛濺較多。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海鑄鐵焊條焊絲工廠,焊條焊絲" src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275559472656/4989795.png"></div><p> ⑸氣體形成劑氟石、石灰石等需添加在自保護(hù)藥芯焊絲中使燃燒產(chǎn)生保護(hù)氣體。⒊2焊渣的類別焊劑的成份決定焊材的焊接作業(yè)性與熔填金屬的機(jī)械性，焊劑成份中若以酸性為主，焊接后便生成酸性焊渣，同樣的以堿性（石灰質(zhì)）焊劑為主將產(chǎn)生堿性焊渣。酸性系統(tǒng)的焊材焊接性非常好，焊接過程中電弧平順穩(wěn)定，形態(tài)類似射流弧，飛濺量少，作業(yè)上廣為焊接人員所喜歡，熔填金屬機(jī)械性普通但可達(dá)AWS規(guī)范的要求。焊劑為堿性系統(tǒng)的焊材可使熔填金屬獲得非常優(yōu)良的延性與韌性，但作業(yè)性遠(yuǎn)較酸性系為差。熔滴的過渡多以球滴過渡為主，飛濺較多。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(jī)械性。焊絲電火花類編輯電火花放電涂層冷焊機(jī)**焊絲，應(yīng)用于在常溫狀態(tài)下進(jìn)行堆焊或焊接時(shí)用，焊補(bǔ)一秒后特點(diǎn)是焊絲溫度不超過40攝氏度，持續(xù)焊不超高80攝氏度。主要用于一些不耐熱的零件修復(fù)，焊補(bǔ)時(shí)，溫度一般控制在40攝氏度左右，壁厚在，比較高不高于一百攝氏度。焊絲焊補(bǔ)時(shí)熱影響區(qū)非常小，不會(huì)產(chǎn)生內(nèi)應(yīng)力。非常適合鑄造件缺點(diǎn)，零件表面拉傷、磨損，模具缺點(diǎn)的修復(fù)。焊絲溫度為什么這么低，因?yàn)樵摵附z熔化時(shí)是微熔狀態(tài)，在與工件接觸時(shí)。?二氧化碳?xì)怏w保護(hù)電弧焊（簡(jiǎn)稱CO2焊）的保護(hù)氣體是二氧化碳（有時(shí)采用CO2+O2的混合氣體）。湖南卡博焊條焊絲價(jià)格</p><p style="text-indent:25px">我國(guó)在六、七十年代就有人進(jìn)行過藥芯焊絲的研究,但是工作時(shí)斷時(shí)續(xù),始終未能形成氣候。上海鑄鐵焊條焊絲工廠</p><p style="text-indent:25px">在五金、工具市場(chǎng)新興趨勢(shì)的帶動(dòng)下，實(shí)用家庭工具、園林工具、汽車用品工具、機(jī)配工具等五金工具類商品貨俏價(jià)揚(yáng)，采購(gòu)穩(wěn)中有升，銷售形勢(shì)樂觀，應(yīng)大力發(fā)展電動(dòng)工具、手工具、量具、測(cè)距儀、風(fēng)動(dòng)工具、園林工具、臺(tái)式工具，重點(diǎn)發(fā)展精致的組合工具、汽車隨車工具、建筑五金、廚電工具等產(chǎn)品，加快形成多品種、多規(guī)格、系列化的具有自主知識(shí)產(chǎn)權(quán)的重點(diǎn)技術(shù)和產(chǎn)品。經(jīng)過十幾年的發(fā)展，目前模具焊條，模具焊絲，特種焊絲，特種焊條產(chǎn)品已逐步形成系列化、標(biāo)準(zhǔn)化、品牌化，不僅品種規(guī)格齊全，產(chǎn)品質(zhì)量穩(wěn)定，而且引進(jìn)的部分名優(yōu)產(chǎn)品在國(guó)際市場(chǎng)上也有一定的競(jìng)爭(zhēng)力。五金工具行業(yè)進(jìn)入品牌競(jìng)爭(zhēng)階段，提高產(chǎn)品的技術(shù)含量，擁有自主的**、品牌及服務(wù)，才是有限責(zé)任公司（自然）企業(yè)生存發(fā)展的王道。未來(lái)三年將是五金工具行業(yè)打造品牌的黃金期，五金工具企業(yè)要做好品牌建設(shè)。五金行業(yè)正從傳統(tǒng)意義上的工具行業(yè)轉(zhuǎn)向時(shí)尚行業(yè)。消費(fèi)正趨向個(gè)性化、注重質(zhì)量，價(jià)格合理及更多的選擇。順應(yīng)潮流，五金生產(chǎn)型企業(yè)毫無(wú)選擇地要向客戶提供具有創(chuàng)意的工具，滿足他們的個(gè)性化需求。上海鑄鐵焊條焊絲工廠</p><p style="text-indent:25px">簡(jiǎn)敏精密五金制造(上海)有限公司位于顧北東路365號(hào)C區(qū)1101。公司自成立以來(lái)，以質(zhì)量為發(fā)展，讓匠心彌散在每個(gè)細(xì)節(jié)，公司旗下模具焊條，模具焊絲，特種焊絲，特種焊條深受客戶的喜愛。公司將不斷增強(qiáng)企業(yè)重點(diǎn)競(jìng)爭(zhēng)力，努力學(xué)習(xí)行業(yè)知識(shí)，遵守行業(yè)規(guī)范，植根于五金、工具行業(yè)的發(fā)展。簡(jiǎn)敏五金制造立足于全國(guó)市場(chǎng)，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2910163.html</p></div></div></div></div></div><div id="5dt5jfv" class="page-right twoColRt"><div id="7lbnb3f" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="rp335d5" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="33xvbzv" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img src="https://tyunfile.71360.com/WaterMark/UploadFile/nbzxsw/637298235378037109/764794.png" alt="寧波寧海直接考A2有幾個(gè)科目真誠(chéng)推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>寧波寧海直接考A2有幾個(gè)科目真誠(chéng)推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)</p></a></div><div id="zx5lx7v" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/2083415.html"><div><img src="https://tyunfile.71360.com/UploadFile/WZAJZNKJ/637332852248037109/2461316.png" alt="200l桶自動(dòng)灌裝機(jī)生產(chǎn)廠歡迎來(lái)電溫州奧基智能科技供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>200l桶自動(dòng)灌裝機(jī)生產(chǎn)廠歡迎來(lái)電溫州奧基智能科技供應(yīng)</p></a></div><div id="rpdbhn7" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/1387.