M-A岛高温回火转变产物对核电SA508-3钢冲击韧性影响机制 |
蒋中华, 杜军毅, 王培, 郑建能, 李殿中, 李依依 |
Mechanism of Improving the Impact Toughness of SA508-3 Steel Used for Nuclear Power by Pre-Transformation of M-A Islands |
JIANG Zhonghua, DU Junyi, WANG Pei, ZHENG Jianneng, LI Dianzhong, LI Yiyi |
图6 SA508-3钢正火态试样经不同预处理后SEM像 |
Fig.6 SEM images of as-normalized SA508-3 steel after different pre-treatments of cryogenic treatment at -196oC (a) and tempering at 200oC (b), 300oC (c), 400oC (d), 450oC (e), and 550oC (f) |
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