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src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448570732422/803817.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="q22cd2z" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448570732422/803817.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="rmn83be" 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>寧波電動(dòng)止回閥費(fèi)用,止回閥</p><p><span>***更新：</span>2021-01-09 08:08:20</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="3hwd8qc" 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="hwn99am" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="bn2idro" class="box"><p><p style="text-indent:25px">旋啟式止回閥:型PN16~PN320 ,150LB-2500LB不銹鋼旋啟式止回閥適用于壓力 1.6~32MPa/2.0-42.0MPa 工作溫度 -29~+550℃ 的石油、化工、制藥，寧波電動(dòng)止回閥費(fèi)用、化肥、電力行業(yè)等各種工況的管路上，適用介質(zhì)為水、油品、蒸汽、酸性介質(zhì)等。升降式止回閥.材質(zhì)通常有:鑄鋼WCB,合金鋼WC6,WC9,CN7M(20#合金鋼).不銹鋼有CF8(M),CF3(M).鍛鋼有A105,F304(L),F316L等，寧波電動(dòng)止回閥費(fèi)用.是控制管道內(nèi)介質(zhì)單向流向的閥門，用來(lái)防止管路中的介質(zhì)倒流。升降式止回閥適用于中、小口徑管路的各種壓力，寧波電動(dòng)止回閥費(fèi)用、溫度和介質(zhì)下控制接通或截?cái)喙苈方橘|(zhì)的啟閉裝置;依靠閥瓣自重和流體壓差實(shí)現(xiàn)自動(dòng)阻止流體倒流。適用介質(zhì)為:水、油品、蒸汽等.美標(biāo)止回閥采用木楔式彈性閘板結(jié)構(gòu)，中大口徑設(shè)置滾動(dòng)軸承，啟閉輕松。寧波電動(dòng)止回閥費(fèi)用</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="寧波電動(dòng)止回閥費(fèi)用,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448570732422/803817.png"></div><p style="text-indent:25px">高壓電站止回閥產(chǎn)品用途：適用于公稱壓力PN20.0～32.0Mpa，工作溫度≤540℃(其中P(57)170V工作溫度為570℃)的石油、化工、水力、火力電站等各種工況的管路上，切斷或接通介質(zhì)。適用介質(zhì)為：水、油品、蒸汽等。產(chǎn)品結(jié)構(gòu)特點(diǎn)： 1.產(chǎn)品設(shè)計(jì)制造按E101和JB/T3595-93標(biāo)準(zhǔn)的規(guī)定，結(jié)構(gòu)合理，性能優(yōu)良，造型。 2.閥門中腔采用壓力自緊式密封結(jié)構(gòu)，介質(zhì)壓力越高,密封性能越好。 3.支管兩端為對(duì)焊連接，適應(yīng)不同的接管要求。 4.閥瓣、閥座的密封面采用鈷基硬質(zhì)合金堆焊而成，耐磨、耐高溫，抗擦傷性能好、使用壽命長(zhǎng)。 5.高溫耐壓部件采用質(zhì)量耐熱合金鋼制造,安全可靠,性能穩(wěn)定,使用壽命長(zhǎng)。徐州鑄造旋啟止回閥生產(chǎn)廠家電站高溫珞鉬立式止回閥正常處于關(guān)閉狀態(tài)，由于管線中進(jìn)口端介質(zhì)的壓力作用，而克服彈簧阻力使閥門開(kāi)啟。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="寧波電動(dòng)止回閥費(fèi)用,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448559589844/9647506.png"></div><p style="text-indent:25px">電站止回閥的檢查需要檢查大密封蓋與法蘭蓋內(nèi)的填料，應(yīng)完整，如有損壞應(yīng)予以調(diào)換。檢查閥門蓋頭及閥體的密封面應(yīng)完整，無(wú)影響密封效果的凹槽、砂眼及貫穿劃痕等。清理檢查支架、法蘭蓋與閥殼結(jié)合處的密封面，密封面上粘連的舊墊片應(yīng)清理鏟去。密封面應(yīng)無(wú)影響密封效果的缺陷。所有的鍵、鍵槽要清理，應(yīng)保證連接良好。電站止回閥的閥門的裝復(fù)，閥門在裝復(fù)前，各軸、襯套表面應(yīng)用二硫化鉬粉劑用力擦至發(fā)亮。裝復(fù)要根據(jù)裝配標(biāo)記按解體的逆步序進(jìn)行。