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src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448540273437/651682.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="thpvtfd" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448540273437/651682.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="bhx7bzx" 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>深圳ＷＣ6美標(biāo)電站止回閥,止回閥</p><p><span>***更新：</span>2020-12-23 03:09:03</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="797jpn7" 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="jd9jpnd" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="flrvrpv" class="box"><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，較好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，深圳ＷＣ6美標(biāo)電站止回閥，閥瓣密封面堆焊鈷基硬質(zhì)合金，深圳ＷＣ6美標(biāo)電站止回閥。電站止回閥屬于一種自動(dòng)閥門，其主要作用是防止介質(zhì)倒流，深圳ＷＣ6美標(biāo)電站止回閥、防止泵及驅(qū)動(dòng)電動(dòng)機(jī)反轉(zhuǎn)，以及容器介質(zhì)的泄放。深圳ＷＣ6美標(biāo)電站止回閥</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳ＷＣ6美標(biāo)電站止回閥,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448540273437/651682.png"></div><p style="text-indent:25px">電站止回閥焊接連接的止回閥適用于公稱壓力PN20.0～32.0MPa，工作溫度≤540℃（其中57170V工作溫度為570℃）的石油、化工、水力、火力電站各種系統(tǒng)的管路上。適用介質(zhì)為：水、油品、蒸汽等。止回閥一般適用于清凈介質(zhì)，不宜用于含有固體顆粒和粘度較大的介質(zhì)。焊接連接的止回閥適用于公稱壓力PN20.0～32.0MPa，工作溫度≤540℃（其中57170V工作溫度為570℃）的石油、化工、水力、火力電站各種系統(tǒng)的管路上。適用介質(zhì)為：水、油品、蒸汽等。止回閥一般適用于清凈介質(zhì)，不宜用于含有固體顆粒和粘度較大的介質(zhì)。深圳ＷＣ6美標(biāo)電站止回閥購(gòu)買電站止回閥一定要去正規(guī)的廠家。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳ＷＣ6美標(biāo)電站止回閥,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448642070312/4975458.png"></div><p style="text-indent:25px"> 美標(biāo)H64H高溫電站止回閥的簡(jiǎn)介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。也屬于止回閥類。啟閉件靠介質(zhì)流動(dòng)和力量自行開啟或關(guān)閉，以防止介質(zhì)倒流的閥門叫止回閥。止回閥屬于自動(dòng)閥類，主要用于介質(zhì)單向流動(dòng)的管道上，只允許介質(zhì)向一個(gè)方向流動(dòng)，以防止發(fā)生危險(xiǎn)事件。適用介質(zhì)：水、蒸氣、石油化工,高溫介質(zhì)等壓力環(huán)境： 1500LB,2500LB 工作溫度：-29~570℃ (注：使用溫度不同，閥體所選用的材料不同。閥體材料的選用按客戶要求或是使用溫來(lái)選用。) 流動(dòng)方向：?jiǎn)蜗? 類型(通道位置)：直通設(shè)計(jì)標(biāo)準(zhǔn)：API6D、BS1868 密封形式：硬密封加工定制：是美標(biāo)電站止回閥產(chǎn)品用途：美標(biāo)電站止回閥適用于Class1500～2500Lb，工作溫度-29～570℃的石油、化工、火力電站等各種工況的管路上。適用介質(zhì)為：水、油品、蒸汽等。</p><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)需要根據(jù)裝配標(biāo)記按解體的逆步序進(jìn)行。