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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)量鍍鋅圓鋼源頭好貨歡迎來電云南貿(mào)軒商貿(mào)供應(yīng)</p><div id="cmyqn2w" class="leftbox clearfix"><h1>昆明質(zhì)量鍍鋅圓鋼源頭好貨歡迎來電云南貿(mào)軒商貿(mào)供應(yīng)</h1><div id="b8qsuw8" class="proBig"><div id="l8vn8um" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013569687500/4542306.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="vzroypm" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013569687500/4542306.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="sm7wm73" 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)量鍍鋅圓鋼源頭好貨</p><p><span>***更新：</span>2020-06-08 05:01:58</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="w23kmtv" 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="on7iacj" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="7uphj3s" class="box"><p><p> 熱鍍鋅圓鋼的應(yīng)用領(lǐng)域分析 </p> <p> 熱鍍鋅圓鋼哪家好 </p> <p> 熱鍍鋅鋼管價格熱鍍鋅鋼管為提高鋼管的耐腐蝕性能，對一般鋼管進(jìn)行鍍鋅。鍍鋅鋼管分熱鍍鋅和電鍍鋅兩種，熱鍍鋅鍍鋅層厚，電鍍鋅成本低，表面不是很光滑。 </p> <p> 應(yīng)用范圍 </p> <p> 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)、食品、電力、能源、等、建筑裝潢。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。 </p> <p> 產(chǎn)品優(yōu)勢 </p> <p> 鍍鋅防滑格柵板經(jīng)久耐用，昆明質(zhì)量鍍鋅圓鋼源頭好貨，相對于其他產(chǎn)品價格更實惠，昆明質(zhì)量鍍鋅圓鋼源頭好貨、其首要用處在電廠渠道、停車場渠道、檢修渠道，昆明質(zhì)量鍍鋅圓鋼源頭好貨、水溝蓋和踏步板等方面。也用在環(huán)保設(shè)備和污水處理等方面，因他的優(yōu)越性越來越多的被普遍選用。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明質(zhì)量鍍鋅圓鋼源頭好貨" src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013569687500/4542306.jpg"></div><p> 冷鍍鋅就是電鍍鋅，鍍鋅量很少，只有10-50g/m2，其本身的耐腐蝕性比熱鍍鋅管相差很多。正規(guī)的鍍鋅鋼鐵件生產(chǎn)廠家，為了保證質(zhì)量，大多不采用電鍍鋅(冷鍍)。只有那些規(guī)模小、設(shè)備陳舊的小企業(yè)采用電鍍鋅，當(dāng)然他們的價格也相對便宜一些。 </p> <p> 電鍍鋅，工件表面光滑平整，但是因為鍍層比較薄，一般在5-30微米以內(nèi)，所以防腐蝕的時間會比較短。都用在室內(nèi)使用制件的防銹，如機(jī)殼底、面板，小尺寸緊固件等。 </p> <p> 熱鍍鋅是先將鋼管進(jìn)行酸洗(為了去除鋼管表面的氧化鐵)，酸洗后，通過氯化銨或氯化鋅水溶液或氯化銨和氯化鋅混合水溶液槽中進(jìn)行清洗，然后送入熱浸鍍槽中，在450-480℃熔融的鋅液中鍍的鋅。由于有鋅鐵合金層，耐腐蝕性能好一些。熱鍍鋅具有鍍層均勻，附著力強(qiáng)，使用壽命長等優(yōu)點(diǎn)。 </p> <p> 區(qū)別就是看鍍鋅層的厚度，熱鍍鋅的鋅層比較厚。 </p> <p> 接地裝置分為水平接地和垂直接地。水平接地地體一般采用熱鍍鋅扁鋼或者熱鍍鋅圓鋼；垂直接地極采用熱鍍鋅角鋼、鋼管、圓鋼等材料。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明質(zhì)量鍍鋅圓鋼源頭好貨" src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013563955078/9658561.jpg"></div><p> 熱鍍鋅圓鋼的原理分析 </p> <p> 一、將鋼材于常溫下進(jìn)行冷拉使產(chǎn)生塑性變形，從而提高屈服強(qiáng)度，這個過程稱為冷拉強(qiáng)化。 </p> <p> 二、冷拉強(qiáng)化的原理：鋼材在塑性變形中晶格的缺點(diǎn)增多，而缺點(diǎn)的晶格嚴(yán)重畸變對晶格進(jìn)一步滑移將起到阻礙作用，故鋼材的屈服點(diǎn)提高，塑性和韌性降低。由于塑性變形中產(chǎn)生內(nèi)應(yīng)力，故鋼材的彈性模量降低。將經(jīng)過冷拉的鋼筋于常溫下存放15～20d或加熱到100～200℃并保持一定時間，這個過程稱為時效處理。 </p> <p> 三、冷拉后時效處理的鋼筋，屈服點(diǎn)進(jìn)一步提高，抗拉極限強(qiáng)度也有所增長，塑性繼續(xù)降低。由于時效過程中內(nèi)應(yīng)力的消減，故彈性模量可基本恢復(fù)。工地或預(yù)制構(gòu)件廠常利用這一原理，對鋼筋或低碳鋼盤條按一定制度進(jìn)行冷拉或冷拔加工，以提高屈服強(qiáng)度節(jié)約鋼材。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明質(zhì)量鍍鋅圓鋼源頭好貨" src="http://tyunfile.71360.com/UploadFile/ynmaoxuan/637204013561962891/4584746.jpg"></div></p><br 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