核用304不锈钢辐照促进应力腐蚀开裂研究
邓平1,2,孙晨3,彭群家1,4(
),韩恩厚1,柯伟1,焦治杰5
),韩恩厚1,柯伟1,焦治杰5
Study on Irradiation Assisted Stress Corrosion Cracking of Nuclear Grade 304 Stainless Steel
Ping DENG1,2,Chen SUN3,Qunjia PENG1,4(),En-Hou HAN1,Wei KE1,Zhijie JIAO5
),En-Hou HAN1,Wei KE1,Zhijie JIAO5
图13. Schmidt因子和台阶滑移促进晶界应变集中示意图
Fig.13. Schematics showing the strain concentration at grain boundary promoted by Schmidt factor and slip step(a) nucleation of dislocations by irradiation (b) formation of slip channel under stress(c) occurrence of slip continuity at a HH Schmidt factor type grain boundary, leading to a low strain concentration(d) occurrence of slip discontinuity at a LL Schmidt factor type grain boundary, leading to a high strain concentration
