<?xml version="1.0" standalone="yes"?>
<?xml-stylesheet type="text/xsl" href="css/rss.xslt"?>
<rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>迦利莱阀门网 - 止回阀</title><link>http://www.salevalve.com/</link><description>生产各种通用阀门,保温阀,排气阀,过滤器等 - </description><generator>RainbowSoft Studio Z-Blog 1.8 Arwen Build 81206</generator><language>zh-CN</language><copyright>Copyright &amp;amp;copy;2005-2009 永嘉县迦利莱阀门有限公司</copyright><pubDate>Sun, 05 Sep 2010 15:09:12 +0800</pubDate><item><title>对夹式止回阀</title><author>a@b.com (valve)</author><link>http://www.salevalve.com/zhihuifa/duijiashizhihuifa.html</link><pubDate>Sat, 12 Jun 2010 13:30:26 +0800</pubDate><guid>http://www.salevalve.com/zhihuifa/duijiashizhihuifa.html</guid><description><![CDATA[<p><table cellspacing="0" cellpadding="0">    <tbody>        <tr>            <td valign="top" width="118">            <table bordercolor="#cccccc" height="112" cellspacing="0" cellpadding="0" width="112" border="1">                <tbody>                    <tr>                        <td style="text-align: center" valign="middle"><a target="_blank" href="http://www.salevalve.com/zhihuifa/duijiashizhihuifa.html"><img height="112" alt="" width="112" border="0" src="http://www.salevalve.com/zhihuifa/duijiashizhihuifa.jpg" /></a></td>                    </tr>                </tbody>            </table>            </td>            <td valign="top">&nbsp;<a href="http://www.salevalve.com/zhihuifa/duijiashizhihuifa.html">对夹式止回阀</a>采用流体型设计，水头损失较小；内部弹簧可加速关闭，达到静音效果；金属对金属确保密封的可靠性；安装空间小。可安装于水泵出口处，能避免产生水锤、水击声和破坏性冲击，达到防止逆流和保护设备的目的。广泛用于给排水、消防、建筑、暖通、工业系统。</td>        </tr>    </tbody></table></p>]]></description><category>止回阀</category><comments>http://www.salevalve.com/zhihuifa/duijiashizhihuifa.html#comment</comments><wfw:comment>http://www.salevalve.com/</wfw:comment><wfw:commentRss>http://www.salevalve.com/feed.asp?cmt=76</wfw:commentRss><trackback:ping>http://www.salevalve.com/cmd.asp?act=tb&amp;id=76&amp;key=fa6c9847</trackback:ping></item><item><title>立式止回阀 </title><author>a@b.com (valve)</author><link>http://www.salevalve.com/zhihuifa/H42H.html</link><pubDate>Tue, 08 Jun 2010 13:48:58 +0800</pubDate><guid>http://www.salevalve.com/zhihuifa/H42H.html</guid><description><![CDATA[<p><table cellspacing="0" cellpadding="0">    <tbody>        <tr>            <td valign="top" width="118">            <table bordercolor="#cccccc" height="112" cellspacing="0" cellpadding="0" width="112" border="1">                <tbody>                    <tr>                        <td style="text-align: center" valign="middle"><a target="_blank" href="http://www.salevalve.com/zhihuifa/H42H.html"><img height="112" alt="" width="112" border="0" src="http://www.salevalve.com/zhihuifa/H42H.jpg" /></a></td>                    </tr>                </tbody>            </table>            </td>            <td valign="top">&nbsp;立式止回阀产品严格按 GB12235 标准设计制造，阀瓣沿着中心定位作升降运动 , 衬套采用耐磨性能好，摩擦系数小的特殊材料制作，动作灵活可靠 . 密封性能优良。产品广泛应用于石油、化工、制药、电力行业等各种工况的管路上。