The first series: 1000 aluminum alloy representative 1050, 1060, 1 100 series. In all series, 1000 series belongs to the series with the most aluminum content. The purity can reach above 99.00%. Because it does not contain other technical elements, the manufacturing process is relatively simple and the price is relatively cheap. It is the most commonly used series in conventional industries at present. At present, most of them are 1050 and 1060 series. The minimum aluminum content of 1000 series aluminum plates is determined according to the last two Arabic numerals. For example, the last two digits of the 1050 series are 50. According to the naming principle of international brands, only qualified products can have more than 99.5% aluminum content. China's aluminum alloy technical standard (gB/T3880-2006) also clearly stipulates that the aluminum content of 1050 should reach 99.5%. Similarly, the aluminum content of 1060 series aluminum plates must reach above 99.6%. Secondary system: 2000 series aluminum alloy represents 2024, 2A 16(LY 16) and 2A02(LY6). 2000 series aluminum plates are characterized by high hardness, in which the copper content is the highest, about 3-5%. 2000 series aluminum rods belong to aviation aluminum materials, which are not widely used in conventional industries at present. Grade III: 3000 series aluminum alloys represent 3003 and 3A2 1. The production technology of 3000 series aluminum plates in China is excellent. 3000 series aluminum bars are mainly composed of manganese. The content is between 1.0- 1.5, which is a series with good antirust function. Quaternary: 4000 series aluminum rods, represented by 4A0 1 4000 series aluminum plates, belong to high silicon content series. Generally, the silicon content is between 4.5 and 6.0%. Belonging to building materials, mechanical parts, forging materials and welding materials; Low melting point, good corrosion resistance, product description: it has the characteristics of heat resistance and wear resistance. Five series: 5000 series aluminum alloy represents 5052, 5005, 5083 and 5A05 series. The 5000 series aluminum bar belongs to the commonly used alloy aluminum plate series, the main element is magnesium, and the magnesium content is between 3-5%. It can also be called Al-Mg alloy. Its main characteristics are low density, high tensile strength and high elongation. Under the same area, the weight of Al-Mg alloy is lower than other series, and it is also widely used in conventional industry. In China, 5000 series aluminum plates belong to one of the more mature aluminum plates. Six series: 6000 series aluminum alloy represents 606 1, which mainly contains magnesium and silicon, so it combines the advantages of 4000 series and 5000 series. 606 1 is a cold-treated aluminum forging product, which is suitable for applications requiring high corrosion resistance and oxidation resistance. Good usability, easy coating and good processability. Seven series: 7000 series aluminum alloy represents 7075 mainly containing zinc. It also belongs to aviation series, is an Al-Mg-Zn-Cu alloy, is a heat treatable alloy, belongs to superhard aluminum alloy, and has good wear resistance. At present, it basically relies on imports, and domestic production technology needs to be improved. Eight series: 80 1 1 commonly used in 8000 series aluminum alloys, belonging to other series, mostly used in aluminum foil, not often used in the production of aluminum bars. Nine series: 9000 series aluminum alloy is a spare alloy. Aluminum alloy 1050 extrusion coil is typically used in food, chemical and brewing industries. Various hoses and fireworks powder 1060 require high corrosion resistance and formability, but the strength is not high. Chemical equipment is its typical use. 1 100 is used to process parts that require good formability and high corrosion resistance but do not require high strength. For example: chemical products, food industry devices and storage containers, plate processing parts, deep-drawn or spinning concave containers, welding parts, heat exchangers, printed boards, nameplates, reflective devices 1 145 packaging and insulating aluminum foil, heat exchangers 1 199 electrolytic capacitor foil, optical reflective deposition film/. Transformer belt 20 1 1 screws and machined aircraft heavy-duty, forgings, thick plates and extrusions, wheels and structural parts, first-class fuel tank and spacecraft parts of multistage rockets, truck frame and suspension system parts 20 17 are the first batch of 2XXX series alloys applied in industry. At present, the application scope is relatively narrow, mainly rivets, general mechanical parts, structures and transportation structural parts. Propeller and accessories 2024 Aircraft structures, rivets, missile parts, truck hubs, propeller parts and other structural parts 2036 Automobile body sheet metal parts 2048 Aerospace structural parts and weapon structural parts 2 124 Aerospace structural parts 22 18 Aeroengine and diesel engine piston, cylinder head, jet engine impeller and compressor ring 22 19 Welding oxidant for aerospace rocket. 23 19 welded and drawn covered electrode alloy 22 19 and filled solder 26 18 die forgings and free forgings. Piston and aero-engine parts 2A0 1 structural rivet 2A02 with working temperature less than or equal to 100℃, axial compressor blade 2A06 of turbojet engine with working temperature of 150~250℃, and aircraft structural rivet 2a 125 ~ 250℃. Alloy A0 1 H is used to manufacture aircraft structural rivets 2A 1 1 aircraft medium strength structural parts, propeller blades, vehicles and building structural parts with working temperature less than or equal to 100℃. 2A 12 Medium strength bolts and rivets for aircraft skin, frame, ribs, spars, rivets, etc. , structural parts 2A 14 for construction and transportation, free forgings and die forgings 2A 16, aerospace parts working at 250~300℃, welded containers and airtight cabins 2A 17, aircraft parts 2A50 and 2A60 with complicated shapes and moderate strength, compressor impeller, guide wheel and A60 for aircraft engines. Aircraft engine piston, guide vane, disk and other parts with high working temperature, such as compressor blade, impeller, piston and expansion ring, are used to process parts and components that require good formability, high corrosion resistance and good weldability, or both these properties and higher strength than 1XXX alloy. Such as kitchen utensils, processing and storage devices for food and chemical products, tanks and tanks for transporting liquid products, all-aluminum tanks for various pressure vessels and pipelines processed with thin plates, and other parts with higher strength than 3003 alloy, production and storage devices for chemical products, thin plate processing parts, building processing parts, building tools, and various lamp parts, such as 3 105 room partitions, baffles, movable roof panels, etc. Building materials are similar to 5005 and 3003 alloys of industrial equipment such as food, with medium strength and good corrosion resistance. Used as conductor, cooker, dashboard, shell and architectural decoration. The anodic oxide film is brighter than the oxide film on 3003 alloy, which is in harmony with the color of 6063 alloy. 