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class="content"><p>會(huì)造成殼體及密封面的外漏或內(nèi)漏；零部件的綜合機(jī)械性能、強(qiáng)度和鋼度滿足不了使用要求甚至斷裂。導(dǎo)致液化天然氣介質(zhì)泄漏引起。因此，在開發(fā)、設(shè)計(jì)、研制液化天然氣閥門的過程中，材質(zhì)是首要關(guān)鍵的問題。閥體、閥蓋采用：LCB(-46℃)、LC3(-101℃)、CF8（304）(-196℃).我廠對(duì)所的低溫閥門經(jīng)特殊的低溫處理，將粗加工的零件置于介質(zhì)中數(shù)小時(shí)（2-6小時(shí)），以釋放應(yīng)力，確保材料的低溫性能，保證精加工尺寸，以防閥門在低溫工況時(shí)，因溫度變化造成變形而導(dǎo)致的泄漏。型號(hào)、材料及主要參數(shù)產(chǎn)品型號(hào)DQ41F-10C-100DQ41F-10P-100PDQ47F-10C-100DQ47F-10P-100P閥體LCBCF8球體304304閥桿304304密封圈PTFEPTFE填料PTFE+O形圈PTFE+O形圈適用介質(zhì)水、油、蒸汽等酸等腐蝕性介質(zhì)適用溫度-50-29℃-196-29℃蝸輪低溫球閥DQ后插入“3”表示。鍛鋼球閥設(shè)備，就選溫州霸球閥門制造有限公司，用戶的信賴之選。西藏美標(biāo)鍛鋼球閥</p><p style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西藏美標(biāo)鍛鋼球閥,鍛鋼球閥" src="https://img01.71360.com/w3/veok0p/20231219/e795adf48b10a25669bff029d1b256a5.png?wmk=861465591473639424"></p><p>產(chǎn)品性能參數(shù)：公稱通徑DN15-200mm公稱壓力適用介質(zhì)液氧、液氮、液氬、液化天然氣、液態(tài)二氧化碳、液態(tài)丙烷、液氨等適用溫度-196℃～+80℃產(chǎn)品主要零件材料：閥體0Cr18Ni9球體0Cr18Ni9閥桿0Cr18Ni9填料、密封圈PTFEDQ41F低溫球閥產(chǎn)品工作原理和用途：系列低溫球閥主要適用于乙烯、液化天然氣等化工裝置上，輸出的液態(tài)低溫介質(zhì)如乙烯、液氧、液氫等。這類介質(zhì)不但易燃易爆，而且在升溫時(shí)要?dú)饣?、氣化是體積膨脹數(shù)百倍。而且這些介質(zhì)滲透力強(qiáng)，易泄露，加工制造比較困難。產(chǎn)品結(jié)構(gòu)特點(diǎn)：1.承壓件的材料能承受介質(zhì)溫度的變化而引起的膨脹、收縮、密封部位的結(jié)構(gòu)在溫度變化時(shí)不會(huì)產(chǎn)生變形。用于-100℃以下工況時(shí)，閥門零件在精加工前應(yīng)進(jìn)行深冷處理，即將零件浸放在液氮箱中進(jìn)行，當(dāng)零件溫度達(dá)到-192℃時(shí)，開始保溫1-2h，然后取出箱外自然處理到常溫，重溫循環(huán)2次。2、閥蓋采用長(zhǎng)勁結(jié)構(gòu)，其目的保護(hù)填料函的功能，使填料函處于離低溫較遠(yuǎn)的位置，保證填料的密封效果，同時(shí)還可以纏繞保冷材料，防止冷能損失。長(zhǎng)頸的頸長(zhǎng)可根據(jù)使用溫度和保冷材料的厚度來選擇不同的長(zhǎng)度。當(dāng)填料密封效果降低時(shí)，可以從填料函中間加入潤(rùn)滑脂形成油封層，降低填料函的壓差，提高密封性能。山東固定式鍛鋼球閥價(jià)格溫州霸球閥門制造有限公司鍛鋼球閥設(shè)備獲得眾多用戶的認(rèn)可。