</p><p style="text-indent:25px">下面是小編找尋的關(guān)于旋啟式止回閥安裝與使用：抽汽止回閥垂直安裝在水平管道上，使用是一般處于全開(kāi)狀態(tài)。旋啟式止回閥安裝前應(yīng)先進(jìn)行以下工作 A卸掉旋啟式止回閥閥門通道兩端的悶蓋和泡沫板，清潔內(nèi)腔，去除油垢； B剝?nèi)バ龁⑹街够亻y閥瓣表面上的油紙，去除閥瓣面上的油垢； 3 安裝旋啟式止回閥時(shí)介質(zhì)的流向必須限制 <span style="display:none;"></span> 旋啟式止回閥內(nèi)通過(guò)管路的介質(zhì)不應(yīng)帶有硬質(zhì)顆粒，以免損傷密封面旋啟式止回閥閥門出廠前以逐臺(tái)進(jìn)行檢驗(yàn)和試驗(yàn)合格，安裝單位可直接壓力試驗(yàn)或安裝使用。國(guó)標(biāo)止回閥:閥瓣沿著閥體中心線滑動(dòng)的閥門。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="寧波電動(dòng)止回閥費(fèi)用,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448598291016/5306639.png"></div><p style="text-indent:25px">閥門的控制可采用多種傳動(dòng)方式，如手動(dòng)、電動(dòng)、液動(dòng)、氣動(dòng)、渦輪、電磁動(dòng)、電磁液動(dòng)、電液動(dòng)、氣液動(dòng)、正齒輪、傘齒輪驅(qū)動(dòng)等；可以在壓力、溫度或其它形式傳感信號(hào)的作用下，按預(yù)定的要求動(dòng)作，或者不依賴傳感信號(hào)而進(jìn)行簡(jiǎn)單的開(kāi)啟或關(guān)閉，閥門依靠驅(qū)動(dòng)或自動(dòng)機(jī)構(gòu)使啟閉件作升降、滑移、旋擺或回轉(zhuǎn)運(yùn)動(dòng)，從而改變其流道面積的大小以實(shí)現(xiàn)其控制功能。按作用和用途（1）截?cái)囝悾喝玳l閥、截止閥、旋塞閥、球閥、蝶閥、針型閥、隔膜閥等。截?cái)囝愰y門又稱閉路閥，截止閥，其作用是接通或截?cái)喙苈分械慕橘|(zhì)。止回閥，鶴壁電動(dòng)閥，又稱單向閥或逆止閥，電動(dòng)閥規(guī)格，止回閥屬于一種自動(dòng)閥門，其作用是防止管路中的介質(zhì)倒流、防止泵及驅(qū)動(dòng)電機(jī)反轉(zhuǎn)，以及容器介質(zhì)的泄漏。水泵吸水關(guān)的底閥也屬于止回閥類。防爆閥、危險(xiǎn)事件閥等，電動(dòng)閥廠家，安全閥的作用是防止管路或裝置中的介質(zhì)壓力超過(guò)規(guī)定數(shù)值，從而達(dá)到安全保護(hù)的目的。調(diào)節(jié)閥、節(jié)流閥和減壓閥，其作用是調(diào)節(jié)介質(zhì)的壓力、流量等參數(shù)。美標(biāo)電站止回閥支管兩端為對(duì)焊連接，適應(yīng)不同的接管要求。寧波電動(dòng)止回閥費(fèi)用</p><p style="text-indent:25px">H41H升降式止回閥工作溫度 -29~+550℃的石油、化工、電力行業(yè)等各種工況的管路上。寧波電動(dòng)止回閥費(fèi)用</p><p style="text-indent:25px">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，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。電站止回閥主要安裝在介質(zhì)為汽、水的管道上，作為自動(dòng)防止介質(zhì)逆流的安全裝置。電站止回閥特點(diǎn)：1、閥瓣能在閥體內(nèi)上下移動(dòng)，當(dāng)介質(zhì)倒流時(shí)，依靠介質(zhì)壓力就能將閥門自動(dòng)關(guān)閉，有的閥門還裝有彈簧，來(lái)輔助閥瓣關(guān)閉。2、閥座密封面用鈷基硬質(zhì)合金等離子噴焊而成，所以密封面硬度高、抗擦傷、耐摩擦、使用壽命長(zhǎng)。3、DN50，PN20~25閥體、閥蓋為模鍛，閥瓣為整體淬火。4、DN50，PN10以及DN50以上的閥門的閥體、閥蓋為鑄造，閥瓣密封面堆焊鈷基硬質(zhì)合金。寧波電動(dòng)止回閥費(fèi)用</p><p style="text-indent:25px">浙江京州閥門制造有限公司主要經(jīng)營(yíng)范圍是機(jī)械及行業(yè)設(shè)備，擁有一支專業(yè)技術(shù)團(tuán)隊(duì)和良好的市場(chǎng)口碑。浙江京州閥門致力于為客戶提供良好的刀閘閥，穿透式刀閘閥，礦漿閥，漿液閥，一切以用戶需求為中心，深受廣大客戶的歡迎。公司秉持誠(chéng)信為本的經(jīng)營(yíng)理念，在機(jī)械及行業(yè)設(shè)備深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢(shì)，打造機(jī)械及行業(yè)設(shè)備良好品牌。浙江京州閥門秉承“客戶為尊、服務(wù)為榮、創(chuàng)意為先、技術(shù)為實(shí)”的經(jīng)營(yíng)理念，全力打造公司的重點(diǎn)競(jìng)爭(zhēng)力。</p></p><br /><p>文章來(lái)源地址: 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