固溶+时效处理对粉末冶金Ti-22Al-25Nb合金显微硬度的影响
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贾建波,鹿超,杨志刚,董添添,顾勇飞,徐岩
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Effect of Solution- and Aging-treatment on Microstructure and Microhardness of a Powder Metallurgy Ti-22Al-25Nb Alloy
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Jianbo JIA,Chao LU,Zhigang YANG,Tiantian DONG,Yongfei GU,Yan XU
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| 表2 不同固溶处理后合金的平均晶粒尺寸 |
| Table 2 Average grain size of alloy after different solution treatments |
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Temperature /℃ | Average grain size/μm | Average grain size/μm | Average grain size/μm | Average grain size/μm |
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| 10 min | 30 min | 60 min | 120 min |
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| 940 | 43.57 | 49.74 | 54.00 | 58.52 | | 970 | 48.43 | 55.55 | 60.51 | 65.79 | | 1000 | 50.97 | 60.33 | 65.08 | 69.75 | | 1010 | 53.05 | 62.75 | 68.62 | 72.88 | | 1030 | 61.35 | 66.32 | 75.95 | 86.84 | | 1050 | 90.66 | 111.42 | 120.89 | 132.73 | | 1060 | 124.64 | 139.64 | 163.28 | 182.48 | | 1080 | 138.71 | 167.65 | 185.99 | 205.54 | | 1100 | 161.32 | 193.12 | 214.48 | 241.37 |
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