</p><p style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西藏美標(biāo)鍛鋼球閥,鍛鋼球閥" src="https://img01.71360.com/w3/veok0p/20231219/b6d1a216b5cc671093565570fb4a6e11.png?wmk=861465591473639424"></p><p>低溫浮動(dòng)球閥和低溫固定球閥兩類,對(duì)于溫度高于-50℃,一般不采用長(zhǎng)頸結(jié)構(gòu),對(duì)于溫度低于-50℃的球閥,頸部長(zhǎng)度T一般為250mm,或根據(jù)我公司的設(shè)計(jì)和計(jì)算確定.低溫球閥主要用于輸出液態(tài)低溫介質(zhì)如乙烯、液氧、液氫、液化天然氣、液化石油產(chǎn)品等，不但易燃易爆，而且在升溫時(shí)要?dú)饣?，氣化時(shí)，體積膨脹數(shù)百倍。液化天然氣閥門的材料非常重要，材質(zhì)不合格，會(huì)造成殼體及密封面的外漏或內(nèi)漏；零部件的綜合機(jī)械性能、強(qiáng)度和鋼度滿足不了使用要求甚至斷裂。導(dǎo)致液化天然氣介質(zhì)泄漏引起。因此，在開發(fā)、設(shè)計(jì)、研制液化天然氣閥門的過程中，材質(zhì)是首要關(guān)鍵的問題。閥體、閥蓋采用：LCB(-46℃)、LC3(-101℃)、CF8（304）(-196℃).我廠對(duì)所的低溫閥門經(jīng)特殊的低溫處理，將粗加工的零件置于介質(zhì)中數(shù)小時(shí)（2-6小時(shí)），以釋放應(yīng)力，確保材料的低溫性能，保證精加工尺寸，以防閥門在低溫工況時(shí)，因溫度變化造成變形而導(dǎo)致的泄漏。型號(hào)、材料及主要參數(shù)產(chǎn)品型號(hào)DQ41F-10C-100DQ41F-10P-100PDQ47F-10C-100DQ47F-10P-100P閥體LCBCF8球體304304閥桿304304密封圈PTFEPTFE填料PTFE+O形圈PTFE+O形圈適用介質(zhì)水、油、蒸汽等酸等腐蝕性介質(zhì)適用溫度-50-29℃-196-29℃蝸輪低溫球閥DQ后插入“3”表示。</p><p>浮動(dòng)式鍛鋼球閥Q(3、6、7、8、9)4（6）1F(Y、N、P)的主要特點(diǎn)是本身結(jié)構(gòu)緊湊，密封可靠，結(jié)構(gòu)簡(jiǎn)單，維修方便，密封面與球面常在閉合狀態(tài)，不易被介質(zhì)沖蝕，易于操作和維修，適用于水、溶劑、酸和天然氣等一般工作介質(zhì)，而且還適用于工作條件惡劣的介質(zhì)，如氧氣、過氧化氫、甲烷和乙烯等，在各行業(yè)得到廣泛的應(yīng)用。球閥閥體可以是整體的，也可以是組合式的。技術(shù)規(guī)范設(shè)計(jì)標(biāo)準(zhǔn)DesignStandardGB/T12237API608結(jié)構(gòu)長(zhǎng)度FacetoFaceGB/T12221法蘭尺寸FlangedSizeGB/T9113JB/T79檢查與實(shí)驗(yàn)Test＆InspectionJB/T9092API598注：系列閥門連接法蘭及對(duì)焊端尺寸可根據(jù)用戶要求設(shè)計(jì)制造。主要零件材質(zhì)序號(hào)零件名稱材質(zhì)GBASTM1側(cè)閥體WCBA216-WCB2螺母35A194-2H3墊片柔性石墨+不銹鋼柔性石墨+不銹鋼4螺柱35CrMoAA193-B75閥體WCBA216-WCB6閥座PTFEPTFE7球體25+ENPA105+ENP8閥桿1Cr13A182-F6a9墊片PTFEPTFE10填料柔性石墨柔性石墨11填料壓蓋WCBA216-WCB12螺釘35A194-2H13定位片Q235A碳鋼14擋圈65MnAISI156615手柄KT330-08A47-66723510尺寸及重量CLASS15010K(JIS)CLASS15010K(JIS)浮動(dòng)式鍛鋼球閥DNmmNPSin1/23/4111/411/2221/LB法蘭L-57-L400-10K。鍛鋼球閥設(shè)備，就選溫州霸球閥門制造有限公司，有需要可以聯(lián)系我司哦！