Abstract:
A magnesium alloy is provided, based on a total weight of the magnesium alloy, comprising: about 0.2-1.35wt%of Al; about 0.05-3wt%of Mn; about 0.1-2wt%of Si; about 0-0.005wt%of Fe; about 0-0.01wt%of Cu; about 0-0.01wt%of Ni; about 0-0.01wt%of Co; about 0-1wt%of a rare earth element; about 0-1wt%of Zn; about 0-0.1wt%of Be; about 0-1wt%of Zr; about 0-0.005wt%of Ca; 0-0.005wt%of Sn: and about 90.505-99.65wt%of Mg.
Abstract:
A Zr-based amorphous alloy and a method for preparing the same are provided. The Zr-based amorphous alloy may be represented by the general formula of (Zr a Al b Cu c Ni d ) 1oo-e-f Y e M f . a, b, c, and d are atomic fractions, in which: 0.472≤a≤0.568, 0.09≤b≤0.11, 0.27≤c≤0.33, 0.072≤d≤0.088 and the sum of a, b, c, and d equals to 1. e and f are atomic numbers of elements Y and M respectively, in which 0
Abstract translation:提供了一种Zr基非晶合金及其制备方法。 Zr基非晶合金可以由通式(ZraAlbCucNid)1oo-e-fYeMf表示。 a,b,c和d是原子级分,其中:0.472 = a = 0.568,0.09 = b = 0.11,0.27 = c = 0.33,0.072 = d = 0.088,a,b,c和d的和 等于1.e和f分别是元素Y和M的原子序数,其中0
Abstract:
A Zr-based amorphous alloy represented by the general formula of: (Zr x Al y Cu z Ni 1-x-y-z ) 100-a-b Sc a Y b is provided. x, y, z are atomic percents, and a and b are atom molar ratios, in which: 0.45≤x≤0.60, 0.08≤y≤0.12, 0.25≤z≤0.35, 0
Abstract translation:提供由以下通式表示的Zr基非晶态合金:(Zr x Al y C z N 1-x-y-z)100-a-bScaYb。 x,y,z是原子百分比,a和b是原子摩尔比,其中:0.45 = x = 0.60,0.08 = y = 0.12,0.25 = z = 0.35,0
Abstract:
An aluminum alloy contains 3-7wt%of Si, 5-10wt%of Zn, 1-5wt%of Cu, 1-3wt%of Mg, 0-0.3wt%of a rare earth element, 0-1wt%of an additional element, and 73.7-90wt%of Al. The additional element is at least one selected from a group consisted of Ti, Zr, Mn, Fe, Cd, Cr, B, Bi, Ni and Sr. A method of preparing the aluminum alloy is also provided.
Abstract:
A rare earth permanent magnetic material contains a main phase of R1 x1 R2 y1 Fe 1-x1-y1-z1-u1 Co z1 B u1 , and an auxiliary phase including a first auxiliary phase of R3 x2 R4 y2 Fe 1-x2-y2-z2-u2-v1 Co z2 B u2 M v1 and a second auxiliary of R5 x3 R6 y3 Fe 1-x3-y3-z3-u3-v2 Co z3 B u3 M v2 . Each of R1, R3 and R5 is Pr and/or Nd. Each of R2, R4 and R6 is at least one of Dy, Tb and Ho. M is at least one of Zr, Ga, Cu, Nb, Sn, Mo, Al, V, W, Si, Hf, Ti, Zn, Bi, Ta and In. 26wt%≤x1+y1≤34wt%, 0.01wt%≤y1≤4wt%, 0≤z1≤6wt%, and 0.78wt%≤u1≤1.25wt%. 35wt%≤x2+y2≤82wt%, 5wt%≤y2≤42wt%, 0≤z2≤40wt%, 0≤u2≤1.25wt%, and 0≤v1≤10wt%. 10wt%≤x3+y3≤32wt%, 0≤y3≤4.8wt%, 0≤z3≤40wt%, 0≤u3≤1.25wt%, and 31wt%≤v2≤50wt%.
Abstract:
A metal-ceramic composite includes a ceramic substrate and a metallic composite. A groove is formed in a surface of the ceramic substrate and the metallic composite is filled in the groove. The metallic composite includes a Zr based alloy-A composite. A includes at least one selected from a group consisting of W, Mo, Ni, Cr, stainless steel, WC, TiC, SiC, ZrC and ZrO 2 . Based on the total volume of the Zr based alloy-A composite, the content of A is about30%to about70%by volume.A method for preparing the metal-ceramic composite is also provided.
Abstract:
A method of manufacturing an amorphous alloy article is provided. The method comprises steps of: placing a prefabricated member made of a predetermined material having a different property from that of an amorphous alloy into a mold, in which the predetermined material is dissolvable in a predetermined solution; casting a fusant of the amorphous alloy into the mold such that the prefabricated member and the amorphous alloy are joined to form a semifinished product, in which a part of the prefabricated member is exposed out of the amorphous alloy; and placing the semifinished product into the predetermined solution to dissolve the prefabricated member.
Abstract:
The present disclosure provides a magnesium alloy and a preparation method and an application thereof. Based on the total weight of the magnesium alloy, the magnesium alloy includes 2-3.5 wt% of Ce, 0.01-0.2 wt% of R, 0.8-1.5 wt% of Mn, 0-0.01 wt% of Fe, 0-0.01 wt% of Cu, 0-0.01 wt% of Ni, 0-0.01 wt% of Co, 0-0.01 wt% of Sn, 0-0.01 wt% of Ca, and 94.74-97.19 wt% of Mg, wherein R is at least one selected from Al and Zn.
Abstract:
An amorphous alloy and a method for preparing the amorphous alloy are provided. The amorphous alloy is represented by a formula of (Zr,Hf) a M b N c Be d . M contains at least one element selected from transition group elements. N contains at least one selected from Al and Ti. And 40≤a≤70, 10≤b≤40, 5≤c≤20, 5≤d≤25, and a+b+c+d=100. The ratio of an atomic percentage of Hf to an atomic percentage of Zr is in a range of about 0.01 to about 5.