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class="container clearfix tcPro"><section class="home-main container clearfix"><div id="fol8byp" class="twoCol"><div id="c7pdacj" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jzjc/">建筑、建材</a>?<a href="http://www.cdcfah.com/cp/second-jzjc_gdxt/">管道系統(tǒng)</a>?<a href="http://www.cdcfah.com/cp/third-gdxt_rqxt/">燃氣系統(tǒng)</a>?廈門球墨鑄鐵管廠家直銷廈門常達管業(yè)供應(yīng)</p><div id="2cjqnkr" class="leftbox clearfix"><h1>廈門球墨鑄鐵管廠家直銷廈門常達管業(yè)供應(yīng)</h1><div id="xhurjqs" class="proBig"><div id="u887cuw" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/changdaguanye/637174758098535156/2627714.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="xczgi8e" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/changdaguanye/637174758098535156/2627714.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="xm8fmtf" 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>福建省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>廈門球墨鑄鐵管廠家直銷,球墨鑄鐵管</p><p><span>***更新：</span>2021-01-10 06:01:55</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="mb98u72" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">廈門常達管業(yè)有限公司</a></p><p><span>聯(lián)系人：</span>李先生</p><p><span>郵箱: </span>1067193638@qq.com</p><p><span>電話: </span>15392286572</p><p><span>傳真: </span>0592_2286572</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0592-2286572</p><p><span>地址: </span>廈門市集美區(qū)寧海二里</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="mgvh87e" class="page-proshow02"><p class="title">詳細說明</p><div id="odnzizg" class="box"><p><p> 管道的埋設(shè)深度應(yīng)根據(jù)冰凍程度、外部荷載與其它管道交叉等因素確定。在通常情況下，埋設(shè)深度可在冰凍線以下0.2米處，廈門球墨鑄鐵管廠家直銷，并符合如下條件：當(dāng)管徑大于100mm時，廈門球墨鑄鐵管廠家直銷，管頂小埋深為1.20米。設(shè)計溝槽底寬通常為管外徑加0.5米，并根據(jù)土質(zhì)狀況，確定開挖坡度（i）球墨鑄鐵管與其它管材一樣，均勻流的沿程水頭損失為hf=λ/dv2/2g，所不同的只是“λ”（水力摩阻系數(shù)），即水頭損失可按原鑄鐵管局部阻力損失計算，廈門球墨鑄鐵管廠家直銷。球墨鑄鐵管的出現(xiàn)為我國供水事業(yè)提供了一種性能優(yōu)良的新型管材。為了在工程中更好的應(yīng)用球墨鑄鐵管，設(shè)計與施工人員應(yīng)熟悉球墨鑄鐵管的特性，不斷地發(fā)現(xiàn)問題并加以解決，使設(shè)計更加合理、施工更加規(guī)范，使新型管材在供水工程中發(fā)揮更大的作用。 </p> <p> <br /> </p> <p> <br /> 關(guān)于離心球墨鑄鐵管我們應(yīng)該知道哪些方面？廈門球墨鑄鐵管廠家直銷</p> <span style="display:none;"></span><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廈門球墨鑄鐵管廠家直銷,球墨鑄鐵管" src="http://tyunfile.71360.com/UploadFile/changdaguanye/637174758098535156/2627714.jpg"></div><p> 球墨鑄鐵管是鑄鐵管的一種，在質(zhì)量上要求鑄鐵管的球化等級控制為1-3級（球化率》80%），所以材料本身的機械性能取得了較好的改善，具有鐵的本質(zhì)和的性能。退火后的球墨鑄鐵管，其金相**為鐵素體加少量珠光體，機械性能良好，防腐性能優(yōu)異、延展性能好，密封效果好，安裝簡易、主要用于市政、工礦企業(yè)給水、輸氣，輸油等。在鐵素體和珠光體基體上分布有一定數(shù)量的球狀石墨，根據(jù)公稱口徑及對延伸率的要求不同，基體**中的鐵素體和珠光體的比例有所不同，小口徑的珠光體比例通常般不大于百分之二**口徑的一般控制在百分之二十五左右。 </p> <p> <br /> </p> <p> <br /> 廈門離心球墨鑄鐵管商家關(guān)于離心球墨鑄鐵管的小知識有哪些？