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誠信為本河北長洪管業(yè)供應(yīng)</h1><div id="88yyahy" class="proBig"><div id="392i8iu" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/1/636969355116286444_jiazong01_1080995.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="i2yj8bi" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/1/636969355116286444_jiazong01_1080995.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vkmry7s" 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>河北省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>安徽法蘭批發(fā)</p><p><span>***更新：</span>2020-06-03 03:03:21</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="vkr3efw" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">河北長洪管業(yè)有限公司</a></p><p><span>聯(lián)系人：</span>賈世豪</p><p><span>郵箱: </span>2047452166@qq.com</p><p><span>電話: </span>17363075791</p><p><span>傳真: </span>0317_5538516</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0317-5538516</p><p><span>地址: </span>河北省滄州市孟村回族自治縣孟村鎮(zhèn)二街</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="nmt2ykw" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="ihovmqc" class="box"><p><p style="text-indent:25px">兩片法蘭盤之間加上密封墊，然后用螺栓緊固。不同壓力的法蘭厚度不同，它們使用的螺栓也不同。水泵和閥門，在和管道連接時，這些器材設(shè)備的局部，安徽法蘭批發(fā)，也制成相對應(yīng)的法蘭形狀，也稱為法蘭連接。凡是在兩個平面周邊使用螺栓連接同時封閉的連接零件，一般都稱為"法蘭"，如通風(fēng)管道的連接，安徽法蘭批發(fā)，這一類零件可以稱為"法蘭類零件"。但是這種連接只是一個設(shè)備的局部，如法蘭和水泵的連接，就不好把水泵叫"法蘭類零件"，安徽法蘭批發(fā)。比較小型的如閥門等，可以叫"法蘭類零件"。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽法蘭批發(fā)" src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/1/636969355116286444_jiazong01_1080995.jpg"></div><p style="text-indent:25px">除少數(shù)氫化劑外，可耐多種化學(xué)介質(zhì)的腐蝕，該法蘭具有優(yōu)異的耐酸、耐堿、耐侵蝕性、不會生銹，不會侵蝕，不會滋生，無電化學(xué)侵蝕。平焊法蘭和其他法蘭一樣主要是應(yīng)用在管道的連接安裝中，這種法蘭時管道施工中的重要連接方式，主要是連接管與管之間的橋梁，主要是把兩個管道、管件或者器首先固定在一個法蘭盤上，再在兩個法蘭之間加上法蘭墊，用螺栓緊固在一起，這樣便完成了連接。法蘭的另一層意思為：按照國家標(biāo)準(zhǔn)要求的尺寸、公差范圍等生產(chǎn)的法蘭盤，區(qū)別于不按標(biāo)準(zhǔn)尺寸生產(chǎn)的法蘭片也稱二標(biāo)法蘭(有人叫非標(biāo)法蘭是不正確的)，通常一些無良商家會減少法蘭盤厚度、外徑兩項尺寸來達(dá)到節(jié)省材料的目的，還有用廢舊鋼材或邊角料鋼材加工法蘭，通常這種鋼材是化學(xué)成分和力學(xué)性能不達(dá)標(biāo)的廢料，更有甚者用黑鋼廠私煉鋼生產(chǎn)法蘭，這種私煉鋼使用的煉鋼技術(shù)陳舊無法保證力學(xué)性能和焊接性能，使用時有可能無法和鋼管焊接，或者鋼材本身有裂縫、氣孔等焊接上去后也會漏水。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽法蘭批發(fā)" src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/1/636969355104283530_jiazong01_6814233.jpg"></div><p style="text-indent:25px">爐體密封性。對焊法蘭光亮退火爐應(yīng)是封閉的，與外界空氣隔絕；采用氫氣作維護(hù)氣的，只有一個排氣口是通的（用來點燃排出的氫氣）。查看的辦法可以用肥皂水抹在退火爐各個接頭縫隙處，看是否跑；其中*簡單跑氣的當(dāng)?shù)厥峭嘶馉t進(jìn)管子的當(dāng)?shù)睾统龉茏拥漠?dāng)?shù)?，這個當(dāng)?shù)氐拿芊馊μ貏e簡單磨損，要常常查看常常換。四、維護(hù)氣壓力。為了防止對焊法蘭呈現(xiàn)微漏，爐內(nèi)維護(hù)氣應(yīng)保持必定的正壓，如果是氫氣維護(hù)氣，一般要求20kBar以上。碳鋼對焊法蘭在生產(chǎn)和運用中按照必定的準(zhǔn)則和原理生產(chǎn)和運用，確?？梢园凑照_的辦法和辦法運用，提供杰出的運用的價值和作用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽法蘭批發(fā)" src="http://tyunfile.71360.com/UpLoadFile/2019/6/24/1/636969355126574656_jiazong01_4798287.jpg"></div></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/125733.html</p></div></div></div></div></div><div id="nszlsja" class="page-right twoColRt"><div id="3yz8ary" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="gac3888" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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