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    • 42. 发明授权
    • Process for producing amorphous alloy materials having high toughness
and high strength
    • 制造具有高韧性和高强度的非晶合金材料的方法
    • US5350468A
    • 1994-09-27
    • US939210
    • 1992-09-02
    • Tsuyoshi MasumotoAkihisa Inoue
    • Tsuyoshi MasumotoAkihisa Inoue
    • C22C14/00C22C21/00C22C23/00C22C45/00C22C45/08C22C45/10C22F1/00C22F1/04C22F1/06C22F1/18
    • C22C45/10C22C45/00C22C45/08C22F1/00C22F1/04C22F1/06C22F1/183
    • A process for producing amorphous alloy materials having high toughness and high strength from various alloy powders, thin ribbons or bulk materials consisting of an amorphous phase by heating them to a temperature at which intermetallic compounds or other compounds are not produced. During this heating, fine crystal grains consisting of a supersaturated solid solution made of a main alloying element and additive elements and having a mean grain diameter of 5 nm to 500 nm are precipitated and uniformly dispersed in a volume percentage of 5 to 50% throughout an amorphous matrix. In the process, when deformation, pressing or other working is simultaneously conducted with the heating, consolidation or combining of the resultant alloy materials can also be effected in the same production procedure. The amorphous alloy used in the production process preferably comprises Al, Mg or Ti as a main element and, as additive elements, rare earth elements and/or other elements.
    • 通过将非晶相加热至不产生金属间化合物或其他化合物的温度,由各种合金粉末,薄带或由非晶相组成的散装材料制造具有高韧性和高强度的非晶合金材料的方法。 在该加热过程中,由主合金元素和添加元素制成的平均粒径为5nm〜500nm的过饱和固溶体构成的细晶粒析出并以5〜50%的体积比例均匀分散在整个 无定形矩阵。 在此过程中,当同时进行变形,压制或其他加工时,所得合金材料的加热,固结或组合也可以在相同的生产方法中进行。 在制造方法中使用的非晶合金优选包含Al,Mg或Ti作为主要元素,并且作为添加元素,包括稀土元素和/或其它元素。
    • 43. 发明授权
    • High strength, heat resistant aluminum-based alloys
    • 高强度,耐热铝基合金
    • US5320688A
    • 1994-06-14
    • US19756
    • 1993-02-19
    • Tsuyoshi MasumotoAkihisa InoueKatsumasa OderaMasahiro Oguchi
    • Tsuyoshi MasumotoAkihisa InoueKatsumasa OderaMasahiro Oguchi
    • C22C21/00C22C21/02C22C21/12C22C45/08
    • C22C45/08
    • The present invention provides high strength, heat resistant aluminum-based alloys having a composition represented by the general formula:Al.sub.a M.sub.b X.sub.cwherein:M is at least one metal element selected from the group consisting of V, Cr, Mn, Fe, Co, Ni, Cu, Zr, Ti, Mo, W, Ca, Li, Mg and Si;X is at least one metal element selected from the group consisting of Y, La, Ce, Sm, Nd, Hf, Nb, Ta and Mm (misch metal); anda, b and c are atomic percentages falling within the following ranges:50.ltoreq.a.ltoreq.95, 0.5.ltoreq.b.ltoreq.35 and 0.5.ltoreq.c.ltoreq.25,the aluminum-based alloy being in an amorphous state, microcrystalline state or a composite state thereof. The aluminum-based alloys possess an advantageous combination of properties of high strength, heat resistance, superior ductility and good processability which make then suitable for various applications.