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。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳ＷＣ6美標(biāo)電站止回閥,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448570732422/803817.png"></div><p style="text-indent:25px">對(duì)于可壓縮性流體用止回閥選擇時(shí)可以根據(jù)不可壓縮性流體用止回閥的類似方法來(lái)進(jìn)行選擇，如果介質(zhì)流動(dòng)范疇很大，則用于可壓縮性流體的止回閥可使用一減速裝置，如果介質(zhì)流連續(xù)不段地快速停止和啟動(dòng)，如壓縮機(jī)的出口那樣，則使用升降式止回閥；止回閥應(yīng)確定相應(yīng)的尺寸，閥門供應(yīng)商必須提供選定尺寸的資料數(shù)據(jù)，這樣就能找到給定流速下閥門全開時(shí)的閥門尺寸大小；對(duì)于DN50mm以下的高中壓止回閥，宜選用立式升降止回閥和直通式升降止回閥；對(duì)于DN50mm以下的低壓止回閥，宜選用蝶式止回閥、立式升降止回閥和隔膜式止回閥；對(duì)于DN大于50mm、小于600mm的高中壓止回閥，宜選用旋啟式止回閥；對(duì)于DN大于200mm、小于1200mm的中低壓止回閥，宜選用無(wú)磨損球形止回閥；對(duì)于DN大于50mm、小于2000mm的低壓止回閥，宜選用蝶式止回閥和隔膜式止回閥；對(duì)于要求關(guān)閉時(shí)水擊沖擊比較小或無(wú)水擊的管路，宜選用緩閉式旋啟止回閥和緩閉式蝶形止回閥。電站止回閥：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。深圳ＷＣ6美標(biāo)電站止回閥</p><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。深圳ＷＣ6美標(biāo)電站止回閥</p><p style="text-indent:25px">H41H升降式止回閥結(jié)構(gòu)特點(diǎn) 1、選材考究，符合國(guó)內(nèi)、外相關(guān)標(biāo)準(zhǔn)，材料的質(zhì)量高。 2、密封副配對(duì)先進(jìn)合理，閥瓣、閥座密封面采用鐵基合金或鈷基硬質(zhì)合金堆焊面成，耐磨、耐高溫、耐腐蝕、抗擦傷性能好，使用壽命長(zhǎng)。 3、產(chǎn)品按國(guó)家標(biāo)準(zhǔn)GB/T12235設(shè)計(jì)制造。閥門承壓件采用精密鑄造工藝澆鑄，表面質(zhì)量美觀，無(wú)粘沙、冷隔等表面破損;內(nèi)在質(zhì)量穩(wěn)定，無(wú)疏松、砂眼、裂紋等內(nèi)在破損。 4、可采用各種配管法蘭標(biāo)準(zhǔn)及法蘭密封型式，滿足各種工程需要及用戶要求。 5、閥體材料品種齊全，墊片可根據(jù)實(shí)際工況或用戶要求合理選配，能適用于各種壓力、溫度及介質(zhì)工況。可按用戶要求設(shè)計(jì)制造不同結(jié)構(gòu)形式和連接形式的止回閥，為各種設(shè)備配套使用。 6,用于管路系統(tǒng)，其主要作用是防止介質(zhì)倒流、防止泵及其驅(qū)動(dòng)電機(jī)機(jī)反轉(zhuǎn)，以及容器內(nèi)介質(zhì)的泄放。止回閥還可用于給其中的壓力可能升至超過主系統(tǒng)壓力的輔助系統(tǒng)提供補(bǔ)給的管路上。深圳ＷＣ6美標(biāo)電站止回閥</p><p style="text-indent:25px">浙江京州閥門制造有限公司致力于機(jī)械及行業(yè)設(shè)備，是一家生產(chǎn)型的公司。公司業(yè)務(wù)分為刀閘閥，穿透式刀閘閥，礦漿閥，漿液閥等，目前不斷進(jìn)行創(chuàng)新和服務(wù)改進(jìn)，為客戶提供良好的產(chǎn)品和服務(wù)。公司從事機(jī)械及行業(yè)設(shè)備多年，有著創(chuàng)新的設(shè)計(jì)、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊(duì)伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。浙江京州閥門憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來(lái)的聲譽(yù)和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2520381.html</p></div></div></div></div></div><div id="lbrxn7v" class="page-right 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