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class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864801250000/1537013.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="8wa8bmi" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864801250000/1537013.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ljaw8z3" 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>新疆維吾爾自治區(qū)</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>博樂耐腐閥門生產(chǎn)商,閥</p><p><span>***更新：</span>2020-07-02 00:33:31</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="d7bnwxt" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">新疆遠(yuǎn)大通用閥門有限公司</a></p><p><span>聯(lián)系人：</span>李嘉豪</p><p><span>郵箱: </span>1183099099@qq.com</p><p><span>電話: </span>18999955968</p><p><span>傳真: </span>0991_6877477</p><p><span>網(wǎng)址: </span>http://www.xjyuanda.com</p><p><span>手機(jī): </span>0991-6877477</p><p><span>地址: </span>烏魯木齊市高新技術(shù)產(chǎn)業(yè)開發(fā)區(qū)（新市區(qū)）清水街213號(hào)</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="dwxjawn" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="drizvwn" class="box"><p><p> 常用的先導(dǎo)式減壓閥按結(jié)構(gòu)形式分有：先導(dǎo)活塞式減壓閥、先導(dǎo)波紋管式減壓閥和先導(dǎo)薄膜式減壓閥。⑶減壓閥選用時(shí)應(yīng)注意的幾個(gè)問題減壓閥應(yīng)用范圍***，包括蒸汽、壓縮開啟、工業(yè)用氣、水、油和其他液體介質(zhì)均可使用。因而，鑒于許多可能的結(jié)構(gòu)變化，當(dāng)顆粒到選用減壓閥的時(shí)候，其中**主要的就是閥的確切性能，首先應(yīng)充分進(jìn)行檢測，以保證良好的使用效果。在檢測時(shí)，減壓閥應(yīng)能滿足如下性能要求：①在給定的彈簧壓力級(jí)范圍內(nèi)，出口壓力在**大值與**小值之間應(yīng)能連續(xù)調(diào)整，不得有卡阻和異常振動(dòng)。②對于軟密封的減壓閥，在規(guī)定時(shí)間內(nèi)不得有滲漏；對于金屬密封的減壓閥。其滲漏量應(yīng)不大于**大流量的。③出口流量變化時(shí)，其出口壓力負(fù)偏差值：直接作用式不大于20%；先導(dǎo)式不大于10%。④進(jìn)口壓力變化時(shí)，其出口壓力負(fù)偏差值：直接作用式不大于10%；先導(dǎo)式不大于5%。對于閑置不用的減壓閥，調(diào)節(jié)彈簧使其處于自由狀態(tài)，博樂耐腐閥門生產(chǎn)商。進(jìn)口和出口端應(yīng)用堵蓋封閉。常用的減壓閥的名稱、種類，博樂耐腐閥門生產(chǎn)商，博樂耐腐閥門生產(chǎn)商、技術(shù)參數(shù)見***章第六節(jié)中的減壓閥部分和附錄。常用減壓閥的公稱直徑和閥孔面積見表2-4。表2-4減壓閥閥孔面積公稱通徑DN(mm)閥座通路面積f（cm2）減壓閥的流量與流體的性質(zhì)和壓力比有關(guān)。壓力比愈小。博樂絲扣閘閥廠家。。博樂耐腐閥門生產(chǎn)商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="博樂耐腐閥門生產(chǎn)商,閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864801250000/1537013.jpg"></div><p> 會(huì)明顯地降低螺栓的負(fù)荷，對受力很大的法蘭連接就可能產(chǎn)生泄漏。3.焊接連接這種連接適用于各種壓力和溫度，在較苛刻的條件下使用時(shí)，比法蘭連接更為可靠。但是焊接連接的閥門拆卸和重新安裝都比較困難，所以它的使用限于通常能長期可靠地運(yùn)行，或使用條件苛刻、溫度較高的場合。如火力發(fā)電站、核能工程、乙烯工程的管道上。公稱通徑在50mm以下的焊接閥門通常具有焊接插口來承接帶平面端的管道。