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float: left; width: 180px; height: 180px;" /><a href="//m.al-sharjah.com/www"><span style="font-size:36px;">擴管機</span></a></h3> <p> <span style="font-size:20px;">大口徑厚壁無縫鋼管加工方法涉及機械加工領域，具體涉及大口徑厚壁無縫鋼管即<a href="//m.al-sharjah.com/www">擴管機</a>加工方法，包括以下步驟：</span></p> <p> <span style="font-size:20px;">鋼坯的冶煉與處理，鋼錠(或鋼坯)是製管的原材料，選用冷鋼錠，鋼錠表麵有裂紋要進行清理和打磨，凹坑及清理後產生的凹坑要進行特殊處理以防產生折疊，鋼錠的冒口和底部都必須切除；坯料鍛前加熱，鋼坯采用立式加熱火焰不能直接噴射到坯料上，另外采用氣體燃料加熱至1290℃以下為宜，加熱速度為50～150℃／h；鍛料並處理缺陷，對坯料進行除鱗處理，即打掉坯料周圍的氧化皮，以防鍛造過程中氧化皮掉入模具而形成表麵缺陷；本發明操作過程簡單，設計合理，避免出現廢品，降低原材料和能源消耗，顯著提高勞動生產率，從而帶來良好的經濟效益。</span></p> <p> </p> <div class="float_c news-page fs_14"> <div class="f_l"> 上一篇：<a href='//m.al-sharjah.com/gsxw/1711.html'>彎管機的主要優點和缺點</a> </div> <div class="f_r"> 下一篇：<a href='//m.al-sharjah.com/gsxw/1718.html'>坡口機管件設備的廣泛應用</a> </div> </div> </div> </div> </div> </div> <div class="footer"> <div class="w_1200 float_c pos_r"> <div class="f_l"> <ul class="list_none footer_ul"> <li> <span>關於我們</span> <a href="//m.al-sharjah.com/guanyuoushang/">關於奧程</a> <a href="//m.al-sharjah.com/oushangfengcai/">企業文化</a> <a href="//m.al-sharjah.com/shengchanshili/">生產實力</a> <a href="//m.al-sharjah.com/fuwuliucheng/">服務流程</a> <a href="//m.al-sharjah.com/fuwulinian/">服務理念</a> </li> <li> <span>設備列表</span> <a href="//m.al-sharjah.com/bzdtbj/">彎頭機係列</a> <a href="//m.al-sharjah.com/qzdy1/">彎管機係列</a> <a href="//m.al-sharjah.com/qzdt123/">擴管機係列</a> <a href="//m.al-sharjah.com/qzdcm72/">三通機係列</a> <a href="//m.al-sharjah.com/zsg523/">坡口機係列</a> <a href="//m.al-sharjah.com/cjgg41/">液壓機係列</a> <a href="//m.al-sharjah.com/fbj43/">模具</a> </li> <li> <span>視頻中心</span> <a href="//m.al-sharjah.com/videoshi/">彎頭機視頻</a> <a href="//m.al-sharjah.com/videomeifeng/">彎管機視頻</a> <a href="//m.al-sharjah.com/video2/">擴管機視頻</a> <a href="//m.al-sharjah.com/videobo/">三通機視頻</a> <a href="//m.al-sharjah.com/video3/">坡口機視頻</a> <a href="//m.al-sharjah.com/video5/">液壓機視頻</a> <a href="//m.al-sharjah.com/video4/">模具視頻</a> </li> <li> <span>新聞中心</span> <a href="//m.al-sharjah.com/gsxw/">奧程動態</a> <a href="//m.al-sharjah.com/hyxw/">管件設備資訊</a> </li> <li> <span>聯係我們</span> <a href="//m.al-sharjah.com/contact/">聯係我們</a> <a href="//m.al-sharjah.com/www/sitemap.html">網站地圖</a> </li> </ul> </div> <div 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 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 class="foot pos_f"> <div class="w_1200 float_c c_white"> <span>滄州奧程機械設備有限公司</span> <i></i> <span>177-6157-0021</span> <!--<a class="head_a1 contact" target="_blank" href="http://amos.alicdn.com/getcid.aw?v=2&uid=%E6%AC%A7%E5%B0%9A%E7%A7%91%E6%8A%80%E8%B4%B4%E6%9C%BA&site=cntaobao&s=1&groupid=0&charset=utf-8"></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 --> <!-- 百度統計 --> </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> </body> </html>
