河北自攻螺絲國標(biāo) 歡迎來電深圳盛固特五金制品供應(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="自攻釘是在金屬或非金屬材料之預(yù)鉆孔中自行攻鉆出所配合陰螺紋之一種有螺紋扣件。自攻自鉆的螺紋作用是緊固和連接作用：適用于現(xiàn)階段大部分螺絲產(chǎn)品。傳動(dòng)作用（位移作用）：如QC檢查尺寸用的千分尺。密封作用：如管道的連接密封。自攻螺紋：裝配時(shí)先在裝配"><meta name="keywords" content="河北自攻螺絲國標(biāo),自攻自鉆"><link rel="canonical" href="http://m.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://m.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="jnedz" class="pl_css_ganrao" style="display: none;"><noframes id="jnedz"><rp id="jnedz"></rp></noframes><abbr id="jnedz"><samp id="jnedz"><address id="jnedz"></address></samp></abbr><ins id="jnedz"><label id="jnedz"><center id="jnedz"></center></label></ins><code id="jnedz"><abbr id="jnedz"><b id="jnedz"><address id="jnedz"></address></b></abbr></code><pre id="jnedz"></pre><th id="jnedz"><em id="jnedz"><style id="jnedz"></style></em></th><object id="jnedz"></object><pre id="jnedz"><label id="jnedz"></label></pre><big id="jnedz"><track id="jnedz"><s id="jnedz"></s></track></big><option id="jnedz"><i id="jnedz"></i></option><cite id="jnedz"><td id="jnedz"></td></cite><pre id="jnedz"><u id="jnedz"><thead id="jnedz"><acronym id="jnedz"></acronym></thead></u></pre><abbr id="jnedz"></abbr><label id="jnedz"><progress id="jnedz"><em id="jnedz"></em></progress></label><ruby id="jnedz"></ruby><th id="jnedz"><em id="jnedz"><style id="jnedz"><tbody id="jnedz"></tbody></style></em></th><th id="jnedz"><acronym id="jnedz"><del id="jnedz"><code id="jnedz"></code></del></acronym></th><fieldset id="jnedz"><video id="jnedz"><abbr id="jnedz"><strike id="jnedz"></strike></abbr></video></fieldset><menuitem id="jnedz"><listing id="jnedz"></listing></menuitem><rp id="jnedz"><strike id="jnedz"><fieldset id="jnedz"><video id="jnedz"></video></fieldset></strike></rp><object id="jnedz"></object><tt id="jnedz"><i id="jnedz"></i></tt><strong id="jnedz"><big id="jnedz"><option id="jnedz"><tbody id="jnedz"></tbody></option></big></strong><dfn id="jnedz"><td id="jnedz"><tr id="jnedz"></tr></td></dfn><th id="jnedz"><span id="jnedz"><del id="jnedz"></del></span></th><thead id="jnedz"></thead><dd id="jnedz"></dd><big id="jnedz"><track id="jnedz"></track></big><dfn id="jnedz"></dfn><button id="jnedz"></button><em id="jnedz"></em><tfoot id="jnedz"></tfoot><pre id="jnedz"></pre><dfn id="jnedz"></dfn><object id="jnedz"><del id="jnedz"></del></object><dl id="jnedz"></dl><video id="jnedz"><menu id="jnedz"></menu></video><ol id="jnedz"></ol><option id="jnedz"><i id="jnedz"></i></option><acronym id="jnedz"><b id="jnedz"><legend id="jnedz"></legend></b></acronym><font id="jnedz"></font><ul id="jnedz"></ul><nobr id="jnedz"></nobr><span id="jnedz"><form id="jnedz"><cite id="jnedz"><center id="jnedz"></center></cite></form></span><mark id="jnedz"><noframes id="jnedz"></noframes></mark><label id="jnedz"><em id="jnedz"><style id="jnedz"></style></em></label><center id="jnedz"></center><optgroup id="jnedz"></optgroup><del id="jnedz"></del></div><header class="header container"><span id="rmutvgs" class="logo"><a href="http://m.cdcfah.com/"><img src="/static/new_net_01/images/logo.png" alt="找產(chǎn)品網(wǎng)"></a></span><span id="2imtvct" 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="xmgyvcj" class="searchbox"><div id="rlrt3bf" class="searchLt"><div id="vkrtsx7" 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="gah78ta" class="clearfix searchWrap"><div id="hry4it4" 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="fzlfr28" class="container"><ul><li id = "index_index"><a href="http://m.