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src="https://tyunfile.71360.com/UploadFile/ygebgm/637324159270595703/8691067.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="nb8ahov" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637324159270595703/8691067.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8qs2jbo" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>新河機(jī)械密封件構(gòu)成,機(jī)械密封件</p><p><span>***更新：</span>2021-01-20 03:10:48</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="fevne8y" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">伊格爾博格曼機(jī)械密封（張家港）有限公司</a></p><p><span>聯(lián)系人：</span>閆女士</p><p><span>郵箱: </span>eaglebugmann@qq.com</p><p><span>電話: </span>18013293108</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://eaglebugmann.com</p><p><span>手機(jī): </span>0512-58756006</p><p><span>地址: </span>德積福民村（天霸路）</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="wxspmyv" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="zxel8rq" class="box"><p><p> 任何幾個孔之間弦距的總誤差如下表：公稱通徑Dg（mm）允許偏差（mm）≤500±600-1200±≤1800±2、安裝1）墊片應(yīng)保管好，不允許隨地放置。2）兩法蘭必須在同一中心線上并且平行。不允許用螺栓或尖頭撬杠插在螺栓孔內(nèi)校正法蘭，以免螺栓承受較大的應(yīng)力。3）安裝前應(yīng)仔細(xì)清理法蘭密封面及水線（密封線）。纏繞式墊片用于沒用密紋狀密封線的法蘭，新河機(jī)械密封件構(gòu)成，但也可用于有水線（密封線）的法蘭。4）兩個法蘭間只能加一個墊片，不允許用多加墊片的辦法來消除兩個法蘭間隙過大的缺陷。5）墊片必須安裝正，不準(zhǔn)偏斜，以保證受壓均勻，也避免墊片伸入管內(nèi)受介質(zhì)沖蝕及引起渦流。6）根據(jù)目前現(xiàn)有的工具旋緊螺母時，當(dāng)螺母在M22以下時，采用力矩扳手?jǐn)Q緊，螺母在M27以上時可采用電動力矩扳手緊固7）為保證墊片受壓均勻，螺栓要對稱的均勻分2-3次擰緊。8）為了避免在擰緊螺母時，螺栓產(chǎn)生彎曲、咬住，凡法蘭背面較粗糙的，應(yīng)在螺母下加上一墊圈。9）安裝螺栓及螺母時，應(yīng)在螺栓兩端涂抹防藥劑、鱗狀石墨粉或潤滑劑。10）不允許混用螺栓及漏裝墊片。11）因上緊螺栓是在冷態(tài)時進(jìn)行的，當(dāng)溫度升高后會產(chǎn)生松弛，新河機(jī)械密封件構(gòu)成。凡介質(zhì)溫度在300℃以上，新河機(jī)械密封件構(gòu)成、Pg≤40千克/平方厘米的法蘭。蘇州109-55機(jī)械密封件。新河機(jī)械密封件構(gòu)成</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="新河機(jī)械密封件構(gòu)成,機(jī)械密封件" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324159270595703/8691067.png"></div><p> 動環(huán)部分與軸套連為一整體，整套機(jī)械密封集裝化，簡化了安裝工藝，泵外調(diào)整，使得安裝機(jī)械密封更為簡單。在化工、造紙、污水等行業(yè)中***使用。磨擦副材質(zhì)與輔助密封材質(zhì)請根據(jù)實際工況選用。適用范圍：被密封介質(zhì)：油、水、污水、弱酸、弱堿及含少量微顆粒的溶液等。密封腔壓力：≤2Mpa密封腔溫度：-30℃~200℃線速度：≤25m/sHQ901型HQ901型機(jī)械密封屬外裝式、單端面、多彈簧、靜止式、平衡型結(jié)構(gòu)、彈簧與介質(zhì)不接觸，軸向尺寸較短?？