Key Highlights
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6063 aluminum extrusion is a common choice. It is strong, resists corrosion, and is easy to shape.
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Many fields, like construction and manufacturing, use this flexible aluminum alloy.
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People prefer 6063 aluminum because it has a smooth finish. This makes it great for projects where appearance matters.
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You can heat-treat this alloy to improve its mechanical properties. This makes it good for various project needs.
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This guide gives useful information about 6063 aluminum extrusion. It helps both experts and beginners.
What is 6063 Aluminum Extrusions?
6063 is a specific type of aluminum alloy known for being strong and easy to weld. It can be shaped by a process called extrusion. Its special mix of alloying elements sets it apart from other aluminum alloys. The main elements are magnesium and silicon. Together, these elements enhance the characteristics of the alloy during extrusion.
Extrusion is pushing heated aluminum through a die to create a long shape. The 6063 aluminum is simple to extrude, making it perfect for detailed designs with exact measurements.
Chemical Compositions of 6063 Aluminum
6063 aluminum is popular because it has great corrosion resistance. It is a common choice for architectural applications like door and window frames. The alloy contains silicon and magnesium. These elements help give 6063 high thermal conductivity and good mechanical properties. Its thermal properties and smooth surface make it ideal for extrusion processes. This allows it to create complex shapes for various structural and architectural needs. This aluminum alloy combines strength, good workability, and corrosion resistance. It meets the needs of specific architectural and structural applications.
|
Element |
Percentage Range |
|
Aluminum (Al) |
Balance (approximately 97.5% to 99.35%) |
|
Magnesium (Mg) |
0.45% to 0.90% |
|
Silicon (Si) |
0.20% to 0.60% |
|
Iron (Fe) |
0% to 0.35% |
|
Copper (Cu) |
0% to 0.10% |
|
Manganese (Mn) |
0% to 0.10% |
|
Chromium (Cr) |
0% to 0.10% |
|
Zinc (Zn) |
0% to 0.10% |
|
Titanium (Ti) |
0% to 0.10% |
|
Others |
Each 0% to 0.05%, total 0% to 0.15% |
Key Properties of 6063 Aluminum
6063 aluminum is valued for its excellent corrosion resistance, making it a preferred choice for architectural applications such as window and door frames. The alloy’s composition of magnesium and silicon contributes to its high thermal conductivity and good mechanical properties, ideal for extrusion processes to create intricate designs with precise measurements. Its strength, workability, and corrosion resistance blend suit diverse structural and architectural needs well.
Pros and Cons of 6063 Aluminum
6063 aluminum is a very useful alloy. It is popular for many different reasons. First, it has high corrosion resistance, which helps it last longer. Second, it has good mechanical properties, making it strong. Its weldability is excellent, too. Also, it has great thermal conductivity. Because it is lightweight and easy to handle and use in manufacturing.
Like other materials, 6063 aluminum has some limitations. It is not as strong as some aluminum alloys, such as 6061. Because of this, it may not be the best option for heavy structural applications that need extra strength.
Common Tempers of 6063 Aluminum
The mechanical properties of 6063 aluminum extrusion rely heavily on its temper. Temper is a heat treatment that alters the structure of the alloy. The T5 and T6 tempers are common options. Each temper has its own special features that suit different requirements in various applications.
Choosing the right temper is very important. It must match the specific needs of how the material will be used. You should know the features of each temper. This understanding helps you pick the best material. The right temper can give you the right balance of strength, flexibility, and other qualities needed for the task.
Aluminum 6063 T5 Vs. T6
Choosing the right temper for your aluminum extrusion project is key. It’s important to know the differences, especially between 6063-T5 and 6063-T6.
6063-T5 aluminum undergoes a special heat treatment. It is heated to a high temperature and then quickly cooled down. After that, it is aged at a higher temperature. This process makes it stronger and harder than the 6063-0 temper, which has not been heat-treated.
6063-T6 starts with the same heat treatment. However, it is aged at an even higher temperature for a longer time, leading to greater yield strength and hardness.
To see the more differences between 6063-T5 and 6063-T6, check out this table:
|
Property |
6063-T5 |
6063-T6 |
|---|---|---|
|
Yield Strength |
145 MPa (21,000 psi) |
214 MPa (31,000 psi) |
|
Tensile Strength |
186 MPa (27,000 psi) |
241 MPa (35,000 psi) |
|
Shear Strength |
110 MPa (16,000 psi) |
138 MPa (20,000 psi) |
|
Elongation |
8% |
8% |
Comparing 6063 Aluminum to Other Alloys
6063 aluminum is strong and resists corrosion well, which is why it is good for making door frames and window frames. Its high corrosion resistance is due to alloying elements like silicon and magnesium. People like this aluminum alloy for its thermal properties, which allow it to be shaped into complex shapes for several architectural applications.
6063 Vs. 6061 Aluminum
The 6000 series includes both 6061 and 6063 aluminum alloys. These alloys resist corrosion well and can be welded easily. However, each has special features that make it suitable for different tasks.
6061 aluminum is stronger than 6063, especially when heat-treated to the T6 temper. This added strength makes 6061 a popular choice for projects that need strong support, such as bicycle frames and airplane parts.
