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src="http://tyunfile.71360.com/WaterMark/UploadFile/shdign/637129749327031250/8086057.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="n74kz3t" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/WaterMark/UploadFile/shdign/637129749327031250/8086057.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="kegdard" 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>重慶官方真空管道蝶閥價(jià)格</p><p><span>***更新：</span>2020-05-31 08:16:26</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="8segnp3" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">頂耕國際貿(mào)易（上海）有限公司</a></p><p><span>聯(lián)系人：</span>查劍來</p><p><span>郵箱: </span></p><p><span>電話: </span>18521036598</p><p><span>傳真: </span>021_61637356</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>021-61637356</p><p><span>地址: </span>大葉公路5225號(hào)1幢2370室</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="s767dke" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="3b3z3cy" class="box"><p><p> 閥門非金屬密封件材料有： </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 1.合成橡膠 </p> <p> <br /> </p> <p> 合成橡膠與天然橡膠相比，有更好的耐油、耐溫、耐酸堿性能。一般合成橡膠的使用溫度≤150℃，天然橡膠≤60℃ </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 2.聚四氟乙烯 </p> <p> <br /> </p> <p> 聚四氟乙烯具有良好的耐腐蝕性，多用于溫度≤232℃、公稱壓力≤64公斤。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 3.尼龍 </p> <p> <br /> </p> <p> 尼龍的優(yōu)勢(shì)在于摩擦系數(shù)小、耐腐蝕性好。這種材料多用于溫度≤90℃、公稱壓力≤32公斤的球閥、截止閥密封材料中。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 閥門金屬密封件材料有： </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 1.灰鑄鐵 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 灰鑄鐵可以用于溫度在-15~200℃之間、公稱壓力≤16公斤的蝶閥、閘閥、截止閥、旋塞閥等中的密封材料。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 2.球墨鑄鐵 </p> <p> <br /> </p> <p> 球墨鑄鐵作為密封材料可以用在溫度在-30~350℃之間，公稱壓力≤40公斤的蝶閥、閘閥、止回閥，球閥中。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 3.銅合金 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 銅合金常用材料有6-6-3錫青銅和58-2-2錳黃銅等。銅合金耐磨性好，適用于溫度≤200℃、公稱壓力≤16公斤的水和蒸汽中 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 4.鉻不銹鋼 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 鉻不銹鋼常用的有2Cr13、3Cr13，耐腐蝕性能好。常用于溫度≤450℃、公稱壓力≤32公斤的水、蒸汽和石油等介質(zhì)的閥門上。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 5.鉻鎳鈦不銹鋼 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 鉻鎳鈦不銹鋼常用的有1Cr18Ni9ti，重慶官方真空管道蝶閥價(jià)格，重慶官方真空管道蝶閥價(jià)格，該種材質(zhì)擁有良好的耐腐性，重慶官方真空管道蝶閥價(jià)格、耐沖蝕性和耐熱性能。適用于溫度≤600℃、公稱壓力≤60公斤的蒸汽、硝酸等介質(zhì)中 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶官方真空管道蝶閥價(jià)格" src="http://tyunfile.71360.com/WaterMark/UploadFile/shdign/637129749327031250/8086057.png"></div><p> ? 根據(jù)DIN 2632-PN 10標(biāo)準(zhǔn)采用焊接而成，堅(jiān)固耐用。 </p> <p> ? 閥體內(nèi)部采用錐形密封面，在保證密封性能同時(shí)又有效減少摩擦。 </p> <p> ? 通過填充物保護(hù)內(nèi)部滑動(dòng)軸承，實(shí)現(xiàn)免維護(hù)。 </p> <p> ? 填充物密封閥門傳動(dòng)軸，通過彈簧墊圈預(yù)加應(yīng)力。 </p> <p> ? 液壓缸安裝在閥軸側(cè)面，可根據(jù)客戶要求水平安裝、垂直安裝等。 </p> <p> ? 閥門可現(xiàn)場(chǎng)操作和遠(yuǎn)程操作。 </p> <p> ? **完整的液壓站，出廠時(shí)已注入油，配有液位檢測(cè)、溫度監(jiān)控等。 </p> <p> ? 閥站安裝在油箱頂部，配有電磁閥，壓力限制閥，速度控制閥，壓力限制開關(guān)，雙重液壓操作閥塊。 </p> <p> ? 電控柜安裝在油箱側(cè)部，面板上有緊停、啟動(dòng)/停止、閥板打開/關(guān)閉、油溫/油位/故障警報(bào)等按鈕。 </p> <p> ? **液壓站和電控柜可根據(jù)客戶要求進(jìn)行選配。 </p> <p> ? 現(xiàn)場(chǎng)安裝時(shí)只需接入電源和控制閥門開/關(guān)的信號(hào)，閥門即可正常工作，不需特別調(diào)試。 </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶官方真空管道蝶閥價(jià)格" src="http://tyunfile.71360.com/WaterMark/UploadFile/shdign/637129737719785157/327671.jpg"></div><p> **閥門選用的注意事項(xiàng)本文詳述了**閥門選用的注意事項(xiàng)。常規(guī)閥門選用的注意事項(xiàng)本文詳述了常規(guī)閥門選用的注意事項(xiàng)，如閥門的使用要求、從工藝要求角度考慮、從操作方便角度考慮、從調(diào)節(jié)流量的準(zhǔn)確性考慮、從耐溫耐壓能力考慮、從可潔凈性考慮。閥門選用步驟本文詳述了選用閥門一般遵循的七個(gè)步驟。閥門的選用原則選用閥門應(yīng)滿足的基本原則：安全可靠性、滿足工藝生產(chǎn)要求、操作及安裝與檢(維)修方便、經(jīng)濟(jì)性。平板閘閥的密封原理本文講述了平板閘閥的密封原理，比如平行單閘板閘閥、自動(dòng)密封式平行雙閘板閘閥、撐開式平行雙閘板等。平板閘閥的常見結(jié)構(gòu)平行式閘板兩密封面相互平行，并有平行式單閘板和平行式雙閘板之分。平板閘閥的基本特點(diǎn)平板閘閥是一個(gè)啟閉動(dòng)作為直線運(yùn)動(dòng)的閥門，本文講述了平板閘閥的基本特點(diǎn)。閘閥的結(jié)構(gòu)本文講述了閘閥的結(jié)構(gòu)，如閥體與閥蓋結(jié)構(gòu)、閥桿結(jié)構(gòu)、閥座結(jié)構(gòu)、縮徑。閘閥的常見分類閘閥有各種不同的結(jié)構(gòu)形式，其主要區(qū)別是所采用的密封元件結(jié)構(gòu)類型不同。本文講述了按閥桿分類和按結(jié)構(gòu)類型分類。閘閥的工作原理及特點(diǎn)閘閥又叫閘板閥,主要由閥體、閥蓋、閘板、閥桿、閥座和密封填料等部分組成。本文講述了閘閥的工作原理及特點(diǎn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶官方真空管道蝶閥價(jià)格" src="https://tyunfile.71360.com/WaterMark/UploadFile/shdign/637129737493554688/8379117.png"></div></p><br /><p>文章來源地址: 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