7075 7050 7003 7004 7A01 7A02 7A03 7A04 7A09 Aluminum rivet wire for riveting has excellent strength and lightness, which can effectively reduce the structural load, so it is widely used in occasions that need to reduce weight but still maintain a stable connection. It is mainly used in aerospace, automobile manufacturing, transportation, construction engineering and other fields.
Why choose Chalco Aluminum's 7075 7050 7A03 aluminum rivet wire?
Quality could fully meet international standard, such as GB/T3195-2023.
Various grades of aluminum alloy wire produced by Chalco, and the product tolerances are very strict, the specifications cover 0.5mm-20mm, and the weight of a single coil is produced according to customer requirements. Including high-strength, environmentally friendly and anti-rust aluminum alloy wire is widely used in high-voltage wire and cable, submarine cable and other industries.
Specs of 7075 7050 7A03 aluminum rivet wire
| Type | Alloy | Temper | Diameter mm |
| Aluminum rivet wire | 7A01, 7A02, 7A03, 7A04, 7A09 | H14, T6 | 1.60-10.00 |
| 7075, 7050, 7003, 7004 | O, H13, T73 | 1.60-15.00 |
Chemical composition of 7075 7050 7003 7A01 7A03 7A04 7A09 alloy
| Element | Composition % | ||||||
| 7075 | 7050 | 7003 | 7A01 | 7A03 | 7A04 | 7A09 | |
| Si | 0.40 | 0.12 | 0.30 | 0.30 | 0.20 | 0.50 | 0.50 |
| Fe | 0.50 | 0.15 | 0.35 | 0.30 | 0.20 | 0.50 | 0.50 |
| Cu | 1.2-2.0 | 2.0-2.6 | 0.20 | 0.01 | 1.8-2.4 | 1.4-2.0 | 1.2-2.0 |
| Mn | 0.30 | 0.10 | 0.30 | - | 0.10 | 0.20-0.60 | 0.15 |
| Mg | 2.1-2.90 | 1.9-2.6 | 0.50-1.00 | - | 1.2-1.6 | 1.8-2.80 | 0.20-3.0 |
| Cr | 0.18-0.28 | 0.04 | 0.20 | - | 0.05 | 0.10-0.25 | 0.16-0.30 |
| Zr | - | 0.08-0.15 | 0.05-0.25 | - | - | - | - |
| Zn | 5.1-6.1 | 5.7-6.7 | 5.0-6.5 | 0.9-1.3 | 6.0-6.7 | 5.0-7.0 | 5.1-6.1 |
| Ti | 0.20 | 0.06 | 0.05-0.25 | - | 0.02-0.06 | 0.10 | 0.10 |
| Al | Remainder | Remainder | Remainder | Remainder | Remainder | Remainder | Remainder |
Property of 7075 7050 7A03 aluminum rivet wire
| Alloy | Temper | Sample temper | Diameter mm | Physical Property | |||
| Tension strength Rm MPa | Yield strength Rp0.2 MPa | Elongation % | |||||
| A100mm | A250mm | ||||||
| Not less than | |||||||
| 7050 | O | O | 1.6-10.0 | ≤275 | — | — | — |
| H13 | H13 | 235-305 | — | — | — | ||
| O, H13 | T7 | 485 | 400 | 9 | — | ||
| 7075 | O | O | 1.6-10.0 | ≤275 | 110 | 13 | — |
| H13 | H13 | 1.6-10.0 | 230-310 | 230 | 2.5 | — | |
| H18 | H18 | 1.6-10.0 | 285 | 260 | 2 | — | |
| H13, H18 | T6 | 1.6-10.0 | 510 | 485 | 10 | — | |
| Alloy | Temper | Sample Temper | Diameter mm | Shear Strengthτ Mpa | Riveting Properties | |
| Protrusion height of sample ratio to diameter | Riveting test time | |||||
| 7050 | O, H13 | T73 | 1.6-25.0 | ≥270 | — | — |
| 7A03 | H14 | H14 | 1.6-8.0 | — | 1.4 | — |
| ＞8.0-10.0 | 1.3 | — | ||||
| ＞10.0-20.0 | — | — | ||||
| T6 | T6 | 1.6-4.5 | ≥285 | 1.4 | — | |
| ＞4.5-8.0 | 1.3 | — | ||||
| ＞8.0-10.0 | 1.2 | — | ||||
| ＞10.0-20.0 | — | — | ||||
Dimension tolerance of 7075 7050 7A03 aluminum rivet wire
| Diameter mm | Tolerance | |||
| Grade A | Grade B | Grade C | Grade D | |
| ≤1.6 | +0.000 -0.015 | +0.015 -0.015 | ±0.015 | +0.00 -0.04 |