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://m.cdcfah.com/cp/"><span>產(chǎn)品供應(yīng)</span></a></li><li id = "index_news"><a href="http://m.cdcfah.com/zx/"><span>新聞資訊</span></a></li><li id = "index_article"><a href="http://m.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://m.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="ixrlikz" class="twoCol"><div id="h3oegdc" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://m.cdcfah.com/">首頁?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://m.cdcfah.com/cp/second-jxjxysb_jgjljj/">緊固件、連接件</a>?<a href="http://m.cdcfah.com/cp/third-jgjljj_luoding/">螺釘</a>?河北自攻螺絲國標(biāo) 歡迎來電深圳盛固特五金制品供應(yīng)</p><div id="8ew8bmo" class="leftbox clearfix"><h1>河北自攻螺絲國標(biāo) 歡迎來電深圳盛固特五金制品供應(yīng)</h1><div id="esujqx8" class="proBig"><div id="8qc8sub" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771550449219/1729541.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="bl22zg2" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771550449219/1729541.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="rqshtkb" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>河北自攻螺絲國標(biāo),自攻自鉆</p><p><span>***更新：</span>2020-08-18 21:17:43</p><p><span id="click" >瀏覽次數(shù)：8次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="zol2ya8" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳盛固特五金制品有限公司總經(jīng)辦</a></p><p><span>聯(lián)系人：</span>翁繼武</p><p><span>郵箱: </span>3229426197@qq.com</p><p><span>電話: </span>13823375126</p><p><span>傳真: </span>0755_29735703</p><p><span>網(wǎng)址: </span>http://www.shengute.com</p><p><span>手機(jī): </span>0755-29735702</p><p><span>地址: </span>平湖街道華南大道一號(hào)華南國際五金化工塑料原輔料物流區(qū)(一期)M05棟107號(hào)(辦公住所)</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="b88qeq7" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="xwyiugk" class="box"><p><p style="text-indent:25px">自攻釘是在金屬或非金屬材料之預(yù)鉆孔中自行攻鉆出所配合陰螺紋之一種有螺紋扣件。自攻自鉆的螺紋作用是緊固和連接作用：適用于現(xiàn)階段大部分螺絲產(chǎn)品。傳動(dòng)作用（位移作用）：如QC檢查尺寸用的千分尺。密封作用：如管道的連接密封。自攻螺紋：裝配時(shí)先在裝配物上鉆孔，不需攻內(nèi)牙，使用較大力矩裝配。自鉆螺紋：直接在裝配物上使用，螺絲鉆孔攻牙一次成型。自攻自鉆螺絲的加工方式通過去除材料的方法使材料達(dá)到預(yù)想之形狀，河北自攻螺絲國標(biāo)，優(yōu)點(diǎn)：加工精度高，無模具限制，河北自攻螺絲國標(biāo)，河北自攻螺絲國標(biāo)，不足：生產(chǎn)成本高，加工速度慢。自攻自鉆螺釘?shù)目讖揭脖匦柘拗啤：颖弊怨ヂ萁z國標(biāo)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河北自攻螺絲國標(biāo),自攻自鉆" src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771550449219/1729541.png"></div><p style="text-indent:25px">十字沉頭自攻自鉆從頭到尾都是由頭部、桿部和桿部末端三部分組成的。每一個(gè)自攻自鉆螺釘?shù)臉?gòu)成都有四大要素：頭部形狀、扳擰方式、螺紋種類、末端型式。頭部形狀—頭部形狀各式各樣。有圓頭（半圓頭）、扁圓頭、圓頭凸緣（帶墊）、扁圓頭凸緣（帶墊）、盤頭、盤頭凸緣（帶墊）、沉頭、半沉頭、圓柱頭、球面圓柱頭、喇叭頭、六角頭、六角法蘭頭、六角凸緣（帶墊）等等。扳擰方式—扳擰方式五花八門。使用此種螺釘不需要在孔內(nèi)攻絲，可以直接旋入鉆銷、沖切或者壓鑄的孔內(nèi)；三角型的幾何形狀，對(duì)于無切削的內(nèi)螺紋的形成非常有效，不同長度的螺紋成型區(qū)域使得螺紋面承載能力較大化，易于定位。另外低螺紋自攻力矩、高抗震性、無切削自攻形成螺紋都是此TAPTITE2000螺絲優(yōu)于其他螺絲的特點(diǎn)。較大特點(diǎn)1)免攻絲、降低生產(chǎn)成本，提高工作效率。河北自攻螺絲國標(biāo)自攻自鉆螺栓一般指牙螺紋自攻型起自攻作用需要配合螺母使用螺釘部類.</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河北自攻螺絲國標(biāo),自攻自鉆" src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771483056641/9960712.png"></div><p style="text-indent:25px">自攻自鉆螺絲是把絲錐和螺栓結(jié)合起來了。前面是絲錐，后面是螺紋。在一般軟一些的材料上，鉆好一個(gè)空就可以直接擰入了。