<***N lang=EN-US style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">314 (1Cr25ni20Si2) <***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">不锈钢管属于奥氏体不锈钢管，高压耐热不锈钢<***N lang=EN-US>. 314不锈钢管可以分为不锈钢<***N lang=EN-US><***N lang=EN-US style="COLOR: #136ec2"><***N lang=EN-US>无缝钢管和不锈钢焊接钢管（有缝管）两大类，无缝钢管一般为工业用管，流体用管，气体用管，石油用管等按照制造工艺的不同可以分为：热轧、挤压、冷拔和冷轧这几种基本类型，按断面形状又可分为圆管和异形管，广泛应用的是圆形钢管，但也有一些方形、矩形、半圆形、六角形、等边三角形、八角形等异形不锈钢钢管。 <***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> 对于承受流体压力的钢管都要进行液压试验来检验其耐压能力和质量，在规定的压力下不发生泄漏、浸湿或膨胀为合格，有些钢管还要根据标准或需方要求进行卷边试验、扩口试验、压扁试验。<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> 无缝不锈钢管也称<***N lang=EN-US><***N lang=EN-US style="COLOR: #136ec2"><***N lang=EN-US>不锈钢无缝管,是用钢锭或实心管坯经穿孔制成毛管，然后经热轧、冷轧或冷拨制成。无缝钢管的规格用外径<***N lang=EN-US>*壁厚毫米数表示。<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> 化学成分是：<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>C Max：<***N lang=EN-US>0.25％；<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>Mn Max：<***N lang=EN-US>2.00％；<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>P Max：<***N lang=EN-US>0.045％；<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>S Max：<***N lang=EN-US>0.030％；<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>Si：<***N lang=EN-US>Max：<***N lang=EN-US>1.50－<***N lang=EN-US>3.00％；<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>Cr：<***N lang=EN-US>23.00－<***N lang=EN-US>26.00％；<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>Ni：<***N lang=EN-US>19.00－<***N lang=EN-US>22.00％。<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>314 耐高温抗氧化性强 机械性能好<***N lang=EN-US>
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>314不锈钢管规格<***N lang=EN-US>:
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>1.圆管<***N lang=EN-US>:φ1~500mm 厚度<***N lang=EN-US>:0.15~12.0mm
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>2.方管<***N lang=EN-US>:5*5~150*150 mm 厚度<***N lang=EN-US>:0.4~6.0 mm
<***N style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; LETTER-***CING: 0.4pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"> <***N lang=EN-US>3.矩管<***N lang=EN-US>:5*10~100*200 mm 厚度<***N lang=EN-US>:0.4~6.0 mm
同比SUS310、1Cr25Ni20Si2材质的炉管寿命延长20%我公司成功
