退火对热老化308L不锈钢焊材显微结构的影响
林晓冬1,2,彭群家1,3(
),韩恩厚1,柯伟1
),韩恩厚1,柯伟1
Effect of Annealing on Microstructure of Thermally Aged 308L Stainless Steel Weld Metal
Xiaodong LIN1,2,Qunjia PENG1,3(),En-Hou HAN1,Wei KE1
),En-Hou HAN1,Wei KE1
图2. 原始态、7000 h热老化和退火试样中奥氏体相的明场像和内部元素分布
Fig.2. Bright field images (a~c) and atom maps of Fe, Cr, Ni, Si and Mn (d~f) of austenite in 308L stainless steel weld metal (The volume analyzed for the atom map shown in Figs.2d~f is 61 nm×61 nm×105 nm, 80 nm×80 nm×95 nm and 70 nm×70 nm×108 nm, respectively)(a, d) unaged (b, e) 7000 h aged (c, f) annealed