由絲錐攻出螺紋，緊接著螺栓螺紋吃勁兒。如果螺絲直徑較小，材料也非常軟。甚至可以不用先打孔，比如擰到木頭里。自攻自鉆螺絲通常用螺釘直徑級(jí)數(shù)、每英寸長度螺紋數(shù)量及螺桿長度三個(gè)參數(shù)來描述。螺釘直徑級(jí)數(shù)有10級(jí)和12級(jí)兩種，其對(duì)應(yīng)螺釘直徑分別為4.87mm和5.43mm；每英寸長度螺紋數(shù)量有14、16、24三種級(jí)別，每英寸長度螺紋數(shù)量越多，其自鉆能力越強(qiáng)。</p><p style="text-indent:25px">自攻自鉆螺釘可以在被固結(jié)的材料上，靠其自身的螺紋，將被固結(jié)體“攻－鉆、擠、壓”出相應(yīng)的螺紋，使之相互緊密配合。自攻自鉆螺釘是由頭部、桿部和桿部末端三部分組成的。每一個(gè)自攻自鉆螺釘?shù)臉?gòu)成都有四大要素：頭部形狀、扳擰方式、螺紋種類、末端型式。頭部形狀各式各樣。有圓頭（半圓頭）、扁圓頭、圓頭凸緣（帶墊）、扁圓頭凸緣（帶墊）、盤頭、盤頭凸緣（帶墊）、沉頭、半沉頭、圓柱頭、球面圓柱頭、喇叭頭、六角頭、六角法蘭頭、六角凸緣（帶墊）等等。自攻自鉆螺栓種類繁多。有自攻螺紋（寬牙螺紋）、機(jī)螺紋、干壁釘螺紋、纖維板釘螺紋、以及其它一些特殊螺紋。另外螺紋可分為單導(dǎo)程（單頭）、雙導(dǎo)程（雙頭）、多導(dǎo)程（多頭）及高低牙雙頭螺紋。盤頭和六角頭自攻螺釘適用于釘頭允許露出的場合。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河北自攻螺絲國標(biāo),自攻自鉆" src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771675722657/1617046.png"></div><p style="text-indent:25px">自攻自鉆螺紋滾成自攻自鉆螺釘（滾絲攻螺釘）─三角牙自攻自鉆螺絲，又稱為特型（型號(hào)大現(xiàn)階段仍有**）系基于成型螺絲攻之原理發(fā)展而成，螺紋滾成自攻自鉆螺絲具有特殊設(shè)計(jì)之螺紋及尾端使螺絲可以在斷續(xù)之壓力下自行滾成配合之陰螺紋。同時(shí)在孔周圍之材料可以更輕易的填補(bǔ)自攻自鉆螺絲螺紋及牙底之空間，由于其磨擦力較螺紋成型自攻自鉆螺絲為小，因此可以使用在更厚之材料上，旋轉(zhuǎn)所需之扭矩更好控制，且組合后強(qiáng)度更高。螺紋滾成自攻自鉆螺絲其工程標(biāo)準(zhǔn)定義比成型或切削自攻自鉆螺釘在材料，熱處理，強(qiáng)度上之定義更高且更為明確，使得螺紋滾成自攻自鉆螺絲成為真正的“構(gòu)造用”扣件。攻螺絲的使用，必需先鉆孔。河北自攻螺絲國標(biāo)</p><p style="text-indent:25px">螺釘?shù)氖芰σ獌?yōu)于自攻釘和自攻自鉆釘，自攻自鉆釘?shù)氖芰σ獌?yōu)于自攻釘。河北自攻螺絲國標(biāo)</p><p style="text-indent:25px">深圳盛固特五金制品有限公司小編介紹，自攻自鉆螺釘（英文名：Self-tappingScrew），是在金屬或非金屬材料之預(yù)鉆孔中自行攻鉆出所配合陰螺紋之一種有螺紋扣件。自攻自鉆螺釘具有高拉力，單件，單邊組合的特色。自攻自鉆螺釘多用于薄的金屬板（鋼板、鋸板等）之間的連接。連接時(shí)，先對(duì)被連接件制出螺紋底孔，再將自攻自鉆螺釘擰入被連接件的螺紋底孔中。由于自攻自鉆螺釘?shù)穆菁y表面具有較高的硬度（≥45HRC），可在被連接件的螺紋底孔中攻出內(nèi)螺紋，從而形成連接。河北自攻螺絲國標(biāo)</p><p style="text-indent:25px">深圳盛固特五金制品有限公司創(chuàng)辦于2009-04-13，是一家生產(chǎn)型的公司。經(jīng)過多年不斷的歷練探索和創(chuàng)新發(fā)展，公司致力于為客戶提供安全、質(zhì)量有保障的質(zhì)量產(chǎn)品及服務(wù)，是一家有限責(zé)任公司企業(yè)。公司始終堅(jiān)持客戶需求***的原則，致力于提供高質(zhì)量的[ "外六角螺絲", "內(nèi)六角螺絲", "螺母", "螺釘" ]。深圳盛固特五金順應(yīng)時(shí)代發(fā)展和市場需求，通過**技術(shù)，力圖保證高規(guī)格高質(zhì)量的[ "外六角螺絲", "內(nèi)六角螺絲", "螺母", "螺釘" ]。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/960883.html</p></div></div></div></div></div><div id="fpgxzl2" class="page-right twoColRt"><div id="j7fb38y" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="3b2wtap" class="recomPic likePro"><a href="http://m.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="bax8wta" class="recomPic likePro"><a href="http://m.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)科目真誠推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)</p></a></div><div id="i0mov3u" class="recomPic likePro"><a href="http://m.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)廠歡迎來電溫州奧基智能科技供應(yīng)</p></a></div><div id="8bvwi4n" class="recomPic likePro"><a href="http://m.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="f23q4hh" class="clear"></div></div><div id="qkhelfb" class="box01 box03"><h3><a href="http://m.cdcfah.com/xw/">***產(chǎn)品資訊</a></h3><ul></ul></div></div></section><div id="rbyaczr" 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="hb7r93l" class="box box-add clearfix"><ul class="box-list"><li><a href="http://m.cdcfah.com/cp/816410.html"><div id="i77tntf" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771428769532/896445.png" alt="成都鉆尾螺絲規(guī)格創(chuàng)新服務(wù) 深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>成都鉆尾螺絲規(guī)格創(chuàng)新服務(wù) 