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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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爆炸喷涂NiCrAlTaY涂层的微观组织分析
, PP. 185-188
Keywords: 爆炸喷涂,NiCrAlTaY涂层
Abstract:
采用爆炸喷涂工艺在单晶镍基高温合金上制备NiCrAlTaY抗氧化防护涂层.借助XRD,SEM和EDS等技术对涂层的组织结构、表面硬度与粘结强度进行分析.结果显示涂层由γ-Ni,γ’-Ni3Al,β-NiAl和喷涂过程中的氧化产物α-Al2O3组成.涂层呈典型的扁片层状结构,片层中存在柱状晶组织,层与层之间结合紧密,α-Al2O3夹在片层间.涂层内的孔洞残留有空气.涂层的显微硬度大,涂层/基体界面咬合紧密,结合力强.
| [1] | Kadyrov V, Margarita Y, Sen D, Rao D S, Rao K P, Saibara A V. Trans Powder Metall (India), 1993; 20: 1
|
| [2] | Zhang A B, Liu R Y. Symp National Int Proseminar on Thermal Spraying Technology, Shenyang, 1998: 154(张爱斌,刘若愚,全国热喷涂技术交流研讨会论文集,沈阳,1998:154)
|
| [3] | Kharlamov Y A. Mater Sci Eng, 1987; 93: 1
|
| [4] | Guest C J S. Trans IMF, 1986; 64: 33
|
| [5] | Kharlamov Y U. Sov Powder Metalt Met Ceram, 1974;13: 820
|
| [6] | Saravanan P, Selarajan V, Rao D S, Joshi S V, Sundarara-jan G. Mater Manuf Proc, 2000; 15: 139
|
| [7] | Gill B J, Tucker R C Jr. Mater Sci Technol, 1986; 2: 207
|
| [8] | Bose S, DeMashi-Marcin J. J Thermal Spray Technol,1997; 6: 99
|
| [9] | Rhys-Jones T N. Conf on Mater Develop in Furborechin-ery Design, The Institute of Metals, Churchill College,Oombridge, UK, 1988
|
| [10] | Ramous E, Zambon A, Magrini M, Badan B. Bianco M.Surf Eng, 1997; 13: 310
|
| [11] | Sundararajan G, Prasad K U M, Rao D S, Joshi S V. JMater Kng Perform, 1998; 7: 343
|
| [12] | Wang J, Zhang L, Sun B D, Zhou Y II. Surf Coat Technol,2000; 130: 69<
|
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