TP304不锈钢管比304多了什么?

摘要：<p class="MsoNormal"> <span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">不锈钢管比</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">多了什么</span><span style="font-family:'Times New Roman';">?</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:宋体;">不管看客户的询价单，还是下料，材质一栏中的数字特别明显和重要，材质很多，*为有分歧的就是</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">不锈钢管和</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">材质。这两种到底是不是同一种钢种</span><span style="font-family:'Times New Roman';">?</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">相当于国标中的</span><span style="font-family:'Times New Roman';">06Cr19Ni10</span><span style="font-family:宋体;">（新标</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">）；</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">相当于国标中的</span><span style="font-family:'Times New Roman';">0Cr18Ni9</span><span style="font-family:宋体;">（老标</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">）</span><span style="font-family:'Times New Roman';">.</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:宋体;">价格上来讲</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">也要比</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">贵了</span><span style="font-family:'Times New Roman';">400</span><span style="font-family:宋体;">左右</span><span style="font-family:'Times New Roman';">(</span><span style="font-family:宋体;">每吨</span><span style="font-family:'Times New Roman';">)</span><o:p></o:p> </p> <p class="MsoNormal"> 到底元素含量多了什么？<o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:宋体;">国标</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">与</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">的主要区别在于其</span><span style="font-family:'Times New Roman';">Cr</span><span style="font-family:宋体;">铬含量，其中</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">的铬含量要高一个，达到</span><span style="font-family:'Times New Roman';">18</span><span style="font-family:宋体;">个以上，所以其耐腐蚀性以及价格方面都比国标</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">稍微高些。所以价格上</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">要比</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">贵一些，成分含量如下：</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:'Times New Roman';">304:C</span><span style="font-family:宋体;">≤</span><span style="font-family:'Times New Roman';">0.08</span><span style="font-family:宋体;">，</span><span style="font-family:'Times New Roman';">Ni</span><span style="font-family:宋体;">：</span><span style="font-family:'Times New Roman';">8.00-11.00</span><span style="font-family:宋体;">，</span><span style="font-family:'Times New Roman';">Cr</span><span style="font-family:宋体;">：</span><span style="font-family:'Times New Roman';">17.00-19.00;</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:'Times New Roman';">TP304:C</span><span style="font-family:宋体;">≤</span><span style="font-family:'Times New Roman';">0.08</span><span style="font-family:宋体;">，</span><span style="font-family:'Times New Roman';">Ni</span><span style="font-family:宋体;">：</span><span style="font-family:'Times New Roman';">8.00-11.00</span><span style="font-family:宋体;">，</span><span style="font-family:'Times New Roman';">Cr</span><span style="font-family:宋体;">：</span><span style="font-family:'Times New Roman';">18.00-20.00;</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:宋体;">不管看客户的询价单，还是下料，材质一栏中的数字特别明显和重要，材质很多，*为有分歧的就是</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">不锈钢管和</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">材质。这两种到底是不是同一种钢种</span><span style="font-family:'Times New Roman';">?</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">相当于国标中的</span><span style="font-family:'Times New Roman';">06Cr19Ni10</span><span style="font-family:宋体;">（新标</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">）；</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">相当于国标中的</span><span style="font-family:'Times New Roman';">0Cr18Ni9</span><span style="font-family:宋体;">（老标</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">）</span><span style="font-family:'Times New Roman';">.</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:宋体;">价格上来讲</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">也要比</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">贵了</span><span style="font-family:'Times New Roman';">400</span><span style="font-family:宋体;">左右</span><span style="font-family:'Times New Roman';">(</span><span style="font-family:宋体;">每吨</span><span style="font-family:'Times New Roman';">)</span><o:p></o:p> </p> <p class="MsoNormal"> 到底元素含量多了什么？<o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:宋体;">国标</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">与</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">的主要区别在于其</span><span style="font-family:'Times New Roman';">Cr</span><span style="font-family:宋体;">铬含量，其中</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">的铬含量要高一个，达到</span><span style="font-family:'Times New Roman';">18</span><span style="font-family:宋体;">个以上，所以其耐腐蚀性以及价格方面都比国标</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">稍微高些。所以价格上</span><span style="font-family:'Times New Roman';">TP304</span><span style="font-family:宋体;">要比</span><span style="font-family:'Times New Roman';">304</span><span style="font-family:宋体;">贵一些，成分含量如下：</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:'Times New Roman';">304:C</span><span style="font-family:宋体;">≤</span><span style="font-family:'Times New Roman';">0.08</span><span style="font-family:宋体;">，</span><span style="font-family:'Times New Roman';">Ni</span><span style="font-family:宋体;">：</span><span style="font-family:'Times New Roman';">8.00-11.00</span><span style="font-family:宋体;">，</span><span style="font-family:'Times New Roman';">Cr</span><span style="font-family:宋体;">：</span><span style="font-family:'Times New Roman';">17.00-19.00;</span><o:p></o:p> </p> <p class="MsoNormal"> <span style="font-family:'Times New Roman';">TP304:C</span><span style="font-family:宋体;">≤</span><span style="font-family:'Times New Roman';">0.08</span><span style="font-family:宋体;">，</span><span style="font-family:'Times New Roman';">Ni</span><span style="font-family:宋体;">：</span><span style="font-family:'Times New Roman';">8.00-11.00</span><span style="font-family:宋体;">，</span><span style="font-family:'Times New Roman';">Cr</span><span style="font-family:宋体;">：</span><span style="font-family:'Times New Roman';">18.00-20.00;</span><o:p></o:p> </p>