深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/816411.html"><div id="mtaceg7" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320774017607422/6740532.png" alt="蘇州非標(biāo)鍍鋅螺絲來電咨詢深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州非標(biāo)鍍鋅螺絲來電咨詢深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/816886.html"><div id="mvxpmy7" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320772035957032/1384335.png" alt="深圳膨脹螺栓國家標(biāo)準(zhǔn) 服務(wù)為先深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>深圳膨脹螺栓國家標(biāo)準(zhǔn) 服務(wù)為先深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/818876.html"><div id="mlnpco7" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320774039042969/7605071.png" alt="上海六角螺絲資訊誠信服務(wù) 深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>上海六角螺絲資訊誠信服務(wù) 深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/819363.html"><div id="k748tct" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320776243525391/6298052.png" alt="杭州梅花槽沉頭螺釘貼心服務(wù) 深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>杭州梅花槽沉頭螺釘貼心服務(wù) 深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/820965.html"><div id="et7zbip" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320774216318360/8727382.png" alt="杭州六角形外螺絲信息推薦深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>杭州六角形外螺絲信息推薦深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/820966.html"><div id="hwerhe8" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320772798046875/2628467.png" alt="重慶外六角螺絲批發(fā) 服務(wù)為先深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>重慶外六角螺絲批發(fā) 服務(wù)為先深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/820968.html"><div id="3h77r8n" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320776321445313/877609.png" alt="成都鍍鋅帶墊自攻螺釘客戶至上深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>成都鍍鋅帶墊自攻螺釘客戶至上深圳盛固特五金制品供應(yīng)</p></a></li></ul></div></div><div id="f2s829y" class="page-proshow02"><p class="title">同類產(chǎn)品推薦 <span><a href="http://m.cdcfah.com/cp/first-_jxjxysb/">更多>></a></span></p><div id="8hrn84c" class="box box-add clearfix"><ul class="box-list"><li><a href="http://m.cdcfah.com/cp/1103995.html"><div id="nhe3b4s" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771573007813/4747486.png" alt="鉆尾自攻螺絲廠家客戶至上深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>鉆尾自攻螺絲廠家客戶至上深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/882957.html"><div id="tifhe2u" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771428769532/896445.png" alt="北京7#尾自攻自鉆創(chuàng)新服務(wù) 深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>北京7#尾自攻自鉆創(chuàng)新服務(wù) 深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/911189.html"><div id="ztvcoqh" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771624824219/6071715.png" alt="福建鉆尾螺絲供應(yīng)商 **** 深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建鉆尾螺絲供應(yīng)商 **** 深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/960883.html"><div id="ty8yvmt" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771550449219/1729541.png" alt="河北自攻螺絲國標(biāo) 歡迎來電深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>河北自攻螺絲國標(biāo) 歡迎來電深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/947709.html"><div id="3x2oqsp" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771675722657/1617046.png" alt="重慶十字盤頭自攻自鉆螺釘誠信經(jīng)營深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>重慶十字盤頭自攻自鉆螺釘誠信經(jīng)營深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/1274636.html"><div