Typical uses of different brands of aluminum alloys
15 Extruded coils, hoses and fireworks powder for food, chemistry and brewing industries
16 require high corrosion resistance and formability, but not high strength. Chemical equipment is its typical use.
11 is used to process parts and components that need good formability and high corrosion resistance but do not require high strength, such as chemical products, food industry devices and storage containers, thin plate processing parts, deep-drawing or spinning concave utensils, welding parts, heat exchangers, printed boards, nameplates, reflective appliances
1145 packaging and insulating aluminum foil, and heat exchangers
1199 electrolysis. Optical reflective deposition film
135 wires, conductive stranded wires, busbars, transformer strips
211 screws and machined products requiring good cutting performance
214 are applied to occasions requiring high strength and hardness (including high temperature). Aircraft heavy-duty, forgings, thick plates and extruded materials, wheels and structural components, first-stage fuel tanks and spacecraft parts of multi-stage rockets, truck frame and suspension system parts
217 is the first 2XXX alloy to obtain industrial application. At present, its application scope is narrow, mainly including rivets, general mechanical parts, structures and transportation vehicle structural parts. Propeller and accessories
224 aircraft structures, rivets, missile components, truck hubs, propeller components and other structural parts
236 automobile body sheet metal parts
248 aerospace structural parts and weapon structural parts
2124 aerospace structural parts
2218 aircraft engine and diesel engine pistons, aircraft engine cylinder heads, Jet engine impeller and compressor ring
2219 space rocket welded oxidant tank, supersonic aircraft skin and structural parts, working temperature is -27~3℃. Good weldability, high fracture toughness, and high stress corrosion cracking resistance in T8 state
2319 covered electrode and filler solder of 2219 alloy
2618 die forgings and free forgings. Piston and aero-engine parts
Structural rivet with working temperature of 2A1 less than or equal to 1℃
Axial compressor blade of turbojet engine with working temperature of 2~3℃
Aircraft structure with working temperature of 15~25℃ and aircraft structure rivet with working temperature of 125~25℃
2A1 strength is higher than that of 2A1 alloy. Used for manufacturing aircraft structural rivets with working temperature less than or equal to 1℃
2A11 aircraft's medium-strength structural parts, propeller blades, transportation vehicles and building structural parts. Medium-strength bolts and rivets for aircraft
2A12 Aircraft skins, frames, ribs, spars, rivets, etc., free forgings and die forgings with complex shapes for building and transportation structural parts 2A14
2A16 Aerospace aircraft parts with working temperature of 25~3℃, Welded container working at room temperature and high temperature and airtight cockpit
2A17 Aircraft parts working at 225~25℃
2A5 Medium-strength parts with complex shapes
2A6 Aircraft engine compressor wheel, guide wheel, fan, impeller, etc.
2A7 Aircraft skin, The compressor blades, impellers, pistons, expansion rings and other parts with high working temperature of
2A8 aero-engine such as aircraft engine pistons, guide vanes and wheel discs
2A9 aero-engine pistons
33 are used to process parts and components that require good formability, high corrosion resistance and good weldability, or work that requires both these properties and higher strength than 1XXX series alloys. Such as kitchen utensils, food and chemical products processing and storage devices, tanks and tanks for transporting liquid products, various pressure vessels and pipes processed with thin plates
34 all-aluminum cans, which require parts with higher strength than 33 alloy, chemical products production and storage devices, thin plate processing parts, building processing parts, building tools, and various lamp parts
315 room partitions, baffles and shutters. Building materials and industrial equipment such as food
55 and 33 alloys are similar, 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 33 alloy, and it is in harmony with the color of 663 alloy.
55 thin plate can be used as the inner lining plate of refrigerator and refrigerator, automobile air pipe, oil pipe and agricultural irrigation pipe. It can also be used to process thick plates, pipes, bars, special-shaped materials and wires, etc.
552 This alloy has good formability, corrosion resistance, candle resistance, fatigue strength and moderate static strength, and is used to manufacture aircraft fuel tanks, oil pipes, sheet metal parts of traffic vehicles and ships, instruments, street lamp brackets and rivets, hardware products, etc.
