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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>?江蘇自密封止回閥廠家推薦咨詢浙江京州閥門制造供應(yīng)</p><div id="l3froli" class="leftbox clearfix"><h1>江蘇自密封止回閥廠家推薦咨詢浙江京州閥門制造供應(yīng)</h1><div id="bvkheqn" class="proBig"><div id="3e3wmdp" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448507832031/6100074.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="y3ya8qf" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448507832031/6100074.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3u9iug8" 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>浙江省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江蘇自密封止回閥廠家</p><p><span>***更新：</span>2020-06-18 14:29:27</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="xw8xegn" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">浙江京州閥門制造有限公司</a></p><p><span>聯(lián)系人：</span>張和榮</p><p><span>郵箱: </span>maggiez@jcs-valve.com</p><p><span>電話: </span>15888733099</p><p><span>傳真: </span>0577_67351896</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0577-67359296</p><p><span>地址: </span>甌北街道五星工業(yè)區(qū)上玉路</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="jysegnu" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="st87sht" class="box"><p><p style="text-indent:25px">止回閥(cheek valve)：止回閥又稱單向閥或逆止閥，其作用是防止管路中的介質(zhì)倒流。水泵吸水關(guān)的底閥也屬于止回閥類。? 止回閥按結(jié)構(gòu)劃分，可分為升降式止回閥、旋啟式止回閥和蝶式止回閥三種。升降式止回閥可分為立式和臥式兩種。旋啟式止回閥分為單瓣式、雙瓣式和多瓣式三種。蝶式止回閥為直通式、以上幾種止回閥在連接形式上可分為螺紋連接、法蘭連接和焊接三種，江蘇自密封止回閥廠家。?高壓升降式止回閥執(zhí)行標(biāo)準(zhǔn)： 1．設(shè)計(jì)制造與驗(yàn)收按火力發(fā)電閥門標(biāo)準(zhǔn)ANSIB16.34　API6D　GB12236 E101和JB/T3595、DL/T531標(biāo)準(zhǔn)規(guī)定，江蘇自密封止回閥廠家。 2、結(jié)構(gòu)長(zhǎng)度按E101、JB/T2766、GB/T15188.1 ANSIB16.10　GB12221標(biāo)準(zhǔn)規(guī)定或按用戶要求，江蘇自密封止回閥廠家。 3、壓力-溫度等級(jí)按E101、JB/T3595 API598　GB9131 標(biāo)準(zhǔn)規(guī)定。 4、焊接坡口尺寸按GB12224、JB/T3595、ASME B16.25 ANSIB16.25標(biāo)準(zhǔn)規(guī)定或按用戶配管尺寸要求</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇自密封止回閥廠家" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448507832031/6100074.png"></div><p style="text-indent:25px">旋啟式止回閥的閥瓣繞轉(zhuǎn)軸作旋轉(zhuǎn)運(yùn)動(dòng)。其流體阻力一般小于升降式止回閥，它適用于較大口徑的場(chǎng)合。旋啟式止回閥根據(jù)閥瓣的數(shù)目可分為單瓣旋啟式、雙瓣旋啟式及多瓣旋啟式三種。單瓣旋啟式止回閥一般適用于中等口徑的場(chǎng)合。大口徑管路選用單瓣旋啟式止回閥時(shí)，為減少水錘壓力，比較好的是采用能減小水錘壓力的緩閉止回閥。雙瓣旋啟式止回閥適用于大中口徑管路。對(duì)夾雙瓣旋啟式止回閥結(jié)構(gòu)小、重量輕，是一種發(fā)展較快的止回閥;多瓣旋啟式止回閥適用于大口徑管路。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇自密封止回閥廠家" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448654775391/2829326.png"></div><p style="text-indent:25px">焊接高溫高壓止回閥設(shè)計(jì)制造按ANSIB16.34、E101標(biāo)準(zhǔn)，可與進(jìn)口設(shè)備配備使用。其耐壓部件選用質(zhì)量耐熱合金鋼制造，高溫性能好，承受壓力高，耐用、安全、可靠。其中腔采用壓力自緊式密封結(jié)構(gòu)，內(nèi)腔壓力越高密封性能越好。支管兩端為支管兩端為對(duì)焊連接，適應(yīng)不同的接管要求。閥瓣、閥座的密封面采用司鈷基硬質(zhì)合金堆焊而成，耐磨、耐高溫，抗擦傷性能好、使用壽命長(zhǎng)。閥瓣圍繞閥座外的銷軸旋轉(zhuǎn)，減少關(guān)閉時(shí)發(fā)生猛烈沖擊。內(nèi)裝式的銷軸結(jié)構(gòu)，減小外泄漏點(diǎn)，使用更可靠。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/302875.html</p></div></div></div></div></div><div id="q7oldp2" 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