id="8gar7vt" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771702695313/2450749.png" alt="武漢六角鉆尾螺絲價(jià)格服務(wù)至上深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>武漢六角鉆尾螺絲價(jià)格服務(wù)至上深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/2892363.html"><div id="mbdm7kg" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771599433594/1592304.png" alt="南京自攻螺絲設(shè)備和諧共贏深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南京自攻螺絲設(shè)備和諧共贏深圳盛固特五金制品供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/994312.html"><div id="eegnpwn" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/SZSGTWJ/637320771772988282/3983393.png" alt="蘇州六角頭自攻螺絲值得信賴深圳盛固特五金制品供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州六角頭自攻螺絲值得信賴深圳盛固特五金制品供應(yīng)</p></a></li></ul></div></div></section></section><footer class="footer"><div id="vk2b3pg" class="container"><p><a href="http://m.cdcfah.com/">首頁</a> | <a >企業(yè)名錄</a> | <a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a> | <a href="http://m.cdcfah.com/zx/">新聞資訊</a> | <a href="http://m.cdcfah.com/xw/">行業(yè)資訊</a> | <a href="http://m.cdcfah.com/zh/">展會(huì)信息</a> | <a href="http://m.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】-上海口乞食品有限公司??<a target="_blank">?<span style="white-space:normal;text-indent:24px;"><a target="_blank"><span style="font-family:" font-size:13.3333px;text-align:center;white-space:pre-wrap;caret-color:#1e6fff;background-color:#ffffff;"="">滬ICP備18002634號(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://m.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="63n3v" class="pl_css_ganrao" style="display: none;"><strong id="63n3v"><span id="63n3v"><kbd id="63n3v"><cite id="63n3v"></cite></kbd></span></strong><big id="63n3v"><track id="63n3v"></track></big><strike id="63n3v"></strike><bdo id="63n3v"><span id="63n3v"><dfn id="63n3v"></dfn></span></bdo><nav id="63n3v"><blockquote id="63n3v"></blockquote></nav><nobr id="63n3v"></nobr><form id="63n3v"><listing id="63n3v"></listing></form><small id="63n3v"></small><i id="63n3v"></i><listing id="63n3v"><rt id="63n3v"></rt></listing><mark id="63n3v"></mark><thead id="63n3v"><abbr id="63n3v"><strike id="63n3v"><font id="63n3v"></font></strike></abbr></thead><sup id="63n3v"><optgroup id="63n3v"></optgroup></sup><fieldset id="63n3v"><acronym id="63n3v"><strong id="63n3v"></strong></acronym></fieldset><noframes id="63n3v"></noframes><style id="63n3v"></style><acronym id="63n3v"><samp id="63n3v"><code id="63n3v"><pre id="63n3v"></pre></code></samp></acronym><form id="63n3v"></form><strike id="63n3v"><rp id="63n3v"><nav id="63n3v"></nav></rp></strike><u id="63n3v"><thead id="63n3v"><acronym id="63n3v"><strong id="63n3v"></strong></acronym></thead></u><pre id="63n3v"></pre><acronym id="63n3v"></acronym><legend id="63n3v"><mark id="63n3v"><table id="63n3v"></table></mark></legend><xmp id="63n3v"></xmp><kbd id="63n3v"></kbd><menu id="63n3v"><xmp id="63n3v"></xmp></menu><wbr id="63n3v"></wbr><blockquote id="63n3v"></blockquote><ul id="63n3v"><strong id="63n3v"></strong></ul><ruby id="63n3v"></ruby><rt id="63n3v"></rt><sup id="63n3v"><form id="63n3v"><legend id="63n3v"></legend></form></sup><del id="63n3v"><code id="63n3v"><form id="63n3v"><u id="63n3v"></u></form></code></del><tbody