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1. (WO2018037810) MACHINE COMPONENT AND EXTRUDED MATERIAL
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Pub. No.: WO/2018/037810 International Application No.: PCT/JP2017/026693
Publication Date: 01.03.2018 International Filing Date: 24.07.2017
IPC:
C22C 21/10 (2006.01) ,C22F 1/053 (2006.01)
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
21
Alloys based on aluminium
10
with zinc as the next major constituent
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
F
CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS
1
Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
04
of aluminium or alloys based thereon
053
of alloys with zinc as the next major constituent
Applicants:
株式会社神戸製鋼所 KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) [JP/JP]; 兵庫県神戸市中央区脇浜海岸通二丁目2番4号 2-4, Wakinohama-Kaigandori 2-chome, Chuo-ku, Kobe-shi, Hyogo 6518585, JP
神鋼メタルプロダクツ株式会社 SHINKO METAL PRODUCTS CO., LTD. [JP/JP]; 福岡県北九州市門司区小森江2丁目2番1号 2-1, Komorie 2-chome, Moji-ku, Kitakyushu-shi, Fukuoka 8000007, JP
Inventors:
有賀 康博 ARUGA, Yasuhiro; --
高知 琢哉 KOCHI, Takuya; --
豊武 孝太郎 TOYOTAKE, Kotaro; --
Agent:
鮫島 睦 SAMEJIMA, Mutsumi; JP
山尾 憲人 YAMAO, Norihito; JP
Priority Data:
2016-16164422.08.2016JP
Title (EN) MACHINE COMPONENT AND EXTRUDED MATERIAL
(FR) COMPOSANT DE MACHINE ET MATÉRIAU EXTRUDÉ
(JA) 機械部品および押出材
Abstract:
(EN) A machine component characterized by comprising an aluminium alloy containing 8.0-14.0 mass% of Zn, 2.0-4.0 mass% of Mg, 0.5-2.0 mass% of Cu, 0.2-1.5 mass% of Mn and 0.05-0.3 mass% of Zr, with the remainder being Al and unavoidable impurities, wherein the mean particle diameter of the fine particles within the crystal grains measured by small-angle X-ray scattering is 2-7 nm, the normalized dispersion of the particle size distribution is no more than 45%, the tensile strength is 800 MPa or higher, and the total elongation is 5% or more.
(FR) Cette invention concerne un composant de machine caractérisé en ce qu'il comprend un alliage d'aluminium contenant 8,0 à 14,0 % en masse de Zn, 2,0 à 4,0 % en masse de Mg, 0,5 à 2,0 % en masse de Cu, 0,2 à 1,5 % en masse de Mn et 0,05 à 0,3 % en masse de Zr, le reste étant de l'Al et les inévitables impuretés, le diamètre de particule moyen des particules fines à l'intérieur des grains cristallins mesurés par diffraction des rayons X à petit angle allant de 2 à 7 nm, la dispersion normalisée de la distribution granulométrique n'étant pas supérieure à 45 %, la résistance à la traction étant supérieure ou égale à 800 MPa, et l'allongement total étant supérieur ou égal à 5 %.
(JA) Zn:8.0~14.0質量%、Mg:2.0~4.0質量%、Cu:0.5~2.0質量%、Mn:0.2~1.5質量%、Zr:0.05~0.3質量%を含有し、残部がAl及び不可避的不純物であるアルミニウム合金からなり、X線小角散乱で測定された結晶粒内の微細粒子の平均粒子直径が2nm以上、7nm以下であり、粒度分布の規格化分散が45%以下であり、引張強さが800MPa以上、全伸びが5%以上であることを特徴とする機械部品である。
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)