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/3/11/637004297269091023_cyjqc_1306937.jpg" alt="烏魯木齊市會(huì)務(wù)租車網(wǎng) 車永捷供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>烏魯木齊市會(huì)務(wù)租車網(wǎng) 車永捷供應(yīng)</p></a></div><div id="jxdbzf5" class="clear"></div></div><div id="hdjxv5j" 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="5xthvjh" 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="n55znlr" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/117455.html"><div id="n55r7lp" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265669208984/3318362.png" alt="浙江特種焊絲供應(yīng)商歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>浙江特種焊絲供應(yīng)商歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/119621.html"><div id="uzlnfxz" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/119622.html"><div id="3moqr88" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671406250/559850.png" alt="蘇州RD12M焊絲銷售歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/120727.html"><div id="pew7ikr" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/121297.html"><div id="vfcov3x" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/121845.html"><div id="qpmtqh7" 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(jiǎn)敏精密五金制造供應(yīng)" 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(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/121846.html"><div id="tsu7lhy" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671318359/8288159.jpg" alt="福建鈷基焊絲歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建鈷基焊絲歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/123093.html"><div id="kugn22x" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li></ul></div></div><div id="87ugiug" 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="2qsz7ek" class="box box-add clearfix"><ul class="box-list"><li><a href="http://www.cdcfah.com/cp/1037732.html"><div id="kjqxjvs" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/1037733.html"><div id="hbdkrdu" 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(jiǎn)敏精密五金制造供應(yīng)" 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(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/745107.html"><div id="3nu8oqn" 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(jiǎn)敏精密五金制造供應(yīng)" 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(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/121845.html"><div id="gq8qpvs" 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(jiǎn)敏精密五金制造供應(yīng)" 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(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/745109.html"><div id="cw32vht" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671406250/559850.png" alt="湖南THW焊條焊絲歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/119622.html"><div id="j8i372n" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179265671406250/559850.png" alt="蘇州RD12M焊絲銷售歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/803328.html"><div id="qac3y38" class="reImg"><img src="http://tyunfile.71360.com/UploadFile/shjianmin2/637179275547109375/7215290.png" alt="湖南日亞焊條訂購(gòu) 歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>湖南日亞焊條訂購(gòu) 歡迎來(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li><li><a href="http://www.cdcfah.com/cp/3203113.html"><div id="tstqsuw" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)" 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(lái)電簡(jiǎn)敏精密五金制造供應(yīng)</p></a></li></ul></div></div></section></section><footer class="footer"><div id="3yahtam" class="container"><p><a href="http://www.cdcfah.com/">首頁(yè)</a> | <a >企業(yè)名錄</a> | <a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a> | <a href="http://www.cdcfah.com/zx/">新聞資訊</a> | <a href="http://www.cdcfah.com/xw/">行業(yè)資訊</a> | <a href="http://www.cdcfah.com/zh/">展會(huì)信息</a> | <a href="http://www.cdcfah.com/sitemap.html">網(wǎng)站地圖</a> | </p><p><p><p>b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰??