B含量对K417G合金凝固过程中组织演变和力学性能的影响
刘巧沐1,黄顺洲1,刘芳2,杨艳3,南宏强3,张东3,孙文儒2(
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Effect of Boron Content on Microstructure Evolution During Solidification and Mechanical Properties of K417G Alloy
Qiaomu LIU1,Shunzhou HUANG1,Fang LIU2,Yan YANG3,Hongqiang NAN3,Dong ZHANG3,Wenru SUN2()
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图10. K417G合金拉伸断口显微组织及纵截面形貌的SEM像
Fig.10. SEM images showing the microstructures at fracture surfaces (a, b, d) and longitudinal section (c) of the samples tensiled to rupture at 900 ℃ in K417G alloy with 0.0017%B (a), 0.036%B (b, c) and 0.060%B (d)
