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float: left; width: 180px; height: 180px;" /><a href="http://www.aocsb.com"><span style="font-size:36px;">扩管机</span></a></h3> <p> <span style="font-size:20px;">在大型火力及原子能发电、石油化工等设备和工程中,为了输送高压液体或气体,常常需要一些厚度要求不等的口径很大的管子。随着被输送液体和气体的温度及压力的升高,管道破裂的危险大大增高,为了保证管道的安全有效,需要从材料和生产工艺2个方面去提高质量,以满足性能要求。目前,生产钢管毛坯的压力加工方法有扩孔-热挤压法、冷挤压法、冲孔-拔伸法、热挤压法、曼特斯曼轧制法等。</span></p> <p> <span style="font-size:20px;">一种输送流体用无缝钢管的加工方法，其特征在于，该输送流体用无缝钢管的加工方法包括以下步骤：选择合适坯料；坯料加热；斜扎穿孔；毛管处理；荒管均整；定径；钢管冷却；钢管矫直。本发明经过特殊的选材，利用对管材的选取最大限度的加工大长度的无缝钢管，利用斜扎穿孔实现管材中间不会出现断裂和满足管材的大口径的圆度问题，利用急速冷却处理增加了无缝钢管硬度和韧性的增加。奥程开些设备有限公司不仅生产无缝<a href="http://www.aocsb.com">扩管机</a>，还有中频弯头机，中频弯管机，冷挤三通机，冷推弯头机等机械设备和相关模具。</span></p> <div class="float_c news-page fs_14"> <div class="f_l"> 上一篇：<a href='/hyxw/1683.html'>三通机加工工艺</a> </div> <div class="f_r"> 下一篇：<a href='/hyxw/1702.html'>.弯头怎么放样?</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>关于我们</span> <a href="/guanyuoushang/">关于奥程</a> <a href="/oushangfengcai/">企业文化</a> <a href="/shengchanshili/">生产实力</a> <a href="/fuwuliucheng/">服务流程</a> <a href="/fuwulinian/">服务理念</a> </li> <li> <span>设备列表</span> <a href="/bzdtbj/">弯头机系列</a> <a href="/qzdy1/">弯管机系列</a> <a href="/qzdt123/">扩管机系列</a> <a href="/qzdcm72/">三通机系列</a> <a href="/zsg523/">坡口机系列</a> <a href="/cjgg41/">液压机系列</a> <a href="/fbj43/">模具</a> </li> <li> <span>视频中心</span> <a href="/videoshi/">弯头机视频</a> <a href="/videomeifeng/">弯管机视频</a> <a href="/video2/">扩管机视频</a> <a href="/videobo/">三通机视频</a> <a href="/video3/">坡口机视频</a> <a href="/video5/">液压机视频</a> <a href="/video4/">模具视频</a> </li> <li> <span>新闻中心</span> <a href="/gsxw/">奥程动态</a> <a href="/hyxw/">管件设备资讯</a> </li> <li> <span>联系我们</span> <a href="/contact/">联系我们</a> <a href="http://www.aocsb.com/sitemap.html">网站地图</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="微信扫一扫" > 微信扫一扫 </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>沧州奥程机械设备有限公司</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 --> <!-- 百度统计 --> </div> <script src="js/jquery.min.js"></script> <!-- jq插件 --> <script src="js/jquery.SuperSlide.2.1.1.js?v=20160901"></script> <!-- 轮播图插件 --> <script src="js/public.js"></script> </body> </html>