5050 sheet can be used as the inner lining of refrigerators and freezers, automobile air pipes, oil pipes and agricultural irrigation pipes. It can also process 5052 thick plates, pipes, bars, special-shaped materials and wires. This alloy has good formability, corrosion resistance, candle resistance, fatigue strength and moderate static strength, and is used to manufacture 5056 magnesium alloy and cable sheath rivets, zippers, nails, etc. Used for aircraft fuel tanks and oil pipes, as well as sheet metal parts, instruments, street lamp brackets and rivets, hardware products, etc. of traffic vehicles and ships. Aluminum-clad wire is widely used to process the outer cover of agricultural insect traps and other occasions where high corrosion resistance is needed. 5083 is used in occasions that need high corrosion resistance, good weldability and medium strength, such as welding parts of ships, automobiles and aircraft plates; Pressure vessel, refrigeration device, TV tower, drilling equipment, transportation equipment, missile parts, armor, etc. 5086, which needs strict fire protection, is used in places that need high corrosion resistance, good weldability and medium strength. For example, 5 154 ships, automobiles, airplanes, cryogenic equipment, TV towers, drilling rigs, transport equipment, missile parts and welded structures such as decks, storage tanks, pressure vessels, ship structures and offshore facilities, transport tanks 5 182 thin plates are used for processing cans, and 5252 automobile body plates, steering wheels, reinforcements, brackets and other parts are used. After anodizing, there are bright and transparent oxide film 5254, chemical product containers such as hydrogen peroxide 5356, aluminum-magnesium alloy covered electrode with magnesium content greater than 3% and welding wire 5454 welding structure, pressure vessels, marine facilities, pipelines, 5456 steel plates, high-strength welding structures, storage tanks, pressure vessels, ship materials, 5457 automobiles and other equipment polished anodizing decorations, chemical product storage containers such as 5A02 hydrogen peroxide, etc. Welding wires, rivets, strength welded structural parts in ship structural parts 5A03, cold stamping parts, welded containers and welding wires can be used to replace 5A02 alloy 5A05 welded structural parts, aircraft skin skeleton 5A06 welded structural parts, cold die forgings, welded and drawn container stress parts, aircraft skin bone parts 5A 12 welded structural parts, bulletproof deck 6005 extruded profiles and pipes. Used for structural parts with strength and height greater than 6063 alloy, such as ladders and TV antennas. 6009 automobile body plate 60 10 thin plate: automobile body 606 1 requires various industrial structures to have certain strength, weldability and corrosion resistance, such as pipes and bars, as well as precision machining for trucks, tower buildings, ships, trams, fixtures and mechanical parts. Irrigation pipes and extrusion materials for vehicles, benches, furniture, fences, etc. 6066 Forging and Welding Structure Extrusion Material 6070 Extrusion Material and Pipe for Heavy-duty Welding Structure and Automobile Industry 6 10 1 High-strength Bar, Electrical Conductor and Cooling Equipment for Automobile 15 1 Used for die forging crankshaft parts, machine parts and production rolling rings. Used for 620 1 high strength conductive rod wire 6205 thick plate, pedal and high impact extrusion 6262. The corrosion resistance of threaded high stress parts is better than that of 20 1 1 and 20 17 alloys. After anodic oxidation treatment, 6463 pipes for water and oil, profiles of buildings and various appliances, and 6A02 aircraft engine parts for automobile decoration have bright surfaces, and 7005 forgings and die forgings with complex shapes are extrusion materials, which are used to manufacture welded structures with high strength and fracture toughness, such as trusses, bars and containers of transport vehicles. Large heat exchangers, and parts that cannot be solid-solution treated after welding; It can also be used to manufacture sports equipment, such as tennis rackets and softball bats, 7039 frozen containers, cryogenic equipment and storage boxes, fire-fighting pressure equipment, military equipment, armor plates and missile devices. 7049 can be used to forge parts with the same static strength and high stress corrosion cracking resistance as 7079-T6 alloy, such as aircraft and missile parts-landing gear hydraulic cylinder and extrusion parts. The fatigue performance of the parts is almost the same as that of 7075-T6 alloy, while the 7050 aircraft structural parts with higher toughness are made of plate, extrusion, free forgings and die forgings. The alloy requirements for manufacturing this kind of parts are: high spalling corrosion resistance, stress corrosion cracking ability, fracture toughness and fatigue resistance, 7072 air conditioning aluminum foil and ultra-thin strip; Cladding layers of 22 19, 3003, 3004, 5050, 5052, 5 154, 606 1, 7075, 7475, 7 178 alloy plates and pipes are used to manufacture aircraft structures and futures. He requires high strength and corrosion resistance. T736 material has good comprehensive properties, namely, high strength, spalling corrosion resistance, stress corrosion cracking resistance, fracture toughness and fatigue strength. 7 178 is used to manufacture aluminum clad plates, wing frames and stringers. This requires aerospace vehicles to have high compressive yield strength. Other parts with high strength and fracture toughness 7A04 aircraft skin, screws, and stress components such as girders, frames, ribs, landing gear, etc.