RECENT PROGRESS IN CORROSION-RESISTANT METASTABLE ALLOYS

被引:64
作者
HASHIMOTO, K [1 ]
PARK, PY [1 ]
KIM, JH [1 ]
YOSHIOKA, H [1 ]
MITSUI, H [1 ]
AKIYAMA, E [1 ]
HABAZAKI, H [1 ]
KAWASHIMA, A [1 ]
ASAMI, K [1 ]
GRZESIK, Z [1 ]
MROWEC, S [1 ]
机构
[1] ACAD MIN & MET CRACOW,DEPT PHYS CHEM,PL-30059 KRAKOW,POLAND
来源
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING | 1995年 / 198卷 / 1-2期
关键词
AL-REFRACTORY METAL ALLOYS; CR-VALVE METAL ALLOYS; CR-NI-MO ALLOYS; SULFIDE CORROSION; OXIDATION; SPONTANEOUS PASSIVATION;
D O I
10.1016/0921-5093(95)80052-V
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Tailoring new corrosion-resistant alloys has recently been performed mostly by the sputter deposition technique. This technique is suitable for forming a single-phase solid solution even when the boiling point of one component is lower than the melting points of the other components and/or when one component is immiscible with another component in the liquid state. Aluminium-refractory metal, chromium-valve metal and molybdenum-chromium-nickel alloys have been successfully prepared in a single amorphous phase. Amorphous aluminium-refractory metal alloys are corrosion resistant in 1 M HCl and chromium-valve metal alloys are spontaneously passive in 12 M HCl, showing a better corrosion resistance in comparison with the alloy components. The amorphous aluminium-refractory metal alloys also have an extraordinarily high hot corrosion resistance. Their sulphidation resistance at higher temperatures is far higher than any other known metallic materials and their oxidation resistance is comparable to chromia- or alumina-forming alloys.
引用
收藏
页码:1 / 10
页数:10
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