Influences of Yttrium on Cyclic Oxidation Behavior of Fe-Cr-Al Alloy

被引:0
|
作者
辛丽
李美栓
钱余海
李铁藩
机构
关键词
rare earths; yttrium; Fe Cr Al alloy; cyclic oxidation;
D O I
暂无
中图分类号
TG146 [有色金属及其合金];
学科分类号
080502 ;
摘要
The 1100 ℃ cyclic oxidation behavior of Fe 23Cr 5Al alloy modified by yttrium was studied. Yttrium was added to this alloy in the form of (1) metallic addition, (2) yttrium oxide dispersion and (3) ion implantation. Cracking and spalling occurred on the convoluted scale formed on Y free alloy and the substrate was exposed. A flat dense scale without spallation was formed on the yttrium alloying addition or yttrium oxide dispersion alloy. Spallation mainly occurred between two layers of the scale on the 1×10 17 Y ions/cm 2 implanted alloy. The results indicate the main reason that the adhesion of alumina scale was improved by yttrium addition lies in that yttrium is liable to form a stable yttrium sulfide with sulfur in the alloy and prevent sulfur interface segregation. Another reason is that the growth mechanism of alumina scale was changed by yttrium addition.
引用
收藏
页码:53 / 56
页数:4
相关论文
共 50 条
  • [21] Zener relaxation peak in an Fe-Cr-Al alloy
    Zhou, ZC
    Cheng, HF
    Gong, CL
    Wei, JN
    Han, FS
    CHINESE PHYSICS LETTERS, 2002, 19 (11) : 1660 - 1662
  • [22] OXIDATION STUDIES ON FE-CR-AL HEATER ALLOYS
    ANDREW, K
    GULBRANSEN, EA
    JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1955, 102 (09) : C220 - C220
  • [23] Plasma spraying of Fe-Cr-Al alloy powder
    Volenik, K.
    Schneeweiss, O.
    Leitner, J.
    Kolman, B.
    Pisacka, J.
    KOVOVE MATERIALY-METALLIC MATERIALS, 2008, 46 (01): : 17 - 25
  • [24] CARBON NANOSTRUCTURES GROWN ON Fe-Cr-Al ALLOY
    Caplovicova, Maria
    Caplovic, L'ubomir
    Buc, Dalibor
    Vinduska, Peter
    Janik, Jan
    JOURNAL OF ELECTRICAL ENGINEERING-ELEKTROTECHNICKY CASOPIS, 2010, 61 (06): : 373 - 377
  • [25] ISOTHERMAL OXIDATION BEHAVIOR OF FE-CR-AL AND FE-CR-AL-Y ALLOYS AT 1200-DEGREES-C
    STOTT, FH
    WOOD, GC
    GOLIGHTLY, FA
    CORROSION SCIENCE, 1979, 19 (11) : 869 - &
  • [26] Initial Oxidation of Fe-Al and Fe-Cr-Al Alloys: Cr as an Alumina Booster
    Heinonen, M. H.
    Kokko, K.
    Punkkinen, M. P. J.
    Nurmi, E.
    Kollar, J.
    Vitos, L.
    OXIDATION OF METALS, 2011, 76 (3-4): : 331 - 346
  • [27] OXIDATION OF FE-CR-AL AND FE-CR-AL-Y SINGLE-CRYSTALS
    GRABKE, HJ
    SIEGERS, M
    TOLPYGO, VK
    ZEITSCHRIFT FUR NATURFORSCHUNG SECTION A-A JOURNAL OF PHYSICAL SCIENCES, 1995, 50 (2-3): : 217 - 227
  • [28] Cyclic oxidation behavior of Al-Cu-Fe-Cr quasicrystalline coating on titanium alloy
    Zhou, CG
    Cai, F
    Xu, HB
    Gong, SK
    MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2004, 386 (1-2): : 362 - 366
  • [29] EFFECT OF PRE-OXIDATION ON FE-CR-AL ALLOY SULFIDATION BEHAVIOR IN SULFUR VAPOR AT HIGH-TEMPERATURE
    LARPIN, JP
    LAMBERTIN, M
    COLSON, JC
    COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES SERIE C, 1977, 285 (06): : 229 - 232
  • [30] HIGH-TEMPERATURE OXIDATION BEHAVIOR OF RAPIDLY SOLIDIFIED FE-CR-AL RIBBONS
    BORNER, V
    EMMERICH, K
    FROLICH, K
    GRABKE, HJ
    SCHMUTZLER, HJ
    MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 1991, 134 : 1062 - 1064