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金属学报  1984, Vol. 20 Issue (3): 243-251    
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熔渣成分对电渣重熔Ni基高温合金中Mg,Al,Ti含量的影响
陈崇禧;高荣富;赵文祥
北京钢铁学院;北京钢铁学院;北京钢铁学院
EFFECT OF SLAG COMPOSITION ON Mg, Al OR Ti CONTENT IN Ni-BASE SUPERALLOY DURING ESR
CHEN Chongxi; GAO Rongfu; ZHAO Wenxiang (Beijing University of Iron and Steel Technology) (Manuscript received 14 January; 1983)
引用本文:

陈崇禧;高荣富;赵文祥. 熔渣成分对电渣重熔Ni基高温合金中Mg,Al,Ti含量的影响[J]. 金属学报, 1984, 20(3): 243-251.
, , . EFFECT OF SLAG COMPOSITION ON Mg, Al OR Ti CONTENT IN Ni-BASE SUPERALLOY DURING ESR[J]. Acta Metall Sin, 1984, 20(3): 243-251.

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摘要: 本文研究了Ni基高温合金电渣重熔CaF_2-MgO-Al_2O_3-CaO-0.5mol%TiO_2渣系成分对合金中Mg,Al,Ti含量的影响规律。当渣池温度为1690±10℃时,在0.10≤N_(MgO)≤0.25,0.05≤N_(Al_2O_3)≤0.21,0.05≤N_(CaO)≤0.15范围,建立了以下函数关系。 [Mg]=0.881[Al]_0~(0.641)N_(MgO)~(4.114-2.835N_(CaO)+1.077InN_(Al_2O_3))N_(Al_2O_3)~(1.282),wt-% [Al]=[Al]_0-(0.19+0.804N_(CaO)~(0.454)-1.70N_(Al_2O_3))vA/45.36V,wt-% [Ti]与N_(MgO),N_(Al_2O_3)变化无关,它随N_(CaO)增加而略增。
Abstract:The effect of the composition of slag system CaF_2-MgO-Al_2O_3-CaO-0.5 mol % TiO_2 on the contents of Mg, Al and Ti in Ni-base superalloy during ESR has been investigated. In the mole concentration range of the slag: 0.10≤N_(MgO)≤0.25, 0.05≤N_(Al_2O_3)≤0.21 and 0.05≤N_(CaO)≤0.15, and at temperature of the slag pool about 1690±10℃, the wt-% elementary content in the superalloy after ESR may satisfy the following functions: [Mg]=0.881[Al]_0~(0.641)N_(MgO)~(4.114-2.835N_(CaO)+1.077lnN_(Al_2O_3))N_(Al_2O_3)~(1.282) [Al]=[Al]_0-(0.19+0.804N_(CaO)~(0.454)-1.70N_(Al_2O_3))vA/45.36V v=0.148+0.479N_(Al_2O_3)+0.348N_(MgO)-0.378N_(CaO) where [Al]_0 is the Al content in the electrode; A is the area in cm~2 of the metal pool/slag interface and v or V is the mett rate in kg/min of this study or others respectively. [Ti] increases slightly with the increase of N_(CaO) and without relevance to the variation of N_(MgO) or N_(Al_2O_3).
收稿日期: 1984-03-18     
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2 Debarbadillo, J. J., Superalloys: Metallurgy and Manufacture, Proc. of the 3rd Int. Symp. Seven Springs, PA., Eds. Kear, B. H.; Muzyka, D. R.; Tien, J. K., et al., Claitor's Publ. Div. Baton Rouge, LA., 1976, p. 95.
3 陈崇禧;赵文祥,金属学报,19(1983) ,A1.7
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