</td>        </tr>    </tbody></table></p>]]></description><category>止回阀</category><comments>http://www.salevalve.com/zhihuifa/H42H.html#comment</comments><wfw:comment>http://www.salevalve.com/</wfw:comment><wfw:commentRss>http://www.salevalve.com/feed.asp?cmt=78</wfw:commentRss><trackback:ping>http://www.salevalve.com/cmd.asp?act=tb&amp;id=78&amp;key=d4935519</trackback:ping></item><item><title>PH44H排渣止回阀</title><author>a@b.com (valve)</author><link>http://www.salevalve.com/zhihuifa/PH44H.html</link><pubDate>Sat, 05 Jun 2010 13:57:12 +0800</pubDate><guid>http://www.salevalve.com/zhihuifa/PH44H.html</guid><description><![CDATA[<p><table cellspacing="0" cellpadding="0">    <tbody>        <tr>            <td valign="top" width="118">            <table bordercolor="#cccccc" height="112" cellspacing="0" cellpadding="0" width="112" border="1">                <tbody>                    <tr>                        <td style="text-align: center" valign="middle"><a target="_blank" href="http://www.salevalve.com/zhihuifa/PH44H.html"><img height="112" alt="" width="112" border="0" src="http://www.salevalve.com/zhihuifa/PH44H.jpg" /></a></td>                    </tr>                </tbody>            </table>            </td>            <td valign="top">排渣止回阀启闭件靠介质流动和力量自行开启或关闭，以防止介质倒流的阀门叫止回阀。&nbsp;</td>        </tr>    </tbody></table></p>]]></description><category>止回阀</category><comments>http://www.salevalve.com/zhihuifa/PH44H.html#comment</comments><wfw:comment>http://www.salevalve.com/</wfw:comment><wfw:commentRss>http://www.salevalve.com/feed.asp?cmt=79</wfw:commentRss><trackback:ping>http://www.salevalve.com/cmd.asp?act=tb&amp;id=79&amp;key=8c2fcb13</trackback:ping></item><item><title>微阻缓闭蝶型消声止回阀</title><author>a@b.com (valve)</author><link>http://www.salevalve.com/zhihuifa/HH49X.html</link><pubDate>Wed, 02 Jun 2010 13:41:25 +0800</pubDate><guid>http://www.salevalve.com/zhihuifa/HH49X.html</guid><description><![CDATA[<p><table cellspacing="0" cellpadding="0">    <tbody>        <tr>            <td valign="top" width="118">            <table bordercolor="#cccccc" height="112" cellspacing="0" cellpadding="0" width="112" border="1">                <tbody>                    <tr>                        <td style="text-align: center" valign="middle"><a target="_blank" href="http://www.salevalve.com/zhihuifa/HH49X.html"><img height="112" alt="" width="112" border="0" src="http://www.salevalve.com/zhihuifa/HH49X.jpg" /></a></td>                    </tr>                </tbody>            </table>            </td>            <td valign="top">&nbsp;微阻缓闭蝶型消声止回阀用于安装在水泵出品处，防止管网中介逆流。自动消除破坏性水锤,从而保证水泵和管路不受损坏。该阀主要由阀体、阀瓣、缓冲装置和微量调节阀组成。