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href="http://www.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_jnsbrt/">節(jié)能設(shè)備</a>?<a href="http://www.cdcfah.com/cp/third-jnsbrt_qtjnsbyx/">其他節(jié)能設(shè)備</a>?伊犁鑄鋼閥門哪家好新疆遠(yuǎn)大通用閥門供應(yīng)</p><div id="3j3sklh" class="leftbox clearfix"><h1>伊犁鑄鋼閥門哪家好新疆遠(yuǎn)大通用閥門供應(yīng)</h1><div id="ewmi9cn" class="proBig"><div id="ovmibwm" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864797431641/5717140.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="he3ypvw" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864797431641/5717140.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="kcy7syz" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>伊犁鑄鋼閥門哪家好,閥</p><p><span>***更新：</span>2020-10-16 04:05:27</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="g8y82de" 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</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="8n4zop3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="pyugupi" class="box"><p><p> 閥門性能檢測要求1、閥門某一規(guī)格批量制造時，應(yīng)委托官方性機(jī)構(gòu)進(jìn)行以下性能的檢測：①閥門在工壓狀況下的啟閉力矩；②閥門在管道輸水狀況下的流阻系數(shù)的檢測。2、閥門在出廠前應(yīng)進(jìn)行以下的檢測：①閥門在開啟狀況下，閥體應(yīng)承受閥門工壓值二倍的內(nèi)壓檢測；②閥門在關(guān)閉狀況下，兩側(cè)分別承受11倍閥門工壓值，無滲漏；但金屬密封的蝶閥，滲漏值亦不大于相關(guān)要求。閥門密封要求閥門的密封性能是指閥門各密封部位阻止介質(zhì)泄漏的能力，伊犁鑄鋼閥門哪家好，它是閥門很重要的技術(shù)性能指標(biāo)。閥門的密封部位有三處：啟閉件與閥座兩密封面間的接觸處；填料與閥桿和填料函的配合處；閥體與閥蓋的連接處，伊犁鑄鋼閥門哪家好。其中前一處的泄漏叫做內(nèi)漏，也就是通常所說的關(guān)不嚴(yán)，它將影響閥門截斷介質(zhì)的能力。對于截斷閥類來說，內(nèi)漏是不允許的。后兩處的泄漏叫做外漏，即介質(zhì)從閥內(nèi)泄漏到閥外。外漏會造成物料損失，污染環(huán)境，嚴(yán)重時還會造成事件。對于易燃易爆、0或有放射的介質(zhì)，外漏更是不能允許的，因而閥門必須具有可靠的密封性能。閥門其他要求1、裝配完成的閥門用氮?dú)庵辽俅祾?分鐘。2、氣密試驗(yàn)必須是用純凈的氮?dú)狻?，伊犁鑄鋼閥門哪家好、氣密試驗(yàn)合格后進(jìn)行包封，用干凈聚乙烯帽密封，聚乙烯帽使用前應(yīng)用有機(jī)溶劑浸泡，擦拭干凈。昌吉市氣動三通閥門生產(chǎn)廠家。伊犁鑄鋼閥門哪家好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="伊犁鑄鋼閥門哪家好,閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864797431641/5717140.jpg"></div><p> 不宜選用截止閥和閘閥，因?yàn)樗鼈兊拿芊饷嫒菀妆晃鼍Ш统恋砦锬p。因此，應(yīng)選用球閥或旋塞閥較合適；也可選平板閘閥，但**好采用夾管閥。在閘閥的選型上，明桿單閘板比暗桿雙閘板適應(yīng)腐蝕性介質(zhì)；單閘板適于粘度大的介質(zhì)；楔式雙閘板對高溫和對密封面變形的適應(yīng)性比楔式單閘板要好，不會出現(xiàn)因溫度變化產(chǎn)生卡現(xiàn)象，特別是比不帶彈性的單閘板優(yōu)越。