化工企业高温管线金相检测技术探讨

Inquiring into the Technology of Metallographic Test of High Temperature Pipelines in Chemical Unit

详细介绍了合成氨装置现役高温管线近年来检测的实际情况。根据高温管线检测情况,探讨了高温管线在实验室与现场金相检测结果的区别,以期对高温管线珠光体球化程度进行准确的分析判断,更合理地评定管道的损伤程度和安全状况。

The writing specifies actual examination findings of high temperature pipelines of synthetic ammonia production unit over the past few years .Based on actual examination results , the paper discusses differences between lab experiments and actual results of metallographic test on the spot with a purpose to providing readers with correct identification of pearlite spheroidization of hight temperature piplines and analyzing damage degree and safety conditions of pipelines more accurately .