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float: left; width: 180px; height: 180px;" /><a href="http://m.jiankangbaodian99.com"><span style="font-size:36px;">彎頭機(jī)</span></a></h3> <p> <span style="font-size:20px;">煨彎：是指把管加工成彎頭，一般是指水電專(zhuān)業(yè)用金屬管及電氣PVC穿線管；<br /> 煨彎頭：多指給排水專(zhuān)業(yè)的金屬?gòu)濐^，小管徑彎頭可以通過(guò)煨彎得到；<br /> 冷彎、熱彎：一般中小管徑彎頭可以冷彎加工獲得；大管徑的就需要熱彎了。即中頻<a href="http://m.jiankangbaodian99.com">彎頭機(jī)</a>。煨彎加工一般指現(xiàn)場(chǎng)完成。沖壓彎頭：工程上水系統(tǒng)使用的大多數(shù)（尤其大管徑）可以采購(gòu)成品彎頭，加工方法是沖壓，產(chǎn)品一致性好。中頻<a href="http://m.jiankangbaodian99.com">彎頭機(jī)</a>推制的彎頭：在80年代末接觸過(guò)用機(jī)械+模具內(nèi)胎+中頻加熱方法推制鋼制彎頭的工藝，但后來(lái)因?yàn)閮?nèi)外側(cè)壁厚不易掌控，少見(jiàn)實(shí)際應(yīng)用.</span></p> <p> <span style="font-size:20px;">沖壓彎頭和普通彎頭有什么區(qū)別？</span></p> <p> <span style="font-size:20px;">無(wú)縫彎頭和沖壓彎頭不是一種，其區(qū)別如下：1、熱壓彎頭即沖壓彎頭，它由材料加熱后用特殊模具沖壓而成，直徑較?。缓附訌濐^即為“蝦米彎”，它可在管道上或鋼板上切割下料后焊制而成，其規(guī)格可為很大。彎的節(jié)數(shù)與彎曲半徑由制作者自由確定。沖壓彎其光滑度較好，而焊接彎不很圓順，兩者的彎曲半徑均不大，一般為管道直徑的1倍左右，而煨制彎的彎曲半徑為管道直徑的8倍左右，其光滑度也也沖壓彎一樣。2、無(wú)縫彎頭是用管彎制而成，可以焊接，所以稱(chēng)為焊接彎頭，并不是指它自身有焊縫，事實(shí)上恰恰相反，焊接彎頭由于是用直管沖壓彎曲而成，考慮到結(jié)構(gòu)受力問(wèn)題一般使用無(wú)縫管。而不是焊接管。，而所謂的無(wú)縫彎頭是鑄件，不可焊接。</span></p> <div id="nt6tzm9" class="float_c news-page fs_14"> <div id="3ptvbgl" class="f_l"> 上一篇：<a href='/hyxw/1633.html'>彎管機(jī)的操作流程</a> </div> <div id="6p6mxed" class="f_r"> 下一篇：<a href='/hyxw/1637.html'>彎頭推制機(jī)的原理知識(shí)</a> </div> </div> </div> </div> </div> </div> <div id="wf6hvzb" class="footer"> <div id="6b3pub9" class="w_1200 float_c pos_r"> <div id="6djr1b6" class="f_l"> <ul class="list_none footer_ul"> <li> <span>關(guān)于我們</span> <a href="/guanyuoushang/">關(guān)于奧程</a> <a href="/oushangfengcai/">企業(yè)文化</a> <a href="/shengchanshili/">生產(chǎn)實(shí)力</a> <a href="/fuwuliucheng/">服務(wù)流程</a> <a href="/fuwulinian/">服務(wù)理念</a> </li> <li> <span>設(shè)備列表</span> <a href="/bzdtbj/">彎頭機(jī)系列</a> <a href="/qzdy1/">彎管機(jī)系列</a> <a href="/qzdt123/">擴(kuò)管機(jī)系列</a> <a href="/qzdcm72/">三通機(jī)系列</a> <a href="/zsg523/">坡口機(jī)系列</a> <a href="/cjgg41/">液壓機(jī)系列</a> <a href="/fbj43/">模具</a> </li> <li> <span>視頻中心</span> <a href="/videoshi/">彎頭機(jī)視頻</a> <a href="/videomeifeng/">彎管機(jī)視頻</a> <a href="/video2/">擴(kuò)管機(jī)視頻</a> <a href="/videobo/">三通機(jī)視頻</a> <a href="/video3/">坡口機(jī)視頻</a> <a href="/video5/">液壓機(jī)視頻</a> <a href="/video4/">模具視頻</a> </li> <li> <span>新聞中心</span> <a