需要準(zhǔn)確的調(diào)節(jié)小流量時，不宜需要截止閥，應(yīng)采用針型閥或節(jié)流閥。在需要保持閥后的壓力穩(wěn)定時，應(yīng)采用減壓閥。對高壓和超高壓介質(zhì)，常采用直角式截止閥，因?yàn)橹苯鞘浇刂归y通常是鍛鋼制作的，鍛鋼的耐壓能力相對比鑄鋼強(qiáng)。2.經(jīng)濟(jì)合理性對腐蝕性介質(zhì)，如果溫度和壓力不高，應(yīng)盡量采用非金屬閥門；如果溫度和壓力較高，可用襯里閥門，以節(jié)約貴重金屬。在選擇非金屬閥門時，仍應(yīng)考慮經(jīng)濟(jì)合理性。例如，在能夠用聚氯乙烯的情況下，就不用聚四氟乙烯，因?yàn)榫鬯姆蚁┍染勐纫蚁┑膬r格要高。對溫度較高、壓力較大的場合，應(yīng)根據(jù)溫壓表，若普通碳素鋼閥門能滿足使用要求，就不宜采用合金鋼閥門，因?yàn)楹辖痄撻y門價格要高得多。對于粘度較大的介質(zhì)，要求有較小的流阻，應(yīng)采用Y型直流式截止閥、閘閥、球閥、旋塞閥等流阻小的閥門。烏魯木齊低壓閥門生產(chǎn)烏魯木齊平衡閥生產(chǎn)廠家。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="伊犁鑄鋼閥門哪家好,閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864802158203/3440819.jpg"></div><p> 閥門密封要求閥門的密封性能是指閥門各密封部位阻止介質(zhì)泄漏的能力，它是閥門重要的技術(shù)性能指標(biāo)。閥門的密封部位有三處：啟閉件與閥座兩密封面間的接觸處；填料與閥桿和填料函的配合處；閥體與閥蓋的連接處。其中前一處的泄漏叫做內(nèi)漏，也就是通常所說的關(guān)不嚴(yán)，它將影響閥門截斷介質(zhì)的能力。對于截斷閥類來說，內(nèi)漏是不允許的。后兩處的泄漏叫做外漏，即介質(zhì)從閥內(nèi)泄漏到閥外。外漏會造成物料損失，污染環(huán)境，嚴(yán)重時還會造成。對于易燃易爆、或有放射的介質(zhì)，外漏更是不能允許的，因而閥門必須具有可靠的密封性能。閥門其他要求1、裝配完成的閥門用氮?dú)庵辽俅祾?分鐘。2、氣密試驗(yàn)必須是用純凈的氮?dú)狻?、氣密試驗(yàn)合格后進(jìn)行包封，用干凈聚乙烯帽密封，聚乙烯帽使用前應(yīng)用有機(jī)溶劑浸泡，擦拭干凈。4、然后用真空袋進(jìn)行密封。5、后裝箱。6、運(yùn)輸過程中要采取措施保證包封不破損。閥門清洗步驟編輯閥門的零部件在組裝前必須經(jīng)過以下過程處理：1、根據(jù)加工要求，部分零部件需要做拋光處理，表面不能有加工毛刺等；2、所有零部件進(jìn)行脫脂處理；3、脫脂完成后進(jìn)行酸洗鈍化，清洗劑不含磷；4、酸洗純化后用純凈水沖洗干凈，不能有藥劑殘留，碳鋼部件省去此步驟。</p><p> 由計算出的安全閥的定壓值決定彈簧或杠桿的調(diào)壓范圍，根據(jù)使用介質(zhì)決定安全閥的材料和結(jié)構(gòu)形式，根據(jù)安全閥的排放量計算出安全閥的噴嘴截面積或噴嘴直徑，以選取安全閥型號和個數(shù)。彈簧直接載荷式安全閥的工作壓力等級如表2-5所示，共有五種工作壓力級。選擇時，除注明產(chǎn)品型號、名稱、介質(zhì)、溫度外，還應(yīng)注明彈簧的壓力級別。表2-5彈簧安全閥工作壓力級公稱壓力PN/MPa工作壓力/MPaρⅠρⅡρⅢρⅣρⅤ＞～＞～＞16～20＞～＞～＞20～25＞～＞～＞～＞～＞～＞～＞～＞22～25＞～＞～＞～＞～＞～＞～＞10～13＞25～29＞～＞～＞～＞～＞～＞～10＞13～16＞29～32安全閥的進(jìn)口和出口分別處于高壓和低壓兩側(cè)，所以連接法蘭也相應(yīng)采用不同的壓力等級，如表2-6所示。表2-6安全閥進(jìn)出口法蘭壓力級MPa安全閥公稱壓力進(jìn)口法蘭壓力級出口法蘭壓力級當(dāng)介質(zhì)經(jīng)由安全閥排放時，其壓力降低，體積膨脹，流速增加，故安全閥的出口通徑大于進(jìn)口通徑。對于微啟式安全閥，其出口通徑可等于進(jìn)口通徑，這是因其排量小，又常用于液體介質(zhì)。而全啟式安全閥的排量大，多用于氣體介質(zhì)，故其出口通徑一般比公稱通徑大一級。進(jìn)出口通徑按表2-7選用。吐魯番氣動三通閥門生產(chǎn)廠家。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="伊犁鑄鋼閥門哪家好,閥" src="https://tyunfile.71360.com/UploadFile/Ydfm123/637230864797236328/4037437.jpg"></div><p> ⑵球墨鑄鐵閥門耐蝕性較強(qiáng)，能在一定濃度的***、硝酸、***、酸性鹽中工作。