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廈門球墨鑄鐵管廠家直銷,球墨鑄鐵管" src="http://tyunfile.71360.com/UpLoadFile/2019/7/19/15/636991453921500704_changdaguanye_3045152.jpg"></div><p style="text-indent:25px">球墨鑄鐵管安裝要點：1．溝槽開挖溝槽底寬應(yīng)按下式計：B=D1+2(b1+b2)式中：B—管道溝槽底部的開挖寬度(mm) D1—管道結(jié)構(gòu)的外緣寬度(mm) b1—管道一側(cè)的工作面寬度(mm) b2—管道一側(cè)的支撐寬度(mm)2．溝槽支撐根據(jù)溝槽土質(zhì)、地下水、開槽斷面、荷載條件等因素進行設(shè)計，要求牢固可靠，防止塌方、支撐不得妨礙下管和穩(wěn)管。3． T型接口管道在垂直或水平方向轉(zhuǎn)彎處應(yīng)設(shè)支墩。應(yīng)根據(jù)管徑、轉(zhuǎn)角、工作壓力等因素經(jīng)計算確定支墩尺寸。4．輸送生活飲用水時，管道不應(yīng)穿過毒物污染區(qū)，如需穿過時應(yīng)采取防護措施。5．球墨鑄鐵管的外防腐蝕涂層應(yīng)根據(jù)敷管地的土質(zhì)情況來選擇鍍鋅和環(huán)氧瀝青涂層或更高要求的涂層。</p><p style="text-indent:25px">球墨鑄鐵管的公稱口徑為80～2200毫米，與灰口鑄鐵管相比，強度大、韌性好、管壁薄、金屬用量少、能承受較高的壓力，有效長度有5米，6米及8米；按壁厚不同分P、G兩級。是鑄鐵管材的發(fā)展方向。球墨鑄鐵管采用煉鐵高爐生產(chǎn)的低磷、低硫的鑄造鐵水，按當(dāng)前國際上先進的離心鑄造、退火工藝，水冷金屬型離心鑄管機澆鑄而成，經(jīng)過退火、承插口修整、水壓試驗、內(nèi)壁襯層水泥、水泥襯層養(yǎng)生、水磨水泥內(nèi)襯、外壁涂敷瀝青漆、瀝青漆烘烤、承口防銹處理、噴嘜頭及包裝等多道工序的精心處理，具有**度、高延伸率、耐腐蝕的鋼筋鐵骨。球墨鑄鐵管我們應(yīng)該注意哪一些方面？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廈門球墨鑄鐵管廠家直銷,球墨鑄鐵管" src="http://tyunfile.71360.com/UploadFile/changdaguanye/637174757847832031/2981332.jpg"></div><p style="text-indent:25px">我國球墨鑄鐵管的行業(yè)起步于20世紀(jì)90年代初，在中國城鎮(zhèn)供水協(xié)的大力支持下發(fā)展迅猛，經(jīng)過近20年的實踐使用，其安全性、實用性已被供水行業(yè)普遍認可，2008年國內(nèi)年產(chǎn)量已達到220萬噸，是1990年的11倍。由于我國是一個水資源缺乏的地方，缺水城市為600多個，嚴(yán)重缺水城市為200多個，供水節(jié)水事業(yè)方興未艾，球墨鑄鐵管有著廣闊的發(fā)展前景。廈門常達管業(yè)有限公司成立于2015年4月，座落于美麗的廈門，主營銷售不銹鋼管、PSP鋼塑復(fù)合壓力管、離心球墨鑄鐵管及配套管件、鑄造制品等相關(guān)業(yè)務(wù)。公司為客戶提供***的球墨鑄鐵管道系統(tǒng)，和各大管道品牌有著良好而深遠的合作，擁有豐富的產(chǎn)品種類，能為客戶提供品種齊全的管道及管件。球墨鑄鐵管哪些方面我們應(yīng)該知道？廈門球墨鑄鐵管廠家直銷</p><p style="text-indent:25px">球墨鑄鐵管有什么優(yōu)點？廈門球墨鑄鐵管廠家直銷</p><p style="text-indent:25px">球墨鑄鐵管在中低壓管網(wǎng)(一般用于6MPa以下)，具有運行安全可靠，破損率低，施工維修方便、快捷，防腐性能優(yōu)異等。新開發(fā)的"巖盾"系列管道可以適用于非開挖施工，廣泛應(yīng)用在過河、穿路、穿越建筑的管線施工中。"賽鋅"系列管道則使用特殊鋅鋁合金外噴涂工藝，數(shù)倍提高管道的耐腐蝕性能，常常用于腐蝕性較強的土壤施工中。廈門常達管業(yè)有限公司成立于2015年4月，座落于美麗的廈門，主營銷售不銹鋼管、PSP鋼塑復(fù)合壓力管、離心球墨鑄鐵管及配套管件、鑄造制品等相關(guān)業(yè)務(wù)。公司為客戶提供***的球墨鑄鐵管道系統(tǒng)，和各大管道品牌有著良好而深遠的合作，擁有豐富的產(chǎn)品種類，能為客戶提供品種齊全的管道及管件。廈門球墨鑄鐵管廠家直銷</p><p style="text-indent:25px">廈門常達管業(yè)有限公司是一家有著雄厚實力背景、信譽可靠、勵精圖治、展望未來、有夢想有目標(biāo)，有組織有體系的公司，堅持于帶領(lǐng)員工在未來的道路上大放光明，攜手共畫藍圖，在福建省廈門市等地區(qū)的建筑、建材行業(yè)中積累了大批忠誠的客戶粉絲源，也收獲了良好的用戶口碑，為公司的發(fā)展奠定的良好的行業(yè)基礎(chǔ)，也希望未來公司能成為*****，努力為行業(yè)領(lǐng)域的發(fā)展奉獻出自己的一份力量，我們相信精益求精的工作態(tài)度和不斷的完善創(chuàng)新理念以及自強不息，斗志昂揚的的企業(yè)精神將**常達管業(yè)和您一起攜手步入輝煌，共創(chuàng)佳績，一直以來，公司貫徹執(zhí)行科學(xué)管理、創(chuàng)新發(fā)展、誠實守信的方針，員工精誠努力，協(xié)同奮取，以品質(zhì)、服務(wù)來贏得市場，我們一直在路上！</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2782291.html</p></div></div></div></div></div><div id="xfdcnzi" class="page-right twoColRt"><div id="8vs2sc3" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="3xur7ar" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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