href="/gsxw/">奧程動(dòng)態(tài)</a> <a href="/hyxw/">管件設(shè)備資訊</a> </li> <li> <span>聯(lián)系我們</span> <a href="/contact/">聯(lián)系我們</a> <a href="http://m.jiankangbaodian99.com/sitemap.html">網(wǎng)站地圖</a> </li> </ul> </div> <div id="rbhot1p" class="f_r scan txt_c fs_26 c_white"> <img height="200" width="200" src="/templets/os/images/home/wx.jpg" alt="微信掃一掃" > 微信掃一掃 </div> <div id="6flw1ot" class="pos_a footer_share float_c"> <i class="share_xl -mob-share-weibo" title="新浪微博"></i> <i class="share_wx -mob-share-weixin" title="微信分享"></i> <i class="share_qq -mob-share-qq" title="qq分享"></i> </div> </div> <div id="bmtek1f" class="foot pos_f"> <div id="tzjpvxc" class="w_1200 float_c c_white"> <span>滄州奧程機(jī)械設(shè)備有限公司</span> <i></i> <span>177-6157-0021</span> <!--<a class="head_a1 contact" target="_blank" ></a>--> </div> </div> </div> <script src="/templets/os/js/jquery.min.js"></script> <script src="/templets/os/js/jquery.lazyload.js"></script> <script src="/templets/os/js/jquery.SuperSlide.2.1.1.js?v=20160901"></script> <script src="/templets/os/js/public.js"></script> <!-- WPA Button Begin --> <!--<script charset="utf-8" type="text/javascript" src="http://wpa.b.qq.com/cgi/wpa.php?key=XzkzODAwMjA3Nl80MTY0NjFfNDAwMDE2ODUwM18"></script>--> <!-- WPA Button END --> <!-- WPA Button Begin --> <!--<script charset="utf-8" type="text/javascript" src="http://wpa.b.qq.com/cgi/wpa.php?key=XzkzODAwMjA3Nl80NDQ2NjlfNDAwMDE2ODUwM18"></script>--> <!-- WPA Button End --> <!-- WPA Button Begin --> <!-- WPA Button End --> <!-- 百度統(tǒng)計(jì) --> </div> <script src="js/jquery.min.js"></script> <!-- jq插件 --> <script src="js/jquery.SuperSlide.2.1.1.js?v=20160901"></script> <!-- 輪播圖插件 --> <script src="js/public.js"></script> <footer> <div class="friendship-link"> <p>感谢您访问我们的网站，您可能还对以下资源感兴趣：</p> <a href="http://m.jiankangbaodian99.com/" title="欧美一区二区三区免费播放视频-中文字幕一区二区三区乱码不卡-美女十八毛片免费视频播放-中文字幕a∨在线乱码免费看">欧美一区二区三区免费播放视频-中文字幕一区二区三区乱码不卡-美女十八毛片免费视频播放-中文字幕a∨在线乱码免费看</a> <div class="friend-links"> <a href="http://m.no1dumpling.com/">欧美一区二区三区不卡高清视|人妻精品一区二区三区电影|一区二区 中文字幕 在线|国内精品久久久久久99蜜桃臀</a> <a href="http://www.katekyo-lesson.com/">国产欧美成人精品一区二区三区-亚洲国产精品成人综合片-91亚洲国产成人久久精品网站-欧美高清免费精品国产自</a> </div> </div> </footer> <script> (function(){ var bp = document.createElement('script'); 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