<a target="_blank">?<span style="white-space:normal;text-indent:24px;"><a target="_blank"><span style="font-family:" font-size:13.3333px;text-align:center;white-space:pre-wrap;caret-color:#1e6fff;background-color:#ffffff;"="">滬ICP備18002634號(hào)-32</span></a> </span><br /></a>??<span>??</span></p></p><p style="text-align:center;white-space:normal;"> <br /> </p> <p style="white-space:normal;text-align:center;"> <a target="_blank"></a> </p></p></div></footer> <footer> <a href="http://www.cdcfah.com/" title="六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u id="qgqbi"></u><noframes id="qgqbi"></noframes><menu id="qgqbi"></menu><blockquote id="qgqbi"></blockquote><track id="qgqbi"><label id="qgqbi"></label></track><tbody id="qgqbi"></tbody><legend id="qgqbi"></legend><th id="qgqbi"><button id="qgqbi"></button></th><listing id="qgqbi"><rt id="qgqbi"></rt></listing><sup id="qgqbi"><dd id="qgqbi"><tbody id="qgqbi"></tbody></dd></sup><menu id="qgqbi"><xmp id="qgqbi"></xmp></menu><fieldset id="qgqbi"><acronym id="qgqbi"></acronym></fieldset><wbr id="qgqbi"><mark id="qgqbi"><strong id="qgqbi"></strong></mark></wbr><tbody id="qgqbi"><small id="qgqbi"></small></tbody><label id="qgqbi"><tfoot id="qgqbi"></tfoot></label><div id="qgqbi"><th id="qgqbi"><object id="qgqbi"></object></th></div><listing id="qgqbi"></listing><source id="qgqbi"><ins id="qgqbi"></ins></source><noframes id="qgqbi"></noframes><noscript id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"></tt></strike></noscript><strike id="qgqbi"><rp id="qgqbi"></rp></strike><dl id="qgqbi"></dl><th id="qgqbi"></th><acronym id="qgqbi"></acronym><center id="qgqbi"><input id="qgqbi"><div id="qgqbi"><th id="qgqbi"></th></div></input></center><label id="qgqbi"></label><tr id="qgqbi"><label id="qgqbi"><center id="qgqbi"></center></label></tr><menuitem id="qgqbi"><em id="qgqbi"><legend id="qgqbi"></legend></em></menuitem><pre id="qgqbi"></pre><fieldset id="qgqbi"><address id="qgqbi"><abbr id="qgqbi"><dl id="qgqbi"></dl></abbr></address></fieldset><sup id="qgqbi"><form id="qgqbi"></form></sup><form id="qgqbi"></form> <form id="qgqbi"></form><center id="qgqbi"><rp id="qgqbi"></rp></center><code id="qgqbi"></code><option id="qgqbi"><i id="qgqbi"><tr id="qgqbi"></tr></i></option><address id="qgqbi"></address><pre id="qgqbi"></pre><wbr id="qgqbi"></wbr><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"></bdo></delect></dl><table id="qgqbi"><p id="qgqbi"></p></table><label id="qgqbi"><xmp id="qgqbi"><noscript id="qgqbi"><dl id="qgqbi"></dl></noscript></xmp></label><cite id="qgqbi"></cite><acronym id="qgqbi"><object id="qgqbi"><big id="qgqbi"></big></object></acronym><rp id="qgqbi"></rp><tt id="qgqbi"></tt><output id="qgqbi"></output><table id="qgqbi"><p id="qgqbi"><ruby id="qgqbi"></ruby></p></table><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><u id="qgqbi"></u><bdo id="qgqbi"><tr id="qgqbi"><dfn id="qgqbi"></dfn></tr></bdo><strike id="qgqbi"><font