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charset=utf-8"><title>金属封头-河北盐山宏鑫封头管件制造厂</title><meta name="Keywords" content="金属封头,封头"><meta name="Description" content="金属封头是容器的一个部件根据几何形状的不同,可分为球形、椭圆形、碟形、球冠形、锥壳和平盖等几种,其中球形 、椭圆形、碟形、球冠型封头又统称为凸形封头。在焊接上分为对"><link href="/web/20230402052029cs_/http://hxft1.com/style/reset_css.css" rel="stylesheet"><link href="/web/20230402052029cs_/http://hxft1.com/style/all.css" rel="stylesheet"><!--[if IE]> <script src="/js/html5.js"></script> <![endif]--></head><body style="background-color:#efefef;"><header id="header"><div class="center"> <div id="logo"> <a href="/web/20230402052029/http://hxft1.com/"><img src="/web/20230402052029im_/http://hxft1.com/images/logo.png" alt="冲孔封头|开孔封头|加厚封头|厚壁封头|薄壁封头|对焊封头|封头-河北盐山宏鑫封头管件制造厂"></a> </div> <!-- logo结束 --> <div id="tel"> <strong>13731720882</strong> <p>24小时客户服务热线</p> </div> <!-- tel结束 --> <span class="clear"></span> <!-- 清除浮动 --> </div> </header><nav id="menu"><div class="center"> <ul><li><a href="/web/20230402052029/http://hxft1.com/">官网首页</a></li> <li id="topnav_2"><a href="/web/20230402052029/http://hxft1.com/html/cpzx/">产品中心</a></li> <li id="topnav_1"><a href="/web/20230402052029/http://hxft1.com/html/gsjj/">公司简介</a></li> <li id="topnav_3"><a href="/web/20230402052029/http://hxft1.com/html/xwzx/">新闻中心</a></li> <li id="topnav_4"><a href="/web/20230402052029/http://hxft1.com/html/jswz/">技术文章</a></li> <li id="topnav_5"><a href="/web/20230402052029/http://hxft1.com/html/shfw/">售后服务</a></li> <li id="topnav_29"><a href="/web/20230402052029/http://hxft1.com/html/cfsbzs/">厂房设备展示</a></li> <li id="topnav_6"><a href="/web/20230402052029/http://hxft1.com/html/zxly/">在线留言</a></li> <li id="topnav_7"><a href="/web/20230402052029/http://hxft1.com/html/lxwm/">联系我们</a></li></ul></div> <span class="clear"></span> </nav><!-- menu结束 --><script type="text/javascript"> document.getElementById('topnav_2').className='change'; </script><script>var _hmt = _hmt || [];(function() { var hm = document.createElement("script"); hm.src = "//web.archive.org/web/20230402052029/http://hm.baidu.com/hm.js?f81142aab56c23429ceb3f13a46d4f3d"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s);})();</script><div id="nr"> <div id="left"> <div class="cpml"> <h3> 产品目录 </h3> <ul class="zj"><li> <a href="/web/20230402052029/http://hxft1.com/html/cpzx/ft/"> 封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/ckft/"> 冲孔封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/cpzx/kkft/"> 开孔封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/cpzx/jhft/"> 加厚封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/hbft/"> 厚壁封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/bbft/"> 薄壁封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/cpzx/dhft/"> 对焊封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/dxft/"> 大型封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/tyft/"> 椭圆封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/pdft/"> 平底封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/xyft/"> 旋压封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/gbft/"> 国标封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/glft/"> 锅炉封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/ylrqft/"> 压力容器封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/fbft/"> 非标封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/dxft/"> 蝶形封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/qbft/"> 汽包封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/dkjft/"> 大口径封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/gxgft/"> 管线钢封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/bxgft/"> 不锈钢封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/ztft/"> 锥体封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/xft/"> 小封头 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/yg/"> 压盖 </a> </li> <li> <a href="/web/20230402052029/http://hxft1.com/html/cpzx/gm/"> 管帽 </a> </li> </ul><div class="fd"></div> </div> <div class="lxwm"> <h3> 联系方式 </h3> <div class="zj2"> <h4> 河北盐山宏鑫封头管件制造厂 </h4> <li> 公司地址:河北盐山城南开发区</li> <li> 公司电话:0317-6368867 </li> <li> 手机:13731720882 张经理 </li> <li> 公司传真:0317-6819602 </li> <li> <a target="blank" href="https://web.archive.org/web/20230402052029/tencent://message/?uin=1390899808&amp;Site=%E5%90%8D%E7%A7%B0&amp;Menu=yes"><img border="0" src="https://web.archive.org/web/20230402052029im_/http://wpa.qq.com/pa?p=1:1390899808:6"></a> <a target="blank" href="https://web.archive.org/web/20230402052029/tencent://message/?uin=448288255&amp;Site=%E5%90%8D%E7%A7%B0&amp;Menu=yes"><img border="0" src="https://web.archive.org/web/20230402052029im_/http://wpa.qq.com/pa?p=1:448288255:6"></a> </li> <li> 公司网址:http://hxft1.com</li> <li>邮箱:1390899808@qq.com </li> </div> <div class="fd"></div> </div> </div><style>.content a{ font-size:14px}</style><article id="neirong"><h2 class="lm_title">封头 </h2> <div id="weizi"> <a href="https://web.archive.org/web/20230402052029/http://hxft1.com/">主页</a> &gt; <a href="/web/20230402052029/http://hxft1.com/html/cpzx/">产品中心</a> &gt; <a href="/web/20230402052029/http://hxft1.com/html/cpzx/ft/">封头</a> &gt; </div> <!-- weizi结束 --> <div id="DocContent"> <h1 class="doc_title">金属封头 </h1> <div class="content"> <!-- 文章内容开始 --> <div> <span style="background-color: rgb(255, 0, 0);"><a href="https://web.archive.org/web/20230402052029/http://hxft1.com/">金属封头</a>是</span>容器的一个部件根据几何形状的不同,可分为球形、椭圆形、碟形、球冠形、锥壳和平盖等几种联系方式【13731720882】,<a href="https://web.archive.org/web/20230402052029/http://hxft1.com/">其中球形 、椭圆形、碟形、球冠型封头又统称为凸形封头。在焊接上分为对焊封头,承插焊封头。</a></div><div> <a href="https://web.archive.org/web/20230402052029/http://hxft1.com/">  金属封头是压力容器上的端盖,是压力容器的一个主要承压部件。所起的作用是密封作用。一是做成了罐形压力容器的上下底,二是管道到头了,不准备再向前延伸了,那就用一个封头在把管子用焊接的形式密封住。</a>和封头的作用差不多的的产品有盲板和管帽,不过那两种产品是可以拆卸的。而封头焊好了之后是不可以再拆卸的。与之配套的管件有压力容器、管道、法兰盘、弯头等产品。 </div><div>   加热温度和加热方法的确定</div>  加热温度太高,板坯氧化层厚,烧损增加,封头壁厚难以保证,在旋压加工过程中,壁厚减薄量又极易超差(与旋铝质材料封头相近),增加了工人的操作难度。通过多次试验比较,选取了600~700这一温度区,在这一区域内,金属组织无明显变化,而塑性又有一定的改善,板坯硬度降低,金属烧损情况甚微,仅有非常薄的一层氧化皮。加热方式选取在线跟踪加热形式,采用多个燃气枪加热装置均匀地安装在板坯上方和下方,板坯在主轴和成形辊驱动下的转动使加温均匀。在旋压过程中,板坯被主轴托盘和顶紧压垫压紧后即可开始加热,当R区旋压完毕,加热区已达到热旋温度,温升速度在150~200℃/min<br><a href="https://web.archive.org/web/20230402052029/http://hxft9.com/" title="点击更多精彩"><img alt="金属封头" src="/web/20230402052029im_/http://hxft1.com/uploads/allimg/160514/1-160514220F10-L.jpg" style="font-family: Arial, Helvetica, sans-serif; line-height: 21.59375px; width: 400px; height: 533px;"></a> <!-- 文章内容结束 --> </div> </div> <!-- DocContent结束 --> <div id="PrevNext"> <p>上一篇:<a href="/web/20230402052029/http://hxft1.com/html/cpzx/ft/2016/0515/45.html">翻边封头</a> </p> <p>下一篇:<a href="/web/20230402052029/http://hxft1.com/html/cpzx/ft/2016/0515/47.html">平盖封头</a> </p> </div></article></div><span class="clear"></span><div style="height:20px"> </div><span class="claer"> </span> <footer id="footer"><ul class="bomnav"><li><a href="/web/20230402052029/http://hxft1.com/">官网首页</a></li> <li><a href="/web/20230402052029/http://hxft1.com/html/cpzx/">产品中心</a></li> <li><a href="/web/20230402052029/http://hxft1.com/html/gsjj/">公司简介</a></li> <li><a href="/web/20230402052029/http://hxft1.com/html/xwzx/">新闻中心</a></li> <li><a href="/web/20230402052029/http://hxft1.com/html/jswz/">技术文章</a></li> <li><a href="/web/20230402052029/http://hxft1.com/html/shfw/">售后服务</a></li> <li><a href="/web/20230402052029/http://hxft1.com/html/cfsbzs/">厂房设备展示</a></li> <li><a href="/web/20230402052029/http://hxft1.com/html/zxly/">在线留言</a></li> <li><a href="/web/20230402052029/http://hxft1.com/html/lxwm/">联系我们</a></li> </ul><span class="clear"></span> <div class="center"> <div class="box"> <p> Copyright ©2016 河北盐山宏鑫封头管件制造厂 版权所有 <script type="text/javascript">var cnzz_protocol = (("https:" == document.location.protocol) ? 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