556 magnesium alloy and cable sheath rivets, zippers, and so on. Aluminum-clad wire is widely used to process the cover of agricultural insect traps and other occasions where high corrosion resistance is needed
583 is used in occasions where high corrosion resistance, good weldability and medium strength are needed, such as welded parts of ships, automobiles and aircraft plates; Pressure vessels, refrigeration devices, TV towers, drilling equipment, transportation equipment, missile components, armor, etc. that need strict fire protection
586 are used in places that need high corrosion resistance, good weldability and medium strength. For example,
5154 welded structures, storage tanks, pressure vessels, ship structures and offshore facilities, transport tanks
5182 thin plates are used to process the lid of cans, and
5252 parts such as automobile body panels, steering wheels, reinforcements and brackets are used. Having bright and transparent oxide film after anodic oxidation
5254 Hydrogen peroxide and other chemical products container
5356 Aluminum-magnesium alloy covered electrode with magnesium content greater than 3% and welding wire
5454 welding structure, pressure container, Marine facilities and pipelines
5456 armor plates, high-strength welded structures, storage tanks, pressure vessels, ship materials
5457 polished and anodized decorative parts for automobiles and other equipment
5652 storage containers for hydrogen peroxide and other chemical products
5657 polished and anodized decorative parts for automobiles and other equipment, However, in any case, it is necessary to ensure that the material has fine grain structure
5A2 aircraft fuel tank and conduit, welding wire, rivet, ship structure
5A3 medium-strength welding structure, cold stamping parts, welding container and welding wire, which can be used to replace 5A2 alloy
5A5 welding structure, aircraft skin skeleton
5A6 welding structure, cold die forging parts and welding container. Aircraft skin bone parts
5A12 welded structural parts, bulletproof deck
65 extruded profiles and pipes are used for structural parts with strength and height greater than 663 alloy, such as ladders, TV antennas, etc.
69 automobile body plate
61 thin plate: automobile body
661 requires various industries with certain strength, weldability and high corrosion resistance. Such as manufacturing pipes, rods, shapes and plates
663 building profiles for trucks, tower buildings, ships, trams, furniture, mechanical parts and precision machining. Irrigation pipes and extrusion materials for vehicles, benches, furniture, fences, etc.
666 forgings and extrusion materials for welded structures
67 extrusion materials and pipes for heavy-duty welded structures and automobile industry
611 high-strength bars, electrical conductors and heat dissipation equipment for automobiles
6151 is used for die forging crankshaft parts, machine parts and producing rolling rings. For the use of
621 high-strength conductive bars and wires
625 thick plates, pedals and high-impact extruded parts
6262 threaded high-stress parts with better corrosion resistance than 211 and 217 alloys
6351 extruded structural parts for vehicles, Water, oil and other transportation pipelines
6463 building and various appliance profiles, as well as automobile decorative parts with bright surfaces after anodic oxidation
6A2 aircraft engine parts, forgings with complex shapes and die forgings
75 extrusion materials, are used to manufacture welded structures with high strength and high fracture toughness, such as trusses, rods and containers of transportation vehicles; Large heat exchangers, and parts that cannot be treated by solid solution after welding; It can also be used to manufacture sports equipment such as tennis rackets and softball bats
739 frozen containers, cryogenic equipment and storage boxes, fire-fighting pressure equipment, military equipment, armor plates and missile devices
749 is used to forge parts with the same static strength as 779-T6 alloy and high stress corrosion cracking resistance, such as aircraft and missile parts-landing gear hydraulic cylinders and extrusions. The fatigue performance of the parts is roughly equal to that of 775-T6 alloy, but the toughness is slightly higher < P > The plates, extrusions, free forgings and die forgings used for 75 aircraft structural parts. The alloy requirements for manufacturing such parts are: high spalling corrosion resistance, stress corrosion cracking ability, fracture toughness and fatigue resistance
772 aluminum foil and ultra-thin strip for air conditioner; Cladding layers of 2219, 33, 34, 55, 552, 5154, 661, 775, 7475, 7178 alloy plates and pipes
775 is used to manufacture aircraft structures and high-stress structural parts with high strength and corrosion resistance, and die manufacturing 7175 is used to forge high-strength structures for aircraft. T736 material has good comprehensive properties, that is, high strength, spalling corrosion resistance, stress corrosion cracking resistance, fracture toughness and fatigue strength
7178 is used to manufacture parts with high compressive yield strength for aerospace vehicles
7475 fuselage, aluminum-clad and aluminum-clad plates, wing frames, stringers, etc. Other parts with high strength and fracture toughness
7A4 aircraft skin, screws, and stress-bearing components such as girders, frames, ribs, landing gear, etc.