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MARGIN-LEFT: 5px">主營：<STRONG><STRONG><A href="http://www.byynonline.com/" target=_blank>塑料罐</A>|<A href="http://www.byynonline.com/" target=_blank>pe儲罐</A>|<A href="http://www.byynonline.com/" target=_blank>聚乙烯儲罐</A>|<A href="http://www.byynonline.com/" target=_blank>酸洗槽</A>|<A href="http://www.byynonline.com/" target=_blank>次氯酸鈉儲罐</A></STRONG></STRONG></DIV> <DIV style="LINE-HEIGHT: 18px; MARGIN-LEFT: 5px">聯系人：劉學泉</DIV> <DIV style="LINE-HEIGHT: 18px; MARGIN-LEFT: 5px">電話: <FONT face=宋體>0317-5891088</FONT></DIV> <DIV style="LINE-HEIGHT: 18px; MARGIN-LEFT: 5px">傳真: <FONT face=宋體>0317-5891066</FONT></DIV> <DIV style="LINE-HEIGHT: 18px; MARGIN-LEFT: 5px">手機：<FONT face=宋體><FONT face=宋體><FONT face=宋體>13653275888 </FONT></FONT></FONT> </DIV> <DIV style="LINE-HEIGHT: 18px; MARGIN-LEFT: 5px">郵箱：<FONT face=宋體><A href="mailto:hyfrpnet@126.com">hyfrpnet@126.com</A></FONT></DIV> <DIV style="LINE-HEIGHT: 18px; MARGIN-LEFT: 5px">地址：河北省黃驊市舊城工業區</DIV> <DIV style="LINE-HEIGHT: 18px; MARGIN-LEFT: 5px">主頁:<A href="http://www.byynonline.com/">www.byynonline.com</A></DIV> </div> </div> </div> <div id="mainrgt"> <img src="/images/ad.jpg" /> <div class="plst"> <div class="comtit"> <div class="comtit-bx"> <a class="comtit-bx-n">行業新聞</a> <span class="comtit-bx-m"> 您現在的位置：<a href="/">首頁</a>> > <a href="/chanpinci/index.html">行業新聞</a> </span> </div> </div> <div id="adet"> <div class="title"><h3>稀硫酸腐蝕原理</h3></div> <div class="atr">閱讀次數[<iframe src="/Inc/Loads.asp?action=news&id=2462" style="width: 20px;height:10px;" frameborder="0" scrolling="no"></iframe>] 發布時間:2013-04-28 15:55:05</div> <div class="cot" id="cot"> <DIV style="TEXT-INDENT: 2em"><A href="http://www.byynonline.com/" target=_blank>稀硫酸</A>腐蝕的原理 <DIV>碳鋼在硫酸中發生的腐蝕過程是典型的電化學腐蝕。金屬材料的本質、表面狀態及金屬陰極相雜質、pH值、溫度都會影響到金屬的氫去極化腐蝕。商業上得到的一般是如下濃度的硫酸：77.67%、93%、98%、99%、100%，不同濃度的硫酸，其腐蝕性具有如下突出特征：</DIV> <DIV>在一定的溫度下，稀硫酸對碳鋼的腐蝕速率隨濃度的提高而增強；達到一定濃度后，腐蝕速率隨濃度的提高而急劇下降。硫酸的腐蝕的另一個特點是，同一濃度的硫酸隨著溫度的增加，腐蝕性會大大增加。硫酸的腐蝕性除與濃度和溫度有關外，酸中的雜質對腐蝕也有很大的影響。此外，一些物理因素如介質流速、固相顆粒、結垢等也影響腐蝕性。</DIV></DIV> <br /> <p align="left"><font color="#000000">來源：<strong><a href="http://www.byynonline.com">稀硫酸腐蝕原理</a></strong></font></p> </div> </div> </div> </div> </div> <div class="main"> <div id="foot"> <div class="lik"> <a href="/" class="avt">首頁</a> -<a href="/about/index.html">公司簡介</a> -<a href="/ProDisplay/index.html">產品展示</a> -<a href="/news/index.html">公司新聞</a> -<a href="/honor/index.html">資質榮譽</a> -<a href="/fuwu/index.html">售后服務</a> -<a href="/information/index.html">行業動態</a> -<a href="/job/index.html">人才招聘</a> -<a href="/sale/index.html">銷售網絡</a> -<a href="/contact/index.html">聯系我們</a> </div> <div class="finfo"> 地址：河北恒業興科環?？萍加邢薰?<br/> 電話：0317-5891088 傳真: 0317-5891066 郵箱: hyfrpnet@126.com<br/> 版權所有：河北恒業興科環?？萍加邢薰? 技術支持：<strong>滄州顯越網絡 QQ79471598</strong> </div> </div> </div> </div> <a href="http://www.byynonline.com/">免费无码专区高潮喷水-成年a级毛片免费播放-高潮爽到爆的无码喷水视频-99久久久国产精品免费</a> <script> (function(){ var bp = document.createElement('script'); 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