| ＞1.6-4.0 | +0.000 -0.025 | +0.025 -0.015 | ±0.025 | +0.00 -0.05 |
| ＞4.0-6.0 | +0.000 -0.030 | +0.025 -0.025 | ±0.040 | +0.00 -0.08 |
| ＞6.0-10.0 | +0.000 -0.040 | +0.050 -0.025 | ±0.060 | +0.00 -0.12 |
| Defect name | Technical requirement |
| Aluminum rivet wire | |
| Cracks, burrs, peeling, air bubbles, bumps, dents, scratches, triangular openings, metal press-in, non-metal press-in and surface corrosion | Not allowed |
| Scuffs, scratches, bumps | Allowable depth does not exceed half of the negative deviation value |
| Oil spots | Allowed |
Features of 7075 7050 7A03 aluminum rivet wire
7075 aluminum rivet wire features
High strength: 7075 aluminum alloy is a high-strength alloy, which is usually used in applications that need to withstand large loads and pressures.
Good corrosion resistance: 7075 alloy has excellent corrosion resistance, which makes it maintain stability and reliability in harsh environments.
Lightweight: despite its high strength, 7075 alloy is relatively lightweight and is suitable for joints that require low weight.
Anti-wear: 7075 aluminum alloy has a high surface hardness and has good anti-wear performance.
7050 aluminum rivet wire features:
High strength: similar to 7075, 7050 aluminum alloy is also a high-strength alloy, which is suitable for occasions that need to withstand greater pressure and load.
Good fracture toughness: 7050 alloy has good fracture toughness, which makes it maintain the stability of the connection under high stress environment.
Resistance to crack growth: 7050 alloy has a high resistance to crack growth, making it excellent in high stress and vibration environments.
7A03 aluminum rivet wire features
Excellent plasticity: 7A03 aluminum alloy has good plasticity and is easy to process into rivets of various shapes and sizes.
Moderate strength: the strength of 7A03 alloy is between 7075 and 7050, which is suitable for some applications with moderate strength requirements.
Good corrosion resistance: 7A03 alloy can still maintain good performance in some corrosive environments.
It should be noted that different types of aluminum rivet wires are suitable for different engineering occasions, and the selection of suitable aluminum rivet wires needs to be carried out according to specific application requirements and environmental conditions.
Use of 7075 7050 7A03 aluminum rivet wire
7075, 7050 and 7A03 aluminum rivet wires are widely used in engineering fields. Here are their main uses:
The use of 7075 aluminum rivet wire
Aerospace industry: the high strength and lightweight properties of 7075 alloy make it an important component connection for aircraft, helicopters and spacecraft.
Racing and car manufacturing: used to make structural connections in racing cars and high-performance cars to reduce overall vehicle weight and improve performance.
Military application: in the manufacture of military equipment, such as tanks, armored vehicles, etc., to ensure strength and stability.
High-pressure gas containers: used in the manufacture of high-pressure gas containers, oil tanks and gas storage tanks to ensure their connection safety in high-pressure environments.