    • 本发明提供具有以下通式表示的组成的高强度耐热铝基合金:AlaMbXc其中:M是选自V,Cr,Mn,Fe,Co,Ni中的至少一种金属元素, Cu,Zr,Ti,Mo,W,Ca,Li,Mg和Si; X是选自Y,La,Ce,Sm,Nd,Hf,Nb,Ta和Mm(混合稀土金属)中的至少一种金属元素; 和a,b和c是原子百分比在以下范围内:铝基合金(50〜 处于非晶状态,微晶状态或其复合状态。 铝基合金具有高强度,耐热性,优异的延展性和良好的加工性能的有利组合,从而适用于各种应用。
    • 44. 发明授权
    • Process for producing amorphous alloy material
    • 生产非晶合金材料的方法
    • US5296059A
    • 1994-03-22
    • US943703
    • 1992-09-11
    • Tsuyoshi MasumotoAkihisa InoueJunichi NagahoraKazuhiko Kita
    • Tsuyoshi MasumotoAkihisa InoueJunichi NagahoraKazuhiko Kita
    • C22C45/00B22F3/00C22C1/00C22C45/08C22F1/00C22F1/04C22F1/06C22F1/18
    • C22F1/186B22F3/006C22C1/00C22F1/00C22F1/04C22F1/06C22F1/18C21D2201/03
    • A process for producing an amorphous alloy material characterized by imparting ductility to an amorphous alloy having a supercooled liquid region by giving a prescribed amount of strain at a prescribed strain rate to the alloy in the glass transition temperature region of the alloy. The amorphous alloy may be in the form of spherical or irregular-shaped powders or thin ribbons or in the form of primary consolidated shapes thereof or an amorphous alloy casting. The amount of strain and strain rate are preferably 50% or greater and 2.times.10.sup.-2 /sec or higher, respectively, and the worked amorphous alloy material is preferably allowed to cool in a furnace or spontaneously. Suitable examples of the amorphous alloy to be employed include Al-TM-Ln, Mg-TM-Ln, Zr-TM-Al and Hf-TM-Al alloys, wherein TM is a transition metal element and Ln is a rare earth metal element. The thus obtained amorphous alloy is greatly improved in the prevention of embrittlement in hot working peculiar to the alloy.
    • 一种非晶态合金材料的制造方法,其特征在于,在合金的玻璃化转变温度区域中,通过以规定的应变速率向合金赋予规定量的应变率,赋予具有过冷液体区域的非晶质合金的延展性。 非晶合金可以是球形或不规则形状的粉末或薄带的形式,或者是其主要固结形状或非晶态合金铸件的形式。 应变量和应变速率分别优选为50%以上且2×10 -2 /秒以上,加工后的非晶态合金材料优选在炉内自发冷却。 所使用的非晶合金的合适实例包括Al-TM-Ln,Mg-TM-Ln,Zr-TM-Al和Hf-TM-Al合金,其中TM是过渡金属元素,Ln是稀土金属元素 。 由此获得的非晶态合金在防止合金特有的热加工中脆化方面大大提高。
    • 45. 发明授权
    • High strength magnesium-based alloys
    • 高强度镁基合金
    • US5221376A
    • 1993-06-22
    • US820546
    • 1992-01-14
    • Tsuyoshi MasumotoAkihisa InoueTakashi SakumaToshisuke Shibata
    • Tsuyoshi MasumotoAkihisa InoueTakashi SakumaToshisuke Shibata
    • C22C45/00
    • C22C45/005
    • Disclosed are high strength magnesium-based alloys consisting essentially of a composition represented by the general formula (I) Mg.sub.a M.sub.b X.sub.d, (II) Mg.sub.a Ln.sub.c X.sub.d or (III) Mg.sub.a M.sub.b Ln.sub.c X.sub.d, wherein M is at least one element selected from the group consisting of Ni, Cu, Al, Zn and Ca; Ln is at least one element selected from the group consisting of Y, La, Ce, Sm and Nd or a misch metal (Mm) which is a combination of rare earth elements; X is at least one element selected from the group consisting of Sr, Ba and Ga; and a, b, c and d are, in atomic percent, 55.ltoreq.a.ltoreq.95, 3.ltoreq.b.ltoreq.25, 1.ltoreq.c.ltoreq.15 and 0.5.ltoreq.d.ltoreq.30, the alloy being at least 50 percent by volume composed of an amorphous phase. Since the magnesium-based alloys of the present invention have high levels of hardness, strength, heat-resistance and workability, the magnesium-based alloys are useful for high strength materials and high heat-resistant materials in various industrial applications.
    • 公开了基本上由通式(I)MgaMbXd,(II)MgaLncXd或(III)MgaMbLncXd表示的组合物组成的高强度镁基合金,其中M是选自Ni,Cu, Al,Zn和Ca; Ln是选自由Y,La,Ce,Sm和Nd组成的组中的至少一种元素或作为稀土元素组合的稀土金属(Mm); X是选自Sr,Ba和Ga中的至少一种元素; 和a,b,c和d以原子百分比计,55