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href="http://m.cdcfah.com/">首頁?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://m.cdcfah.com/cp/second-jxjxysb_famenti/">閥門</a>?<a href="http://m.cdcfah.com/cp/third-famenti_zhihuifats/">止回閥</a>?北京質(zhì)量止回閥型號及規(guī)格誠信為本上海冠耐閥門供應(yīng)</p><div id="ftvpls4" class="leftbox clearfix"><h1>北京質(zhì)量止回閥型號及規(guī)格誠信為本上海冠耐閥門供應(yīng)</h1><div id="wugar23" class="proBig"><div id="sgd8hdm" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/3/10/637004249644511423_guannai_6850208.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="lzgvc4i" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/3/10/637004249644511423_guannai_6850208.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="38xypo9" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>北京質(zhì)量止回閥型號及規(guī)格</p><p><span>***更新：</span>2020-06-22 14:22:01</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="3j4qrvj" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海冠耐閥門有限公司</a></p><p><span>聯(lián)系人：</span>石家全</p><p><span>郵箱: </span>gnvalves@163.com</p><p><span>電話: </span>13636691668</p><p><span>傳真: </span>021_67180323</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>021-67180323</p><p><span>地址: </span>科工路869號第4幢第1層第24車間</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="w3gdplu" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="88c3v8t" class="box"><p><p style="text-indent:25px">HQ45X微阻球形止回閥,采用橡膠包皮球?yàn)殚y瓣,在介質(zhì)的作用下,可在閥替內(nèi)的滑道上滾動(dòng),從而打開或關(guān)閉閥門.流量大流阻損失小,密封性能好,消聲關(guān)閉，北京質(zhì)量止回閥型號及規(guī)格,可減小水擊波.水平或垂直安裝均可，北京質(zhì)量止回閥型號及規(guī)格.可用于冷水、熱水、工業(yè)及生活污水等管網(wǎng)的水泵出口，防止介質(zhì)倒流，北京質(zhì)量止回閥型號及規(guī)格。 HQ45X微阻球形止回閥主要技術(shù)參數(shù) 稱壓力：1.0～1.6MPa 公稱通經(jīng)：50～1000mm 適用介質(zhì)：水及弱腐蝕性流體適用溫度：0～80℃ 法蘭標(biāo)準(zhǔn)：GB/T 17241.6 GB/T 9113 試驗(yàn)標(biāo)準(zhǔn): GB/T 13927 AP1598 HQ45X微阻球形止回閥主要零部件材料: 零件名稱閥體閥瓣閥座彈簧材料鑄鐵、球鐵、鑄鋼鑄銅、不銹鋼銅、不銹鋼不銹鋼 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京質(zhì)量止回閥型號及規(guī)格" src="http://tyunfile.71360.com/UpLoadFile/2019/8/3/10/637004249644511423_guannai_6850208.jpg"></div><p style="text-indent:25px">彈性軟密封閘閥在使用和工藝結(jié)構(gòu)上與硬閥的區(qū)別：四、在設(shè)備選型上面：　　軟、硬密封球閥選用主要依據(jù)工藝介質(zhì),溫度及壓力,一般介質(zhì)含有固體顆?；蚓哂心p或溫度高于200度比較好選用硬密封的,口徑大于50閥門壓差較大還考慮開啟閥門力矩大小,力矩較大時(shí)應(yīng)選用固定硬密封球閥,無論軟硬密封其密封等級都可以達(dá)到6級. 五、使用條件上：　　軟密封一般密封都能達(dá)到很高,而硬密封則要根據(jù)要求可高可低.軟密封需要防火,因?yàn)樵诟邷叵?軟密封的材質(zhì)會(huì)出現(xiàn)泄漏,而硬密封則沒這個(gè)問題.***硬密封閥門一般比軟密封的貴.至于在制造方面,兩者差別不大,主要就是閥座的區(qū)別,軟密封是非金屬,硬密封是金屬的. 整體包膠　　軟密封閘閥閥板采用***的橡膠進(jìn)行整體內(nèi)，外包膠，國內(nèi)前列的橡膠硫化技術(shù)使得硫化后的閥板能夠保證精確的幾何尺寸，且橡膠與球墨鑄鐵閘板連接牢靠，不易脫落及彈性記憶佳。 ·不易碎裂　　以往傳統(tǒng)鑄鐵閘閥常因外物擊中，碰撞或重疊而造成斷裂等現(xiàn)象。由于本閥改用球墨鑄鐵，此種情形已可大幅度減少。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京質(zhì)量止回閥型號及規(guī)格" src="http://tyunfile.71360.com/UpLoadFile/2019/7/25/15/636996652212344893_guannai_1041762.jpg"></div><p style="text-indent:25px">“閥門批發(fā)|閥門銷售|閥門加工|閥門維修”上海冠耐閥門有限公司，公司位于：科工路869號第4幢***層第24車間，多年來，上海冠耐閥門堅(jiān)持為客戶提供好的服務(wù)。歡迎廣大新老客戶來電，來函，親臨指導(dǎo)，洽談業(yè)務(wù)。上海冠耐閥門期待成為您的長期合作伙伴！</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/350655.html</p></div></div></div></div></div><div id="gfmypgx" class="page-right twoColRt"><div id="h28nev8" class="box01 margin10 clearfix"><h3><a 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