但是不耐氟酸、強(qiáng)堿、鹽酸和三氯化鐵熱溶液的腐蝕。使用時要避免驟熱、驟冷，否則會破裂。⑶鎳鑄鐵閥門耐堿性能比灰鑄鐵、球墨鑄鐵閥門強(qiáng)；用于稀***、稀鹽酸和苛性堿中，鎳鑄鐵是一種理想的閥用材料。2.碳素鋼閥門碳素鋼閥門的耐蝕性能與灰鑄鐵相近，稍遜于灰鑄鐵。3.不銹鋼閥門不銹鋼閥門耐大氣性優(yōu)良，能耐硝酸和其它氧化性介質(zhì)，也能耐堿、水、鹽、有機(jī)酸及其它有機(jī)化合物的腐蝕。但不耐***、鹽酸等非氧化性酸的腐蝕，也不耐干燥的氯化氫、氧化性的氯化物和草酸、乳酸等有機(jī)酸。含鉬2%～4%的不銹鋼，如Cr18Ni12Mo2Ti等，其耐蝕性能比鉻鎳不銹鋼更為優(yōu)越，它在非氧化性酸和熱的有機(jī)酸、氯化物中的耐酸性能比鉻鎳不銹鋼好，抗孔蝕性也好。含鈦或鈮的不銹鋼對晶間腐蝕有較強(qiáng)的抗力。含高鉻、高鎳的不銹鋼，其耐蝕性能比普通不銹鋼更高，可用于處理***、***、混酸、亞***、有機(jī)酸、堿、鹽溶液、硫化氫等，甚至可用于某些濃度下的高溫場合。但不耐濃或熱的鹽酸、濕的氟、氯、溴、碘、王水等的腐蝕。4.銅閥門銅閥門對水、海水、多種鹽溶液、有機(jī)物有良好的耐蝕性能。新疆黃銅絲扣截止閥批發(fā)。伊犁電動球閥閥門大全</p><p style="text-indent:25px">克拉瑪依黃銅絲扣過濾器球閥的價格.伊犁鑄鋼閥門哪家好</p><p> 表2-11閘閥參數(shù)名稱型號公稱壓力PN/MPa適用介質(zhì)適用溫度≤/℃公稱通徑DN/mm楔式雙閘板閘閥Z42W-1煤氣100300～500傘齒輪傳動楔式雙閘板閘閥Z542W-1600～1000電動楔式雙閘板閘閥Z942W-1600～1400電動暗桿楔式雙閘板閘閥水1600，1800電動暗桿楔式閘閥Z945T-61200，1400楔式閘閥Z41T-10蒸汽、水20050～450楔式閘閥Z41W-10油品20050～450電動楔式閘閥Z941T-10蒸汽、水200100～450平行式雙閘板閘閥Z44T-1050～400平行式雙閘板閘閥Z44W-10油品10050～400液動楔式閘閥Z741T-10水100～600電動平行式雙閘板閘閥Z944T-10蒸汽、水200100～400電動平行式雙閘板閘閥Z944W-10油品100100～400暗桿楔式閘閥Z45T-10水50～700暗桿楔式閘閥Z45W-10油品50～450正齒輪傳動暗桿楔式閘閥Z455T-10水800，900，1000電動暗桿楔式閘閥Z945T-10水100～1000電動暗桿楔式閘閥Z945W-10油品100450楔式閘閥Z40H-16C油品、蒸汽、水350200～400電動楔式閘閥Z940H-16C200～400氣動楔式閘閥Z640H-16C200～500楔式閘閥Z40H-16Q65～200電動楔式閘閥Z940H-16Q65～200楔式閘閥Z40W-16P硝酸類100200，250，300楔式閘閥Z40W-16I醋酸類200，250。伊犁鑄鋼閥門哪家好</p><p style="text-indent:25px">新疆遠(yuǎn)大通用閥門有限公司是一家閥門的研發(fā)、銷售、維修；管網(wǎng)閥門集控系統(tǒng)的設(shè)計、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）的公司，是一家集研發(fā)、設(shè)計、生產(chǎn)和銷售為一體的專業(yè)化公司。公司自創(chuàng)立以來，投身于閥門，，，，是機(jī)械及行業(yè)設(shè)備的主力軍。遠(yuǎn)大通用閥門不斷開拓創(chuàng)新，追求出色，以技術(shù)為先導(dǎo)，以產(chǎn)品為平臺，以應(yīng)用為重點(diǎn)，以服務(wù)為保證，不斷為客戶創(chuàng)造更高價值，提供更優(yōu)服務(wù)。遠(yuǎn)大通用閥門始終關(guān)注自身，在風(fēng)云變化的時代，對自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使遠(yuǎn)大通用閥門在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1572101.html</p></div></div></div></div></div><div id="mbmymhn" class="page-right twoColRt"><div id="72ohi8k" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div 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