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class="home-main container clearfix"><div id="edv3hwf" class="twoCol"><div id="gqivxzj" 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-_yjkc/">冶金礦產(chǎn)</a>?<a href="http://www.cdcfah.com/cp/second-yjkc_gangcai/">鋼材</a>?<a href="http://www.cdcfah.com/cp/third-gangcai_xingcai/">型材</a>?昆明質(zhì)量鍍鋅圓鋼廠家批發(fā) 服務(wù)為先云南貿(mào)軒商貿(mào)供應(yīng)</p><div id="3ri7jtn" class="leftbox clearfix"><h1>昆明質(zhì)量鍍鋅圓鋼廠家批發(fā) 服務(wù)為先云南貿(mào)軒商貿(mào)供應(yīng)</h1><div id="z2etkcz" class="proBig"><div id="wl8bhe3" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013563955078/9658561.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="i3r43ze" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013563955078/9658561.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="nspczb8" 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>云南省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>昆明質(zhì)量鍍鋅圓鋼廠家批發(fā),鍍鋅圓鋼</p><p><span>***更新：</span>2020-08-27 02:01:05</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="pjl7nqp" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">云南貿(mào)軒商貿(mào)有限公司</a></p><p><span>聯(lián)系人：</span>謝經(jīng)理</p><p><span>郵箱: </span>1339843057@qq.com</p><p><span>電話: </span>13888426708</p><p><span>傳真: </span>138_</p><p><span>網(wǎng)址: </span>http://www.maoxuan666.com</p><p><span>手機(jī): </span>138-88426708</p><p><span>地址: </span>云南省昆明經(jīng)開區(qū)宏錫路4-1-2號鐵公雞物流園二號寫字樓408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="7w2dvce" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="2i93w3h" class="box"><p><p> 熱鍍鋅圓鋼的工藝流程分析，如下： </p> <p> 線內(nèi)退火 </p> <p> 線內(nèi)退火就是由冷軋或熱軋車間直接提供帶卷作為熱鍍鋅的原板，在熱鍍鋅作業(yè)線內(nèi)進(jìn)***體保護(hù)再結(jié)晶退火。屬于這個類行業(yè)的熱鍍鋅方法包括：森吉米爾法、改良森吉米爾法、美鋼聯(lián)法(同日本川崎法)、賽拉斯法、莎倫法，昆明質(zhì)量鍍鋅圓鋼廠家批發(fā)。 </p> <p> 森吉米爾法 </p> <p> 它是把退火工藝和熱鍍鋅工藝聯(lián)合起來，其線內(nèi)退火主要包括氧化爐，還原爐兩部份組成。帶鋼在氧化爐中煤氣火焰直接加熱到450度左右，把帶鋼表面殘存的軋制油燒掉，昆明質(zhì)量鍍鋅圓鋼廠家批發(fā)，凈化表面。