纱婀羌苡头猓b化設(shè)計，簡化安裝工藝，安裝更為簡單方便。磨擦副材質(zhì)與輔助密封材質(zhì)請根據(jù)實際工況選用。適用范圍：被密封介質(zhì)：油、水等液體。密封腔壓力：≤：-20℃~160℃線速度：≤20m/sHQ902型HQ902型機(jī)械密封為單端面、平衡型、多彈簧、靜止式機(jī)械密封。彈簧與介質(zhì)不接觸，集裝化設(shè)計，使得安裝更為簡單。磨擦副材質(zhì)與輔助密封材質(zhì)請根據(jù)實際工況選用。適用范圍：被密封介質(zhì)：油、水、污水、酸、堿溶液。密封腔壓力：≤：-20℃~160℃線速度：≤20m/sHG9型HG9型機(jī)械密封屬于單端面，非平衡橡膠波紋管結(jié)構(gòu)，HG9型機(jī)械密封其G60符合DIN24960標(biāo)準(zhǔn)、G50符合歐洲標(biāo)準(zhǔn)，G55符合美國標(biāo)準(zhǔn)，其浮動調(diào)節(jié)性能好，可以增強(qiáng)或減少彈簧的圈數(shù)。河北機(jī)械密封件廠家常熟YM109機(jī)械密封件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="新河機(jī)械密封件構(gòu)成,機(jī)械密封件" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324159243330078/3259555.png"></div><p> 采用柔性石墨帶或柔性石墨編制填料，經(jīng)模壓制成不同尺寸的環(huán)狀產(chǎn)品。適應(yīng)于熱水、高溫、高壓蒸汽、熱交換液、氮氣、有機(jī)溶劑、碳?xì)浠衔?、低溫液體等介質(zhì)。用于壓縮機(jī)、機(jī)泵、閥門、化工儀器、儀表等。壓力(Mpa):25溫度(℃):-200～850線速度(m/s):30PH值:0～14石墨環(huán)分為柔性石墨和碳-石墨環(huán)。碳-石墨環(huán)主要用在機(jī)械旋轉(zhuǎn)部位的密封。碳-石墨環(huán)具有耐高溫耐腐蝕耐磨損的特性。石墨環(huán)性能與特點：1、石墨環(huán)自潤滑性好2、石墨環(huán)回彈系數(shù)高3、石墨環(huán)可以根據(jù)用戶需要，按45°斜切口六工石墨環(huán)使用及保養(yǎng)：石墨環(huán)破損或鑄造出的鋁棒在水路沒有阻塞的情況下，鋁棒表面粗糙，則必須更換石墨環(huán)。1、松開結(jié)晶器的四粒螺栓，將結(jié)晶器從模臺上取下。2、取下三個O型密封圈，用**工具旋下壓環(huán)取出轉(zhuǎn)接板。3、松開結(jié)晶器的兩粒內(nèi)六角螺栓，將結(jié)晶器分成兩片，注意取下一個O型圈在兩片模間。4、在一個小旋轉(zhuǎn)臺上將結(jié)晶器上環(huán)反轉(zhuǎn)放并旋轉(zhuǎn)，用液化石油氣***加熱結(jié)晶器直至石墨環(huán)掉下。5、放正結(jié)晶器上環(huán)并裝上新的石墨環(huán)，注意加小許材料壓著石墨環(huán)。在石墨環(huán)熱時涂一次豬油。6、自然冷卻后裝回所有材料并清理干凈，注意小O型圈及其位置，溢水孔對齊。</p><p> 機(jī)械密封由靜環(huán)、動環(huán)、補(bǔ)償緩沖機(jī)構(gòu)、輔助密封環(huán)和傳動機(jī)構(gòu)組成。靜環(huán)與動環(huán)的端面垂直于泵的軸線且相互貼合，構(gòu)成旋轉(zhuǎn)密封面。靜環(huán)與壓蓋，動環(huán)與軸均以輔助密封環(huán)進(jìn)行密封，以補(bǔ)償緩沖機(jī)構(gòu)作用推動密封環(huán)沿泵軸向運(yùn)動，保持動環(huán)與靜環(huán)的端面相貼，并對密封環(huán)端面的磨損進(jìn)行補(bǔ)償。01機(jī)械密封的主要特性參數(shù)1.軸徑：泵機(jī)械密封的軸徑范圍一般為6~200mm，特殊的可達(dá)400mm，泵的軸徑通常是以強(qiáng)度要求確定的，經(jīng)圓整或使用軸套調(diào)制以符合機(jī)械密封標(biāo)準(zhǔn)軸徑。2.轉(zhuǎn)速：一般與泵的轉(zhuǎn)速相同，一般離心泵的轉(zhuǎn)速為≤3000r/min；高速離心泵≤8000r/min；特殊泵≤4000r/min。3.密封面平均圓周線速度：指密封端面平均直徑的圓周線速度。密封面平均線速度，對密封面（即摩擦副）的發(fā)熱和磨損影響較大。一般機(jī)械密封的圓周線速度≤30m/s；應(yīng)用彈簧靜止型機(jī)械密封的圓周線速度≤100m/s；特殊可達(dá)≤150m/s。4.