id="qgqbi"></font></strike><s id="qgqbi"></s><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"><pre id="qgqbi"></pre></code></samp></acronym><cite id="qgqbi"></cite><form id="qgqbi"><dl id="qgqbi"><pre id="qgqbi"><label id="qgqbi"></label></pre></dl></form><center id="qgqbi"><rp id="qgqbi"></rp></center><font id="qgqbi"></font><menu id="qgqbi"></menu><small id="qgqbi"><strong id="qgqbi"><sup id="qgqbi"><form id="qgqbi"></form></sup></strong></small><label id="qgqbi"><tfoot id="qgqbi"><em id="qgqbi"></em></tfoot></label><optgroup id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></optgroup><label id="qgqbi"></label><meter id="qgqbi"><noframes id="qgqbi"><i id="qgqbi"><ins id="qgqbi"></ins></i></noframes></meter><kbd id="qgqbi"></kbd><b id="qgqbi"></b><dl id="qgqbi"><delect id="qgqbi"><th id="qgqbi"><span id="qgqbi"></span></th></delect></dl><font id="qgqbi"></font><small id="qgqbi"></small><mark id="qgqbi"></mark><del id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></del><dd id="qgqbi"><ruby id="qgqbi"><menu id="qgqbi"></menu></ruby></dd><th id="qgqbi"><em id="qgqbi"></em></th><abbr id="qgqbi"></abbr><span id="qgqbi"><kbd id="qgqbi"><dfn id="qgqbi"><sub id="qgqbi"></sub></dfn></kbd></span><ins id="qgqbi"></ins><s id="qgqbi"><progress id="qgqbi"></progress></s><th id="qgqbi"></th><bdo id="qgqbi"></bdo><blockquote id="qgqbi"></blockquote><b id="qgqbi"></b><nav id="qgqbi"><div id="qgqbi"></div></nav> <meter id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></meter><tfoot id="qgqbi"></tfoot><big id="qgqbi"><pre id="qgqbi"><s id="qgqbi"></s></pre></big><small id="qgqbi"></small><table id="qgqbi"><td id="qgqbi"><sup id="qgqbi"></sup></td></table><form id="qgqbi"><tr id="qgqbi"></tr></form><tr id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></tr><ul id="qgqbi"></ul><center id="qgqbi"><optgroup id="qgqbi"><div id="qgqbi"></div></optgroup></center><rp id="qgqbi"><input id="qgqbi"><blockquote id="qgqbi"><th id="qgqbi"></th></blockquote></input></rp><tbody id="qgqbi"></tbody><form id="qgqbi"><u id="qgqbi"><fieldset id="qgqbi"></fieldset></u></form><rp id="qgqbi"></rp><b id="qgqbi"><small id="qgqbi"></small></b><dd id="qgqbi"></dd><kbd id="qgqbi"></kbd><code id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"></ul></pre></code><strong id="qgqbi"></strong><cite id="qgqbi"><sub id="qgqbi"></sub></cite><object id="qgqbi"></object><dfn id="qgqbi"></dfn><pre id="qgqbi"></pre><xmp id="qgqbi"></xmp><pre id="qgqbi"></pre><sup id="qgqbi"><form id="qgqbi"><cite id="qgqbi"></cite></form></sup><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><input id="qgqbi"></input><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"></code></samp></acronym><nobr id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"><strong id="qgqbi"></strong></ul></pre></nobr><menuitem id="qgqbi"><em id="qgqbi"><wbr id="qgqbi"><mark id="qgqbi"></mark></wbr></em></menuitem><dl id="qgqbi"></dl><rp id="qgqbi"><input id="qgqbi"><div id="qgqbi"></div></input></rp><div id="qgqbi"><button id="qgqbi"><pre id="qgqbi"><meter id="qgqbi"></meter></pre></button></div><address id="qgqbi"></address><thead id="qgqbi"><abbr id="qgqbi"><sup id="qgqbi"></sup></abbr></thead><em id="qgqbi"></em><ul id="qgqbi"><listing id="qgqbi"><wbr id="qgqbi"></wbr></listing></ul><listing id="qgqbi"></listing><wbr id="qgqbi"></wbr><thead id="qgqbi"><abbr id="qgqbi"><strike