The use of 7050 aluminum rivet wire
Aerospace industry: 7050 alloy is widely used in aircraft, especially in the connection of components with high pressure, high temperature and high strength requirements.
Basic structure: it is used to manufacture bridges, building structures and large mechanical equipment to ensure their bearing capacity and structural stability.
Land transportation: used in high-speed trains, high-speed railways and automobile manufacturing to improve structural strength and safety.
Shipbuilding: applied to the connection of hull and ship equipment to resist the corrosion and pressure of the marine environment.
Uses of 7A03 aluminum rivet wire
Light aircraft: 7A03 alloy is often used in the manufacture of joints for small aircraft, drones and light helicopters.
Transportation: applied to the structural connection of rail transit, urban light rail and buses to improve the stability and safety of transportation vehicles.
Sports equipment: used in the manufacture of sports equipment, such as bicycles, skateboards and snowboards.
Electronics: used in the assembly of electronic devices to ensure connection reliability and lightweight design.
These aluminum rivet wires play an important role in different fields and become an indispensable connecting material in various engineering projects due to their high strength, light weight and corrosion resistance.
Precautions for purchasing 7075 7050 7A03 aluminum rivet wire
There are a few things to consider when purchasing 7075, 7050 and 7A03 aluminum rivet wire:
Material specifications: make sure the aluminum rivet wire you purchase matches your application requirements. Different alloys and specifications are suitable for different engineering occasions, and it is necessary to select the appropriate material and specification according to the specific use environment and load requirements.
Supplier reputation: choose a reputable supplier or brand to ensure that the purchased aluminum rivet wire is a genuine product that meets quality standards. Customer testimonials and feedback can be viewed to understand the supplier's reputation and service quality.
Quality certification: confirm whether the purchased aluminum rivet wire complies with relevant quality certification standards, such as ISO 9001, etc. These certifications attest to the quality control and conformity of the product.
Lot tracking: knowing whether suppliers provide lot tracking information is important for quality monitoring and problem solving. It can ensure that the quality of the purchased aluminum rivet wire is stable and reliable.
Price comparison: compare prices from different suppliers, be aware that low prices may indicate inconsistent quality or counterfeit products. A reasonable price range can be used as a reference.
Service and after-sales support: find out whether the supplier provides good pre-sales consulting and after-sales support services. If you encounter problems during use, it is very important to be able to solve them in time.
Packaging and shipping: verify that the supplier provides proper packaging and shipping methods to ensure that the product is not damaged during shipping.
Quantity and lead time: confirm the required quantity and lead time to meet your engineering needs in a timely manner.
In summary, purchasing 7075, 7050, and 7A03 aluminum rivet wire requires careful selection of suppliers and products, ensuring quality and performance that meet your application requirements, and obtaining reliable pre-sales and post-sales support.
Other types of 7-series rivet aluminum wire in Chalco
7A01 aluminum rivet wire, temper T6, normal diameter 3.0mm with tolerance +/-0.01mm, and normal coil weight is above 30kg, and used for making mandrel on rivet wire.
7A02 aluminum rivet wire, temper T6, normal diameter 9.5mm with tolerance +/-0.01mm, , and normal coil weight is above 30kg, and used for making mandrel on rivet wire.
7A03 aluminum rivet wire, temper T6, normal diameter 1.46-4.45mm with tolerance +/-0.01mm, , and normal coil weight is above 30kg, and used for making screw rivets.
7A04 aluminum rivet wire, temper T6, normal diameter 4.45mm with tolerance -0.01mm, , and normal coil weight is above 30kg, and used for making screw rivets.
7A09 aluminum rivet wire, temper T6, normal diameter 1.0-15.0mm with tolerance +/-0.02mm, , and normal coil weight is above 50kg, and used for making rivets.
7003 7004 aluminum rivet wire, temper T6, normal diameter 3.0-25mm with tolerance +/-0.02mm, , and normal coil weight is above 30kg, and used for making round head, solid rivets.