</td>        </tr>    </tbody></table></p>]]></description><category>止回阀</category><comments>http://www.salevalve.com/zhihuifa/HH49X.html#comment</comments><wfw:comment>http://www.salevalve.com/</wfw:comment><wfw:commentRss>http://www.salevalve.com/feed.asp?cmt=77</wfw:commentRss><trackback:ping>http://www.salevalve.com/cmd.asp?act=tb&amp;id=77&amp;key=3b26ebdf</trackback:ping></item><item><title>升降式止回阀</title><author>a@b.com (valve)</author><link>http://www.salevalve.com/zhihuifa/H41.html</link><pubDate>Sun, 08 Mar 2009 17:48:46 +0800</pubDate><guid>http://www.salevalve.com/zhihuifa/H41.html</guid><description><![CDATA[<p><table cellspacing="0" cellpadding="0">    <tbody>        <tr>            <td valign="top" width="118">            <table bordercolor="#cccccc" height="112" cellspacing="0" cellpadding="0" width="112" border="1">                <tbody>                    <tr>                        <td style="text-align: center" valign="middle"><a target="_blank" href="/baowenfa/JB45W.html"><img height="88" width="112" border="0" alt="" src="http://www.salevalve.com/zhihuifa/H41-1.jpg" /></a></td>                    </tr>                </tbody>            </table>            </td>            <td valign="top">升降式止回阀<br />            &nbsp;</td>        </tr>    </tbody></table></p>]]></description><category>止回阀</category><comments>http://www.salevalve.com/zhihuifa/H41.html#comment</comments><wfw:comment>http://www.salevalve.com/</wfw:comment><wfw:commentRss>http://www.salevalve.com/feed.asp?cmt=38</wfw:commentRss><trackback:ping>http://www.salevalve.com/cmd.asp?act=tb&amp;id=38&amp;key=fd3f7c24</trackback:ping></item><item><title>止回阀的几种结构形式</title><author>a@b.com (valve)</author><link>http://www.salevalve.com/zhihuifa/zhihuifa-JieGou.html</link><pubDate>Sun, 08 Mar 2009 16:16:06 +0800</pubDate><guid>http://www.salevalve.com/zhihuifa/zhihuifa-JieGou.html</guid><description><![CDATA[<p>常见的<a title="止回阀" target="_blank" href="/zhihuifa/zhihuifa.html">止回阀</a>有升降式止回阀、旋启式止回阀、蝶式止回阀、隔膜式止回阀等结构。<br />升降式止回阀的结构一般与<a title="截止阀" href="/jiezhifa/jiezhifa.html">截止阀</a>相似，其阀瓣沿着通道中心线作升降运动，动作可靠，但流体阻力较大，适用于较小口径的场合。升降式止回阀可分为直通式和立式两种，直通式一般只能安装在水平管路，而立式一般应安装在垂直管路；</p>]]></description><category>止回阀</category><comments>http://www.salevalve.com/zhihuifa/zhihuifa-JieGou.html#comment</comments><wfw:comment>http://www.salevalve.com/</wfw:comment><wfw:commentRss>http://www.salevalve.com/feed.asp?cmt=34</wfw:commentRss><trackback:ping>http://www.salevalve.com/cmd.asp?act=tb&amp;id=34&amp;key=8842583c</trackback:ping></item><item><title>止回阀</title><author>a@b.com (valve)</author><link>http://www.salevalve.com/zhihuifa/check-valve.html</link><pubDate>Fri, 28 Nov 2008 09:30:50 +0800</pubDate><guid>http://www.salevalve.com/zhihuifa/check-valve.html</guid><description><![CDATA[<p><strong>止回阀</strong>也称逆止阀，是一种能自动阻止介质倒流的阀门，通过介质的作用力将阀瓣开启，此时止回阀属于打开状态；通过止回阀进出口压力差、阀瓣自身重力等因素作用下启闭件关闭，以防止介质倒流。止回阀一般分为升降式、旋启式、蝶式、隔膜式等几种结构类型。升降式止回阀的关闭件是沿阀座中心线移动；旋启式止回阀的关闭件在阀体内绕固定轴移动；蝶式止回阀的结构类似蝶阀，结构简单、流阻小、水锤小；隔膜式止回阀采用隔膜作为关闭件，结构简单，水锤小，但受介质压力及温度的限制。</p>]]></description><category>止回阀</category><comments>http://www.salevalve.com/zhihuifa/check-valve.html#comment</comments><wfw:comment>http://www.salevalve.com/</wfw:comment><wfw:commentRss>http://www.salevalve.com/feed.asp?cmt=11</wfw:commentRss><trackback:ping>http://www.salevalve.com/cmd.asp?act=tb&amp;id=11&amp;key=acf790d1</trackback:ping></item></channel></rss>
