摘要：<span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">304</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、</span><span style="font-family:'Times New Roman';"><span lang="EN-US">316L</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">和雙相不鏽鋼管的區(qū)彆</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">雙相不鏽鋼管兼有</span><span style="font-family:'Times New Roman';"><span lang="EN-US">304</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">和奧氏體不鏽鋼管件產品的性能特點。本文就雙相不鏽鋼管件與</span><span style="font-family:'Times New Roman';"><span lang="EN-US">304</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、</span><span style="font-family:'Times New Roman';"><span lang="EN-US">316L</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">為主要材質的不鏽鋼管件產品進行對比，得出如下區(qū)彆點：</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">A</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、雙相不鏽鋼管件具有優(yōu)異的耐應力腐蝕破裂的能力，尤其在含氯離子的環(huán)境中，即使是含合金量*低的雙相不鏽鋼管也有比奧氏體不鏽鋼管更高的耐應力腐蝕破裂的能力，應力腐蝕是普通奧氏體不鏽鋼管難以解決的突出題目</span><span lang="EN-US"><span style="font-family:'Times New Roman';">;</span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">B</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、在很多介質中應用*普遍的雙相不鏽鋼管件的耐腐蝕性優(yōu)於普通的</span><span style="font-family:'Times New Roman';"><span lang="EN-US">316L</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">奧氏體不鏽鋼管，而超級雙相不鏽鋼管具有極高的耐腐蝕性，在一些介質中，如醋酸、甲酸等甚至可以取代高合金奧氏體不鏽鋼管，乃至耐蝕合金</span><span lang="EN-US"><span style="font-family:'Times New Roman';">;</span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">C</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、具有良好的耐局部腐蝕性能，與合金含量相當的奧氏體不鏽鋼管相比，鑒於雙相不鏽鋼管的高強度和良好耐腐蝕性能，它的耐磨損腐蝕和腐蝕疲憊性能都優(yōu)於</span><span style="font-family:'Times New Roman';"><span lang="EN-US">304</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">不鏽鋼管件。</span></span> </p> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;"><br /> </span></span> </p> <span style="font-family:宋體;font-size:small;"> </span>