后再把帶鋼加熱到700-800度完成再結(jié)晶退火，經(jīng)冷卻段控制進(jìn)鋅鍋前溫度在480度左右，在不接觸空氣的情況下進(jìn)入鋅鍋鍍鋅，因此，森吉米爾法產(chǎn)量高、鍍鋅質(zhì)量較好，此法曾得到廣泛應(yīng)用，昆明質(zhì)量鍍鋅圓鋼廠家批發(fā)。熱鍍的表面比較光滑,有光澤,密度大較細(xì)膩。冷鍍的則反之。昆明質(zhì)量鍍鋅圓鋼廠家批發(fā)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明質(zhì)量鍍鋅圓鋼廠家批發(fā),鍍鋅圓鋼" src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013563955078/9658561.jpg"></div><p> 鍍鋅圓鋼和普通圓鋼有什么本質(zhì)的區(qū)別？ </p> <p> <br /> </p> <p> 鋼材中的線材和圓鋼是完全不同的兩種材料。 </p> <p> 線材是指直徑為5-22mm的熱軋圓鋼或者相當(dāng)此斷面的異形鋼。因以盤條形式交貨，故又通稱為盤條。 </p> <p> 主要用途：普線主要用于建筑鋼筋混凝土結(jié)構(gòu)作配筋用，也可冷拔拉制成鋼絲，作捆扎等用。 </p> <p> 圓鋼是指截面為圓形的實(shí)心長條鋼材。其規(guī)格以直徑表示，單位毫米(mm),如“50mm”即表示直徑為50毫米的圓鋼。圓鋼分為熱軋、鍛制和冷拉三種。熱軋圓鋼的規(guī)格為5.5-250毫米。其中：5.5-25毫米的小圓鋼大多以直條成捆的供應(yīng)，常用作鋼筋、螺栓及各種機(jī)械零件；大于25毫米的圓鋼，主要用于制造機(jī)械零件、無縫鋼管的管坯等。昆明質(zhì)量鍍鋅圓鋼廠家批發(fā)熱鍍鋅圓鋼的材質(zhì)檢測是怎樣的？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明質(zhì)量鍍鋅圓鋼廠家批發(fā),鍍鋅圓鋼" src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013567626953/2639321.jpg"></div><p> 熱鍍鋅圓鋼的工藝流程分析，如下： </p> <p> 線外退火 </p> <p> 線外退火就是熱軋或冷軋鋼進(jìn)入熱鍍鋅作業(yè)線之前，首先在抽底式退火爐或罩式退火爐中進(jìn)行再結(jié)晶退火，這樣，鍍鋅線就不存在退火工序了。鋼材在熱鍍鋅之前必須保持一個無氧化物和其他臟物存在的潔凈的純鐵活性表面。這種方法是先由酸洗的方法把經(jīng)退火的表面氧化鐵皮清理，然后涂上一層由氯化鋅或由氯化銨和氯化鋅混合組成的溶劑進(jìn)行保護(hù)，從而防止鋼材再被氧化。 </p> <p> 濕法熱鍍鋅 </p> <p> 鋼材表面的溶劑不經(jīng)烘干(即表面還是濕的)就進(jìn)入起表面覆蓋有熔融態(tài)溶劑的鋅液進(jìn)行熱鍍鋅。此方法的缺點(diǎn)是： </p> <p> a.只能在無鉛狀態(tài)下鍍鋅，鍍層的合金層很厚且粘附性很壞; </p> <p> b.生成的鋅渣都積存在鋅液和鉛液的界面處而不能沉積鍋底(因為鋅渣的比重大于鋅液而小于鉛液)，這樣鋼材因穿過鋅層污染了表面。 </p> <p> 因此，濕法熱鍍鋅已基本被淘汰。 </p><p> 熱鍍鋅圓鋼的材質(zhì)檢測是怎樣的 </p> <p> 其次，硝酸點(diǎn)試法也能測出熱鍍鋅圓鋼材質(zhì)的好壞，若是質(zhì)量不銹鋼的話，它對濃硝酸和稀硝酸都具有固有的耐蝕性，使其能很容易地從大多數(shù)其他金屬或合金中加以區(qū)分。但若是熱鍍鋅圓鋼是用高碳型鋼制成的，那么它在進(jìn)行硝酸點(diǎn)試時會有少量的腐蝕。 </p> <p> 若是有色金屬或是碳鋼制成的熱鍍鋅圓鋼就更明顯了，在進(jìn)行硝酸點(diǎn)試的時候，前者會立即被腐蝕，而后者則具有強(qiáng)烈的腐蝕性，使得鋼材受損嚴(yán)重。 </p> <p> 還有類似的檢測方式是硫酸銅點(diǎn)試法和硫酸試驗法，硫酸銅點(diǎn)試是快速區(qū)分普通碳素鋼和所有類型不銹鋼的簡單有效方法,但是在進(jìn)行點(diǎn)試前，需要將熱鍍鋅圓鋼的試驗區(qū)徹底清理油質(zhì)或其它雜質(zhì),并用打磨機(jī)或軟磨布磨光，確保測試的準(zhǔn)確性。圓鋼與其它鋼筋的區(qū)別？