摘要
本研究运用金相、能谱以及电镜检测,建立以显微组织变化规律为特征的35Cr45Ni Nb材料乙烯裂解炉管的蠕变损伤程度和剩余寿命评级方法。
The paper set up the method for the creep damage lose efficacy and longevity grading of ethylene cracking furnace with the metallographical analysis,energy spectrum and electric mirror,and studied the microstructure change rules of 35Cr45 Ni Nb.
出处
《石化技术》
CAS
2015年第11期26-28,共3页
Petrochemical Industry Technology
关键词
裂解炉管
材料
金相分析
蠕变损伤
cracking furnace
material
metallographical analysis
creep damage