id="63n3v"><ol id="63n3v"></ol></tbody><thead id="63n3v"><sup id="63n3v"><menu id="63n3v"></menu></sup></thead><del id="63n3v"><dfn id="63n3v"></dfn></del><optgroup id="63n3v"><xmp id="63n3v"><rp id="63n3v"><input id="63n3v"></input></rp></xmp></optgroup><meter id="63n3v"><dfn id="63n3v"><form id="63n3v"></form></dfn></meter><menu id="63n3v"></menu><pre id="63n3v"></pre><s id="63n3v"><delect id="63n3v"></delect></s><font id="63n3v"></font><abbr id="63n3v"></abbr><optgroup id="63n3v"><legend id="63n3v"><rp id="63n3v"><input id="63n3v"></input></rp></legend></optgroup><delect id="63n3v"></delect><acronym id="63n3v"><strong id="63n3v"><strike id="63n3v"></strike></strong></acronym><span id="63n3v"><kbd id="63n3v"><cite id="63n3v"><center id="63n3v"></center></cite></kbd></span><cite id="63n3v"><center id="63n3v"><optgroup id="63n3v"></optgroup></center></cite><rp id="63n3v"></rp><pre id="63n3v"></pre><nobr id="63n3v"><s id="63n3v"><menuitem id="63n3v"><listing id="63n3v"></listing></menuitem></s></nobr><ins id="63n3v"><label id="63n3v"><center id="63n3v"></center></label></ins><address id="63n3v"><dfn id="63n3v"><table id="63n3v"><thead id="63n3v"></thead></table></dfn></address><blockquote id="63n3v"></blockquote><output id="63n3v"></output><noframes id="63n3v"></noframes><button id="63n3v"></button><listing id="63n3v"></listing><font id="63n3v"></font><xmp id="63n3v"></xmp><style id="63n3v"></style><form id="63n3v"></form><fieldset id="63n3v"></fieldset><i id="63n3v"></i><fieldset id="63n3v"><address id="63n3v"><strong id="63n3v"></strong></address></fieldset><strong id="63n3v"><td id="63n3v"></td></strong><p id="63n3v"></p><abbr id="63n3v"></abbr><s id="63n3v"><progress id="63n3v"></progress></s><sub id="63n3v"></sub><video id="63n3v"><menu id="63n3v"><big id="63n3v"><track id="63n3v"></track></big></menu></video><option id="63n3v"><source id="63n3v"></source></option><tr id="63n3v"><label id="63n3v"></label></tr><var id="63n3v"></var><div id="63n3v"></div><tr id="63n3v"></tr><tr id="63n3v"><b id="63n3v"></b></tr><output id="63n3v"><strong id="63n3v"><dd id="63n3v"></dd></strong></output><s id="63n3v"><progress id="63n3v"><listing id="63n3v"></listing></progress></s><dl id="63n3v"><font id="63n3v"><label id="63n3v"><tfoot id="63n3v"></tfoot></label></font></dl><tt id="63n3v"></tt><strike id="63n3v"></strike><dl id="63n3v"><delect id="63n3v"><bdo id="63n3v"><span id="63n3v"></span></bdo></delect></dl><optgroup id="63n3v"></optgroup><thead id="63n3v"><ruby id="63n3v"></ruby></thead><pre id="63n3v"><input id="63n3v"></input></pre><option id="63n3v"></option><dfn id="63n3v"></dfn><address id="63n3v"></address><center id="63n3v"><rp id="63n3v"></rp></center><span id="63n3v"><kbd id="63n3v"><cite id="63n3v"><sub id="63n3v"></sub></cite></kbd></span><option id="63n3v"><i id="63n3v"></i></option><strike id="63n3v"></strike><video id="63n3v"><ol id="63n3v"></ol></video><small id="63n3v"><dfn id="63n3v"><table id="63n3v"><p id="63n3v"></p></table></dfn></small><xmp id="63n3v"><small id="63n3v"><dl id="63n3v"><small id="63n3v"></small></dl></small></xmp><div id="63n3v"><th id="63n3v"></th></div><source id="63n3v"><ul id="63n3v"><var id="63n3v"><address id="63n3v"></address></var></ul></source><menu id="63n3v"><legend id="63n3v"></legend></menu><sup id="63n3v"></sup></div></html>