端面比壓：端面比壓pc是密封面上所承受的接觸壓力(MPa)。端面密封的端面比壓應(yīng)控制在合理范圍內(nèi)，過小會降低密封性能，過大會加劇密封面發(fā)熱和磨損。泵用機(jī)械密封合理的端面比壓值；內(nèi)裝式機(jī)械密封，一般取pc=；外裝式，取pc=。潤滑性較好時端面比壓可適當(dāng)增大。蘇州輕型機(jī)械密封件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="新河機(jī)械密封件構(gòu)成,機(jī)械密封件" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324159552197266/8126394.png"></div><p> 動力密封化工泵在與運(yùn)轉(zhuǎn)時，副葉輪所產(chǎn)生的壓頭平衡了主葉輪出口高壓液體，從而實現(xiàn)密封。停車時，副葉輪不起作用，因此必須同時配備停車密封裝置解決停車時可能產(chǎn)生的化工泵泄漏。副葉輪密封結(jié)構(gòu)簡單、密封可靠、使用壽命長，化工泵運(yùn)轉(zhuǎn)中可實現(xiàn)滴水不漏，因此在化工泵輸送含雜質(zhì)介質(zhì)的泵上經(jīng)常采用。填料密封軟填料密封盤根通常由較柔軟的線狀物編織而成，通過截面積是正方形的條狀物填充在密封腔體內(nèi)，靠壓蓋產(chǎn)生壓緊力，壓緊填料，迫使填料壓緊在密封表面(軸的外表面和密封腔)上，產(chǎn)生密封效果的徑向力，因而起密封作用。硬填料密封硬填料密封有開口環(huán)和分瓣環(huán)兩類。機(jī)械密封機(jī)封總是由旋轉(zhuǎn)部件（黃色部分）和靜止部件（橙色部分）兩大部分組成，兩相對運(yùn)動的動，靜環(huán)面成為密封的主密封面。機(jī)械密封亦稱端面密封，按國家有關(guān)標(biāo)準(zhǔn)定義為：由至少一對垂直于旋轉(zhuǎn)軸線的端面在流體壓力和補(bǔ)償機(jī)構(gòu)的彈力（或磁力）作用以及輔助密封的配合下保持貼合并相對滑動，而構(gòu)成的防止流體泄漏的裝置。螺旋密封螺旋密封也是動力密封的一種形式，它是在旋轉(zhuǎn)的軸上或者在軸的包容套上加工出螺旋槽，軸和套之間充有密封介質(zhì)。軸的旋轉(zhuǎn)使螺旋槽產(chǎn)生類似于泵的輸送作用。常熟109-25機(jī)械密封件。新河機(jī)械密封件構(gòu)成</p><p style="text-indent:25px">高新區(qū)波紋管機(jī)械密封件。新河機(jī)械密封件構(gòu)成</p><p> 2非金屬環(huán)腐蝕石墨環(huán)被腐蝕也是機(jī)械密封是小的重要原因之一，斷面溫度過高、浸漬樹脂選擇不當(dāng)、浸漬樹脂深度不夠等都是導(dǎo)致石墨環(huán)被腐蝕的原因。當(dāng)石墨環(huán)處于氧化性介質(zhì)中時，出冷卻不良或產(chǎn)生摩擦?xí)r，環(huán)境產(chǎn)生三四百度會促使石墨與氧化性介質(zhì)發(fā)生氧化反應(yīng)，使端面變得失去性能。3輔助密封圈及接觸部位的腐蝕不同的材料有不同的抗腐蝕性，輔助密封圈的材料一般選取具有彈性的橡膠，而橡膠被腐蝕后會使表面變得異常粗糙，失去原有的彈性。并且橡膠的耐高溫性能比較差，一般不超過兩百度。與輔助密封圈相接觸的部位處于相對靜止的狀態(tài)，二者之間的縫隙以及摩擦等都會是腐蝕產(chǎn)生的原因，并且腐蝕面一般較寬、較深。機(jī)泵機(jī)械密封的故障表現(xiàn)生產(chǎn)過程中，機(jī)泵機(jī)械密封泄露的原因有其本身的原因及外部原因，材料的選擇以及安裝方式和使用方式都會引起機(jī)械密封的失效，失效時的故障表現(xiàn)也各有差異，學(xué)會通過不同故障表現(xiàn)并做出正確及時的判斷能夠?qū)嶋H生產(chǎn)提供強(qiáng)有力的支持。1靜壓實驗時泄露機(jī)械密封裝置在安裝時由于員工不細(xì)心，經(jīng)常會使密封端面被碰傷以至于變形和損壞，清理不夠徹底，使得機(jī)械密封夾有顆粒狀雜質(zhì)。新河機(jī)械密封件構(gòu)成</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2923343.html</p></div></div></div></div></div><div id="povxe7x" class="page-right twoColRt"><div id="3ubtl8q" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ujqcjl3" class="recomPic likePro"><a 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