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明質(zhì)量鍍鋅圓鋼廠家批發(fā),鍍鋅圓鋼" src="http://tyunfile.71360.com/UpLoadFile/2019/4/23/2/636915823353166612_ynmaoxuan_3436681.jpg"></div><p style="text-indent:25px">圓鋼與其它鋼筋的區(qū)別： 1、外型不一樣，圓鋼外型光圓，無紋無肋，其它鋼筋表面外型有刻紋或有肋.這樣就造成圓鋼與混凝土的粘結(jié)力小，而其它鋼筋與混凝土的粘結(jié)力大。 2、成份不一樣，圓鋼(一級鋼)屬于普通低碳鋼，其它鋼筋多為合金鋼。 3、強(qiáng)度不一樣.圓鋼強(qiáng)度低，其它鋼強(qiáng)度高，即直徑大小相同的圓鋼與其它鋼筋相比，圓鋼所能承受的拉力要比其它鋼筋小，但圓鋼的塑性比其它鋼筋強(qiáng)，即圓鋼在被拉斷前有較大的變形，而其它鋼筋在被拉斷前的變形要小得多。圓鋼應(yīng)用前景廣闊，被普遍用于五金，建筑，汽車、造船、石化、機(jī)械、醫(yī)藥、食品、電力、能源、航天等、建筑裝潢。相當(dāng)普遍的普通機(jī)械零件加工，一般的桿類鋼件，CD桿、螺栓、螺母。鍍鋅圓鋼一般指建筑安裝時用在避雷接地的接線，用普通圓鋼（通常為直徑8mm至12mm）經(jīng)電鍍鋅保護(hù)層得到。昆明質(zhì)量鍍鋅圓鋼廠家批發(fā)</p><p style="text-indent:25px">鍍鋅圓鋼批發(fā)，云南貿(mào)軒商貿(mào)有限公司。昆明質(zhì)量鍍鋅圓鋼廠家批發(fā)</p><p> 熱鍍鋅圓鋼的應(yīng)用領(lǐng)域分析 </p> <p> <br /> </p> <p> 熱鍍鋅圓鋼 </p> <p> 熱鍍鋅圓鋼是指截面為圓形的實(shí)心長條鋼材。其規(guī)格以直徑的毫米數(shù)表示，如“50”即表示直徑為50毫米的圓鋼。 </p> <p> 材質(zhì)牌號 </p> <p> 10#、20#、35#、45#、Q215，Q235、304、316、20Cr、40Cr、20CrMo、35CrMo、42CrMo、40CrNiMo、GCr15、65Mn、50Mn、50Cr、3Cr2W8V、20CrMnTi、5CrMnMo </p> <p> 產(chǎn)品成分編輯 </p> <p> 化學(xué)成分：C0.42-0.50Si0.17-0.37Mn0.50-0.80Cr不大于0.25Ni不大于0.30Cu不大于0.25力學(xué)性能：抗拉強(qiáng)度不小于600Mpa，屈服強(qiáng)度不小于355Mpa，延伸率不小于16，斷面收縮率不小于40%，沖擊功不小于31J。未熱下HBS10/3000不大于229.推薦熱處理溫度：正火850攝氏度。淬火840攝氏度，回火600攝氏度。昆明質(zhì)量鍍鋅圓鋼廠家批發(fā)</p><p style="text-indent:25px">云南貿(mào)軒商貿(mào)有限公司創(chuàng)建于2018-01-16，發(fā)展規(guī)模團(tuán)隊不斷壯大，辦公設(shè)施齊全，辦公環(huán)境優(yōu)越，已***實(shí)行網(wǎng)絡(luò)化辦公，提高了速度和效率。在貿(mào)軒鋼材近多年發(fā)展歷史，公司旗下現(xiàn)有品牌昆鋼，柳鋼，鞍鋼，重鋼，攀鋼，萊鋼，匯鋼，玉昆鋼鐵，仙福鋼鐵，方圓等。我公司擁有強(qiáng)大的技術(shù)實(shí)力，多年來一直專注于公司主要經(jīng)營各種規(guī)格：H型鋼、工字鋼、槽鋼、鋼板、方管、螺旋管、鍍鋅管、無縫管、圓鋼、C型鋼、彩瓦、鋼軌、角鋼、螺紋鋼、線材等系列產(chǎn)品的鋼材。常年經(jīng)銷昆鋼、柳鋼、鞍鋼、重鋼、攀鋼、萊鋼、匯鋼、玉昆、仙福、方圓等各大鋼廠鋼材。的發(fā)展和創(chuàng)新，打造高指標(biāo)產(chǎn)品和服務(wù)。自公司成立以來，一直秉承“以質(zhì)量求生存，以信譽(yù)求發(fā)展”的經(jīng)營理念，始終堅持以客戶的需求和滿意為重點(diǎn)，為客戶提供質(zhì)量的鍍鋅管，工字鋼，槽鋼，角鋼，從而使公司不斷發(fā)展壯大。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1053440.html</p></div></div></div></div></div><div id="rbtgtvn" class="page-right twoColRt"><div id="277ipmo" class="box01 margin10 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