</p><p style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西藏美標(biāo)鍛鋼球閥,鍛鋼球閥" src="https://img01.71360.com/w3/veok0p/20231219/48540b0e2a7553da74af09395a8a9f52.png?wmk=861465591473639424"></p><p>高耐腐蝕性：鍛鋼浮動(dòng)球閥采用好的不銹鋼材料制造，具有較好的耐腐蝕性，能夠在多種腐蝕性介質(zhì)中穩(wěn)定工作，減少了設(shè)備的維護(hù)和更換頻率。長(zhǎng)壽命：鍛鋼浮動(dòng)球閥的使用壽命長(zhǎng)，由于材料的品質(zhì)和工藝的精湛，使得閥門的使用壽命較長(zhǎng)，降低了使用成本。流體阻力?。哄戜摳?dòng)球閥的流阻小，流體通過閥門時(shí)壓力損失小，使得流體輸送更加順暢，降低了能源消耗。緊湊設(shè)計(jì)：鍛鋼浮動(dòng)球閥的結(jié)構(gòu)緊湊，使得在安裝和維修時(shí)更加方便。密封性能好：鍛鋼浮動(dòng)球閥的密封性能好，能夠更好的地防止流體泄漏，從而保證了管路系統(tǒng)的安全運(yùn)行。經(jīng)濟(jì)性：雖然鍛鋼浮動(dòng)球閥的價(jià)格相對(duì)較高，但由于其使用壽命較長(zhǎng)和維護(hù)方便等特點(diǎn)，使得它在長(zhǎng)期使用過程中具有較好的經(jīng)濟(jì)性。多種規(guī)格可選：鍛鋼浮動(dòng)球閥有多種規(guī)格可選。溫州霸球閥門制造有限公司致力于提供鍛鋼球閥設(shè)備，有需求可以來電咨詢！陜西高溫高壓鍛鋼球閥型號(hào)</p><p style="text-indent:25px">溫州霸球閥門制造有限公司是一家專業(yè)提供鍛鋼球閥設(shè)備的公司，期待您的光臨！西藏美標(biāo)鍛鋼球閥</p><p>手動(dòng)法蘭鑄鋼球閥Q41F鑄鋼軟密封球閥工業(yè)Q41F球閥球閥優(yōu)點(diǎn)球閥是被廣采用的一種新型閥門，它具有以下優(yōu)點(diǎn):1.流體阻力小，其阻力系數(shù)與同長(zhǎng)度的管段相等。2.結(jié)構(gòu)簡(jiǎn)單、體積小、重量輕。3.緊密可靠，球閥的密封面材料廣使用塑料，密封性好，在真空系統(tǒng)中也已廣使用。4.操作方便，開閉迅速，從全開到全關(guān)只要旋轉(zhuǎn)90，便于…球閥系列法蘭球閥查看詳情不銹鋼高平臺(tái)球閥法蘭球閥主要用于截?cái)嗷蚪油ń橘|(zhì)，也可用于流體的調(diào)節(jié)與控制。選用不同的材質(zhì)，可分別適用于水、蒸汽、油品、液化氣、天然氣、煤氣、硝酸、醋酸、氧化性介質(zhì)、尿素等多種介質(zhì)...球閥系列不銹鋼球閥查看詳情燃?xì)庥们蜷y燃?xì)夤艿烙们袛嚅y門Q41F-16C/P不銹鋼球閥浮動(dòng)球球閥的結(jié)構(gòu)簡(jiǎn)單，密封性好，但球體承受工作介質(zhì)的載荷全部傳給了出口密封圈，因此要考慮密封圈材料能否經(jīng)受得住球體介質(zhì)的工作載荷。這種結(jié)構(gòu)，廣用于中低壓球閥。適用介質(zhì)：軟密封球閥適用溫度在0-150無腐蝕性管路中；硬密封球閥適用溫度在0-350無腐蝕型管路中球閥系列天然氣球閥查看詳情法蘭球閥流動(dòng)阻力小，全徑球閥打開時(shí)，球閥開口呈O型，也稱作O型球閥。球體通道、閥體通道和連接管徑相等并成一直徑，介質(zhì)沒有任何流體阻力。西藏美標(biāo)鍛鋼球閥</p></div> </div> <div id="8gzv3zcq3zww" class="sxp"> <ul> <li>上一篇：<a href="http://plasticsurgerycash.com/Article/27f499968.html" 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