Page 13 - Motor Fan illustrated Special Edition
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The general properties of aluminum alloys
                                                                                                                                            1000 series aluminum                               5000 series alloys

                                                                                                                                            This refers to pure aluminum materials: 1100 and 1200 are the   5000 series alloys with relatively low levels of Mg are used as
                                                                                                                                            most common types. 1050, 1070, and 1085 indicate that they   decorative materials, etc., and those with relatively high Mg
                                                                                                                                            have a purity of at least 99.50%, 99.70%, and 99.85%   levels are used for structural materials.
                                                                                                                                            aluminum respectively.                             Typical of the alloys with a moderate amount of Mg is 5052. It
                                                                                                                                            1000 series aluminum is not a high-strength material, but it   is the most versatile. The alloy 5083 contains a large amount
                                                                                                                                            has excellent corrosion resistance and formability, and   of Mg and is the strongest of the non-heat-treatable alloys.
                                                                                                                                            because it also has a highly lustrous surface it is often used   Also being suitable for welding, it is used for welded
                                                                                                                                            for decorative parts, nameplates, reective plates, etc.  structural materials in boats, automobiles, chemical plants,
                                                                                                                                            The material also features excellent electrical conductivity   etc. It performs well in environments exposed to seawater or
                                                                                                                                            and heat-conductivity, and 1060 and 1070 are often used for   pollution.
                                                                                                                                            power lines and heat dissipation materials.        6000 series alloys
                                                                                                                                            2000 series alloys                                 6000 series alloys have medium to high strength and good
                                                                                                                                            Representative alloys in this series are 2017 and 2024, which   corrosion resistance.
                                                                                                                                            are known as duralumin and super duralumin respectively.   The 6061-T6 alloy has a proof stress of over 245N/mm ,
                                                                                                                                            They are almost as strong as steel.                meaning it is a high-strength alloy comparable to ASTM A36
                                                                                                                                            On the other hand, they include copper, so they are relatively   (JIS3101 SS400) structural carbon steel.
                                                                                                                                            lacking in corrosion resistance, and when used in corrosive   The 6063 alloy is excellent material for extrusion, and it is
                                                                                                                                            environments they therefore require anti-corrosion treatment.   widely used as a construction material, particularly for
                                                                                                                                            2014 is commonly used as a high-strength forged material.   window frames.
                                                                                                                                            2000 series alloys are highly machinable. 2011, in particular, is
                                                                                                                                            commonly used for machine components due to its high   7000 series alloys
                                                                                                                                            machinability.                                     The 7000 series alloys can be divided into two groups:
                                                                                                                                                                                               Al-Zn-Mg-Cu alloys, which are the strongest of all aluminum
                                                                                                                                            3000 series alloys                                 alloys; and Al-Zn-Mg alloys, which are used for welded
                                                                                                                                            The representative alloy in this series is 3003, and the   structural materials.

                                                                                                                                            addition of Mn means it is an alloy that retains the formability   7075, one of the leading Al-Zn-Mg-Cu type alloys, is used in

                                                                                                                                            and corrosion resistance of pure aluminum while boasting   aircraft and trains.                       Motor Fan illustrated

                                                                                                                                            increased strength. It is commonly used for utensils,   7204, one of the leading Al-Zn-Mg type alloys, is strong, and
                                                                                                                                            containers and as a building material.             room-temperature age hardening means that welded parts
                                                                                                                                            The 3004 and 3104 alloys are based on the 3003 alloy but   recover to a strength similar to that of the base material,

                                                                                                                                            contain approximately 1% Mg to further increase their   giving it superior joining efciency.
                                                                                                                                            strength. They are used for aluminum cans, roof cladding,
                                                                                                                                            door panels, etc.                                  Other alloys
                                                                                                                                            4000 series alloys                                 Since the addition of Li to aluminum makes it less dense and

                                                                                                                                                                                               increases its Young's modulus, it is garnering attention as an
                                                                                                                                            The addition of silicon to the 4032 alloy reduces thermal   ideal low-density, high-strength material suitable for use in   ALUMINUM  AUTOMOBILE TECHNOLOGY
                                                                                                                                            expansion and improves abrasion resistance. Forged material   aircraft and large structural materials.
                                                                                                                                            for pistons also has other trace additives such as Cu, Ni, and   New 8000 series alloys are being developed, such as

                                                                                                                                            Mg, which enhances heat resistance.                internationally registered powder metallurgy aluminum alloys,
                                                                                                                                            As the melting temperature of 4043 is low it is used for   etc.
                                                                                                                                            welding wire and brazing ller metals. Thanks to the dispersal
                                                                                                                                            of Si particles, 4043 also has a beautiful gray coloring when

                                                                                                                                                COMPANY OVERVIEW - UACJ Corporation

                                                                                                                                               The largest manufacturer of aluminum rolled products

                                                                                                                                               in Japan, UACJ was established by the integration of
                                                                                                                                               Furukawa-Sky Aluminum Corp. and Sumitomo Light
                                                                                                                                               Metal Industries, Ltd.
                                                                                                                                               The UACJ Group operates about 85 production and
                                                                                                                                               sales bases in countries around the world, including
                                                                                                                                               the U.S.A., Thailand, the Czech Republic and China.
                                                                                                                                               The UACJ Research and Development Division
                                                                                                                                               consists of a group of about 300 expert researchers,
                                                                                                                                               the largest number in the world in the rolled aluminum
                                                                                                                                                                                        Core members of the Automotive Materials Research Dept.

                                                                                                                                                Corporate Name  UACJ Corporation
                                                                                                                                                Headquarters   Tokyo Sankei Bldg., 1-7-2 Otemachi, Chiyoda-ku, Tokyo 100-0004, Japan
                                                                                                                                                Principal Business  Manufacture and sales of aluminum rolled products, extrusions, cast products,
                                                                                                                                                               forged products, precision-machined components and copper tubing.
                                                                                                                                                Capital        52,277 million yen (approx 463 million U.S. dollars)  The UACJ Research and Development Division
                                                                                                                                                                                                               Location: Nagoya, Aichi Pref., Japan
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