id="qgqbi"></strike></abbr></thead><menuitem id="qgqbi"></menuitem><pre id="qgqbi"></pre><pre id="qgqbi"></pre><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"><span id="qgqbi"></span></bdo></delect></dl><ruby id="qgqbi"></ruby><pre id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"><i id="qgqbi"></i></tt></strike></pre><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset><cite id="qgqbi"><sub id="qgqbi"></sub></cite><optgroup id="qgqbi"></optgroup><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset></div> <div class="friend-links"> <a href="http://www.bjcldhs.com">亚洲另类在线欧美制服</a> <a href="http://www.ahlxmyzz.com">色七七在线综合视频</a> <a href="http://www.junzishuo.com">亚洲中文字幕久久精品91</a> <a href="http://www.yhzblp.com">国产精品自在在线免费</a> <a href="http://www.zwlkg.com">久久国产乱子伦精品免费午夜</a> </div> </footer> <script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> </body><div id="rvnzj" class="pl_css_ganrao" style="display: none;"><menuitem id="rvnzj"><nobr id="rvnzj"></nobr></menuitem><var id="rvnzj"><mark id="rvnzj"></mark></var><thead id="rvnzj"><mark id="rvnzj"></mark></thead><tt id="rvnzj"><ol id="rvnzj"></ol></tt><optgroup id="rvnzj"><sup id="rvnzj"></sup></optgroup><track id="rvnzj"><style id="rvnzj"></style></track><acronym id="rvnzj"><menuitem id="rvnzj"></menuitem></acronym><dfn id="rvnzj"><p id="rvnzj"></p></dfn><b id="rvnzj"><listing id="rvnzj"></listing></b><style id="rvnzj"><progress id="rvnzj"></progress></style><style id="rvnzj"><progress id="rvnzj"></progress></style><font id="rvnzj"><track id="rvnzj"></track></font><pre id="rvnzj"><mark id="rvnzj"></mark></pre><ruby id="rvnzj"><optgroup id="rvnzj"></optgroup></ruby><style id="rvnzj"><acronym id="rvnzj"></acronym></style><address id="rvnzj"><nobr id="rvnzj"></nobr></address><ruby id="rvnzj"><legend id="rvnzj"></legend></ruby><nobr id="rvnzj"><legend id="rvnzj"></legend></nobr><nobr id="rvnzj"><legend id="rvnzj"></legend></nobr><strong id="rvnzj"><ol id="rvnzj"></ol></strong><var id="rvnzj"><b id="rvnzj"></b></var><dfn id="rvnzj"><p id="rvnzj"></p></dfn><ol id="rvnzj"><font id="rvnzj"></font></ol><form id="rvnzj"><font id="rvnzj"></font></form><u id="rvnzj"><strong id="rvnzj"></strong></u><strong id="rvnzj"><legend id="rvnzj"></legend></strong><p id="rvnzj"><mark id="rvnzj"></mark></p><dfn id="rvnzj"><p id="rvnzj"></p></dfn><nobr id="rvnzj"><acronym id="rvnzj"></acronym></nobr><sup id="rvnzj"><big id="rvnzj"></big></sup><u id="rvnzj"><legend id="rvnzj"></legend></u><big id="rvnzj"><b id="rvnzj"></b></big><ol id="rvnzj"><progress id="rvnzj"></progress></ol><big id="rvnzj"><form id="rvnzj"></form></big><menuitem id="rvnzj"><ol id="rvnzj"></ol></menuitem><video id="rvnzj"><sup id="rvnzj"></sup></video><p id="rvnzj"><mark id="rvnzj"></mark></p><b id="rvnzj"><listing id="rvnzj"></listing></b><video id="rvnzj"><sup id="rvnzj"></sup></video><legend id="rvnzj"><big id="rvnzj"></big></legend><track id="rvnzj"><style id="rvnzj"></style></track><tt id="rvnzj"><ol id="rvnzj"></ol></tt><track id="rvnzj"><thead id="rvnzj"></thead></track><acronym id="rvnzj"><menuitem id="rvnzj"></menuitem></acronym><ruby id="rvnzj"><video id="rvnzj"></video></ruby><listing id="rvnzj"><p id="rvnzj"></p></listing><video id="rvnzj"><legend id="rvnzj"></legend></video><form id="rvnzj"><font id="rvnzj"></font></form><track id="rvnzj"><ol id="rvnzj"></ol></track><strong id="rvnzj"><menuitem id="rvnzj"></menuitem></strong></div></html>