三联熔炼GH4169合金大规格铸锭与棒材元素偏析行为
张勇1, 李鑫旭1, 韦康1, 韦建环1, 王涛1, 贾崇林1, 李钊1, 马宗青2(
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Element Segregation in GH4169 Superalloy Large-Scale Ingot and Billet Manufactured by Triple-Melting
ZHANG Yong1, LI Xinxu1, WEI Kang1, WEI Jianhuan1, WANG Tao1, JIA Chonglin1, LI Zhao1, MA Zongqing2()
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图2. GH4169合金自耗锭中心部位析出相的EPMA像和SEM像
Fig.2. EPMA (a) and SEM (b) images of precipitated phase at center in VAR ingot of GH4169 alloy
