【摘要】 通过有限元程序ＡＮＳＹＳ５．４对等径三通结构进行详细计算，结果表明该结构热应力集中系数在１．０左右，即无明显热应力集中现象发生更多还原

【Abstract】 Using finite element program ANSYS 5.4, the construction of three way hole is calculated in detail. The results indicate that the thermal stress concentrated coefficient of the construction is about 1.0, i.e. obvious thermal stress concentration phenomenon didn’t happen.更多还原