介绍了电厂检测高温管道蠕变裂纹所采取的手段。
The ordinary method for check of creep crack was illustrated.
本文以金相分析与断裂力学方法研究了主蒸汽管道蠕变破裂过程。
In this paper, the fracture process in creep of main steam pipeline is studied by metallographical and fracture mechanics.
P 92钢是目前超超临界机组主蒸汽管道的应用钢种，其蠕变断裂寿命被广泛关注。
The P92 steel is a steel sort being used for main steam pipelines of ultra-supercritical units at present, its creep rupture life has widely drawn close attention.
介绍了汽轮机转子、主蒸汽管道、汽缸和阀壳稳态蠕变应力和非稳态蠕变应力的计算方法，采用大型有限元分析计算程序计算汽轮机部件的非稳态蠕变应力和稳态蠕变应力。
The method takes into consideration both for steady and unsteady creep stresses of rotors, pipes, casings and valve housings to be determined with the help of finite element analysis programs.
结果表明，猪尾管道开裂为沿晶脆性开裂，长期高温服役产生的蠕变孔洞及严重的晶间腐蚀共同导致了该管道的开裂。
The results show that the cracking of pigtail tubes is brittle cracking caused by creep holes and terrible intergranular corrosion.
结果表明，猪尾管道开裂为沿晶脆性开裂，长期高温服役产生的蠕变孔洞及严重的晶间腐蚀共同导致了该管道的开裂。
The results show that the cracking of pigtail tubes is brittle cracking caused by creep holes and terrible intergranular corrosion.
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