由于承插焊在插口與管道間形成縫隙，因而有可能使縫隙受到某些介質(zhì)的腐蝕，同時(shí)管道的振動(dòng)會(huì)使連接部位疲勞，因此承插焊接的使用受到一定的限制。在公稱條件較大，使用條件苛刻，溫度較高的場合，閥體常采用坡口對焊連接，同時(shí)，對焊縫有嚴(yán)格要求。三、根據(jù)介質(zhì)性能選用閥門返回頁首許多介質(zhì)都有一定的腐蝕性；同一種介質(zhì)，隨著溫度、壓力和濃度的變化，其腐蝕性也不同。因此，應(yīng)根據(jù)材料耐腐蝕性能，選擇適宜于該介質(zhì)的閥門。1.鑄鐵閥門⑴灰鑄鐵閥門適用于水、蒸汽、石油產(chǎn)品、氨能在絕大多數(shù)的醇、醛、醚、酮、脂等腐蝕性較低的介質(zhì)中工作。它不適于鹽酸、硝酸等介質(zhì)。但能用于濃***中，這是因?yàn)闈?**能對其金屬表面產(chǎn)生一層鈍化膜。以阻止?jié)?**對鑄鐵的腐蝕?？κ菜荛y門生產(chǎn)阿克蘇閘閥廠家。。。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="博樂耐腐閥門生產(chǎn)商,閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864799570313/5526304.jpg"></div><p> 在流體管道系統(tǒng)中閥門是控制元件，其主要作用是隔離設(shè)備和管道系統(tǒng)、調(diào)節(jié)流量、防止回流、調(diào)節(jié)和排泄壓力。由于管道系統(tǒng)選擇**適合的閥門顯得非常重要，所以，了解閥門的特性及選擇閥門的步驟和依據(jù)也變得至關(guān)重要起來。閥門承壓件材質(zhì)鑄銅、鑄鐵、球墨鑄鐵、高硅鑄鐵、鑄鋼、鍛鋼、高（低）合金鋼、不銹耐酸鋼、哈氏合金、因科鎳爾、蒙乃爾合金、雙相不銹鋼、鈦合金等。并且能夠生產(chǎn)各種電動(dòng)、氣動(dòng)、液動(dòng)閥門驅(qū)動(dòng)裝置。面對如此眾多的閥門品種和復(fù)雜的各種工況，要選擇管道系統(tǒng)**適合安裝的閥門產(chǎn)品，首先應(yīng)了解閥門的特性；其次應(yīng)掌握選擇閥門的步驟和依據(jù)；再者應(yīng)遵循選擇閥門的原則。閥門的特性一般有兩種，使用特性和結(jié)構(gòu)特性。1、使用特性：它確定了閥門的主要使用性能和使用范圍，屬于閥門使用特性的有：閥門的類別(閉路閥門、調(diào)節(jié)閥門、安全閥門等)；產(chǎn)品類型(閘閥、截止閥、蝶閥、球閥等)；閥門主要零件(閥體、閥蓋、閥桿、閥瓣、密封面)的材料；閥門傳動(dòng)方式等。2、結(jié)構(gòu)特性：它確定了閥門的安裝、維修、保養(yǎng)等方法的一些結(jié)構(gòu)特性，屬于結(jié)構(gòu)特性的有：閥門的結(jié)構(gòu)長度和總體高度、與管道的連接形式(法蘭連接、螺紋連接、夾箍連接、外螺紋連接、焊接端連接等)。</p><p style="text-indent:25px">當(dāng)壓力略低于正常工作壓力時(shí)，安全閥自動(dòng)關(guān)閉，停止排放流體并保持密封。泄壓閥主要是用在壓力過大的場合，當(dāng)壓力大于設(shè)定值時(shí)閥內(nèi)片被頂開及時(shí)釋放壓力，壓力減小后恢復(fù)到原來的位置，和安全閥區(qū)別不大，泄壓閥多指用于液體的，安全閥多指用于氣體，蒸汽的。穩(wěn)壓閥是將一個(gè)區(qū)域內(nèi)的介質(zhì)保持在一定的壓力范圍的設(shè)備。和減壓閥的區(qū)別：減壓閥：無論進(jìn)口壓力如何變化，都把出口壓力減到額定值，起到減壓作用。穩(wěn)壓閥：無論下游壓力和需求量如何變化，都維持一個(gè)恒定的上游壓力。安全閥及減壓閥是兩種閥門類型，是**閥門。其中，安全閥屬于安全泄發(fā)裝置，是**閥門，只在工作壓力超過允許范圍時(shí)動(dòng)作，對系統(tǒng)起到保護(hù)作用。減壓閥屬于工藝閥門，可使高壓物流減壓，以滿足后系統(tǒng)對壓力的要求，其工作過程是連續(xù)的。阿克蘇球型止回閥廠家。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="博樂耐腐閥門生產(chǎn)商,閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864802158203/3440819.jpg"></div><p> 應(yīng)先點(diǎn)焊，再將關(guān)閉件全開，然后焊死。4、安裝螺口閥門時(shí)，應(yīng)將密封填料（線麻加鉛油或聚四氟乙烯生料帶），包在管子螺紋上，不要弄到閥門里，以免閥內(nèi)存積，影響介質(zhì)流通。5、對于閥門所連接的管路，一定要清掃干凈?？捎脡嚎s空氣吹去泥砂、氧化鐵屑、焊渣等雜物。這些雜物，不但容易擦傷閥門的密封面，其中大顆粒雜物，還能堵死小閥門，使其失效。不銹鋼閥門適用介質(zhì)編輯不銹鋼閥門通常應(yīng)用于工作介質(zhì)具有一定腐蝕性的場合。任何一種閥用材料，耐工作介質(zhì)腐蝕的能力都是相對有限的，并受到許多因素的影響。如果在制造過程中采用的加工工藝與熱處理工藝得當(dāng)，進(jìn)而保證這種材料的耐腐蝕性能。