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9. K417G合金900 ℃、315 MPa持久试样宏观断口及纵截面形貌的SEM像
Fig.9. SEM images showing the macrostructures at facture surfaces (a, c, e) and longitudinal sections (b, d, f) of the samples tensiled to rupture at 900 ℃ and 315 MPa in K417G alloy with 0.0017%B (a, b), 0.036%B (c, d) and 0.060%B (e, f)