至于在濃度>98%的濃硝酸介質(zhì)中，無論采用什么樣的熱處理工藝，這種鋼材都不具有耐腐蝕性能。因此，在根據(jù)工作介質(zhì)的性質(zhì)來選用閥門材料時(shí)，必須同時(shí)研究介質(zhì)的濃度、溫度以及材料的熱處理工藝等諸因素對耐腐蝕性能的影響。不銹鋼閥門已成為各行業(yè)領(lǐng)域必采購的閥門產(chǎn)品，但國內(nèi)能達(dá)到國際標(biāo)準(zhǔn)的閥門廠家卻寥寥無幾，所以顧客在采購不銹鋼閥門前一定要要求商家提供各種不銹鋼閥門的生產(chǎn)和出廠合格證，這樣可以減少買到不合格的產(chǎn)品。庫爾勒銅桿閘閥廠家。博樂耐腐閥門生產(chǎn)商</p><p style="text-indent:25px">哈密立臥兩用止回閥廠家哈密消聲止回閥廠家。博樂耐腐閥門生產(chǎn)商</p><p> 50外螺紋節(jié)流閥L21W-40油品2006，10卡套節(jié)流閥L91W-406，10外螺紋節(jié)流閥L21W-40P硝酸類6～25外螺紋節(jié)流閥L21W40R醋酸類6～25外螺紋節(jié)流閥L21H-40油品、蒸汽、水42515，20，25卡套節(jié)流閥L91H-4015，20，25節(jié)流閥L41H-40Q35032，40，50節(jié)流閥L41H-4042510～50節(jié)流閥L41W-40P硝酸類10032，40，50節(jié)流閥L41W-40R醋酸類32，40，50節(jié)流閥L41H-100油品、蒸汽、水45010～50表2-14球閥參數(shù)名稱型號(hào)公稱壓力PN/MPa適用介質(zhì)適用溫度≤/℃公稱通徑DN/mm內(nèi)螺紋球閥Q11F-16油品、水10015～65球閥Q41F-1632～150電動(dòng)球閥Q941F-1650～150球閥Q41F-16P硝酸類100，125，150球閥Q41F-16FR醋酸類100，125，150L形三通式球閥Q44F-16Q油品、水15～150T形三通式球閥Q45F-16Q15～150蝸輪傳動(dòng)固定式球閥Q347F-25150200～500氣動(dòng)固定式球閥Q647F-25200～500電動(dòng)固定式球閥Q947F-25200～500外螺紋球閥Q21F-4010～25外螺紋球閥Q21F-40P硝酸類10010～25外螺紋球閥Q21F-40R醋酸類10～25球閥Q41F-40Q油品、水15032～100球閥Q41F-40P硝酸類10032～200球閥Q41F-40R醋酸類32～200氣動(dòng)球閥Q641F-40Q油品、水15050～100電動(dòng)球閥Q941F-40Q50～100球閥Q41N-64油品、天然氣8050～100氣動(dòng)球閥Q641N-6450～100電動(dòng)球閥。博樂耐腐閥門生產(chǎn)商</p><p style="text-indent:25px">新疆遠(yuǎn)大通用閥門有限公司創(chuàng)建于2015-06-05，注冊資金 700-1000萬元，辦公設(shè)施齊全，辦公環(huán)境優(yōu)越，已***實(shí)行網(wǎng)絡(luò)化辦公，**提高了速度和效率。致力于創(chuàng)造***的產(chǎn)品與服務(wù)，以誠信、敬業(yè)、進(jìn)取為宗旨，以建遠(yuǎn)大通用閥門明星產(chǎn)品為目標(biāo)，努力打造成為同行業(yè)中具有影響力的企業(yè)。公司堅(jiān)持以客戶為中心、閥門的研發(fā)、銷售、維修；管網(wǎng)閥門集控系統(tǒng)的設(shè)計(jì)、安裝、調(diào)試。維修；管道配件、五金交電、標(biāo)準(zhǔn)件、密封件、液壓件、法蘭彎頭、水暖配件、消防器材、壓力容器、鍋爐及配件、電線電纜、電工電料、電動(dòng)工具、電子產(chǎn)品、化工產(chǎn)品、石油制品、防水防腐保溫材料、工程機(jī)械設(shè)備及配件、儀器儀表、機(jī)電設(shè)備、電腦及配件、辦公用品、勞保用品、農(nóng)齋產(chǎn)品、環(huán)保設(shè)備、新能源設(shè)備、裝飾裝潢材料銷售：貨物與技術(shù)的進(jìn)出口業(yè)務(wù)。(依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門批準(zhǔn)后，方可開展經(jīng)營活動(dòng)）市場為導(dǎo)向，重信譽(yù)，保質(zhì)量，想客戶之所想，急用戶之所急，全力以赴滿足客戶的一切需要。遠(yuǎn)大通用閥門始終以質(zhì)量為發(fā)展，把顧客的滿意作為公司發(fā)展的動(dòng)力，致力于為顧客帶來***的[ "閥門", "", "", "" ]。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/463350.html</p></div></div></div></div></div><div id="2a75mdz" class="page-right twoColRt"><div id="txy7uvh" class="box01 margin10 clearfix"><h3><a 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