6063 aluminum is easy to shape. This means it can create detailed and complex shapes with smooth surfaces. When we check the modulus of elasticity, both alloys show similar values. This tells us they feel stiff and can resist bending or changing shape when stress is added.
|
Property |
6003 Aluminum |
6061 Aluminum |
|---|---|---|
|
Main Alloying Elements |
Magnesium (Mg), Silicon (Si) |
Magnesium (Mg), Silicon (Si), Copper (Cu), Chromium (Cr) |
|
Tensile Strength (Ultimate) |
Not specified, but generally similar to 6063 |
290-310 MPa (42,000-45,000 psi) |
|
Tensile Strength (Yield) |
Not specified, but generally similar to 6063 |
240-276 MPa (35,000-40,000 psi) |
|
Elongation at Break |
Not specified, but generally similar to 6063 |
10-12% |
|
Corrosion Resistance |
Good, but less than 6061 |
Excellent |
|
Weldability |
Excellent |
Excellent |
|
Machinability |
Fair |
Good |
|
Formability |
Excellent, ideal for extrusions |
Good, but less than 6003 |
|
Thermal Conductivity |
Not specified, but generally similar to 6063 |
170 W/m-K |
|
Applications |
Architectural elements, decorative items, extrusions |
Aerospace, automotive, construction, machinery |
6063 Vs. 5052 Aluminum
6063 aluminum and 5052 aluminum are both very common in many industries. 6063 aluminum is widely used in architectural applications. It works well for door frames because it is easy to shape. On the other hand, 5052 aluminum has excellent corrosion resistance, especially in marine settings. While both types have good mechanical properties, 5052 has higher strength. The choice between 6063 and 5052 aluminum depends on the needs of your project.
|
Property |
5052 Aluminum |
6003 Aluminum |
|---|---|---|
|
Main Alloying Elements |
Magnesium (Mg), Chromium (Cr) |
Magnesium (Mg), Silicon (Si) |
|
Tensile Strength (Ultimate) |
228 MPa (33,000 psi) |
241 MPa (35,000 psi) |
|
Tensile Strength (Yield) |
193 MPa (28,000 psi) |
214 MPa (31,000 psi) |
|
Elongation at Break |
1-28% |
9.5-17% |
|
Corrosion Resistance |
Excellent, especially in marine environments |
Good, but less than 5052 |
|
Weldability |
Excellent |
Excellent, but may require precise techniques |
|
Machinability |
Poor |
Poor |
|
Formability |
Good, but less than 6003 for complex shapes |
Excellent, ideal for architectural extrusions |
|
Thermal Conductivity |
140 W/m-K |
200 W/m-K |
|
Electrical Conductivity |
35% IACS |
53% IACS |
|
Applications |
Marine hardware, automotive parts, aerospace |
Architectural elements, decorative items, complex extrusions |
6003 Vs. 6005 Aluminum
In the 6000 series of aluminum alloys, 6003 and 6005 are very similar. They have similar chemical structures and purposes. However, slight differences between them can affect how well they work for various tasks.
6003 aluminum is often used for projects that require easy shaping, welding, and decent strength. Its good heat properties make it ideal for heat sinks and exchangers. On the other hand, 6005 aluminum is a bit stronger and is a popular option for structural applications like ladders and railings.
One important benefit of 6063 aluminum is that it can be shaped into forms with smooth surfaces. This feature is good for architectural applications. On the other hand, 6003 and 6005 aluminum might require extra steps to achieve the same surface quality.
|
Property |
6003 Aluminum |
6005 Aluminum |
|---|---|---|
|
Main Alloying Elements |
Aluminum (Al), Magnesium (Mg), Silicon (Si) |
Aluminum (Al), Manganese (Mn), Magnesium (Mg), Silicon (Si) |
|
Tensile Strength (Ultimate) |
110-240 MPa (16,000-35,000 psi) |
190-310 MPa (28,000-45,000 psi) |
|
Tensile Strength (Yield) |
40-170 MPa (5,800-24,650 psi) |
100-280 MPa (14,500-40,600 psi) |
|
Elongation at Break |
1.1-28% |
9.5-17% |
|
Brinell Hardness |
25-60 HB |
90-95 HB |
|
Corrosion Resistance |
Excellent |
Good, but less than 6003 |
|
Weldability |
Excellent |
Good, but requires more precise techniques |
|
Machinability |
Poor |
Good |
|
Formability |
Excellent |
Good, but less than 6003 |
|
Applications |
Architectural elements, extrusions, decorative items |
Structural applications, building frames, solar panel mounts |
Conclusion
Knowing about 6063 aluminum extrusions is important for industries that need strong and flexible solutions. This aluminum is different because it has unique features and various tempers. This makes it useful for many tasks. You can make good decisions based on your project needs by comparing it to other alloys like 6061, 5052, and 6005. Whether you want to use it for buildings, cars, or other structures, 6063 aluminum shows its strengths and helps to save costs. Using this material can make products work better and be more efficient. Contact us for commercial consultations today for custom quotes and expert tips on 6063 aluminum extrusions.
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As one of the leading aluminum brands and a top supplier in China, Linsy Aluminum emphasizes quality and reliability in all its products. Our advanced aluminum factory in China manufactures high-performance aluminum alloys that satisfy the toughest industry requirements. Dedicated to excellence, we provide precision, durability, and tailored options to accommodate your specific project needs, establishing us as a trusted partner for businesses globally searching for exceptional aluminum solutions. GET A QUOTE
FAQ
What is the difference between 6063 and 6061 aluminum?
6063 and 6061 aluminum are two popular alloys with distinct characteristics. While 6063 aluminum is known for its ability to be shaped into forms with smooth surfaces, making it ideal for architectural applications, 6061 aluminum is valued for its superior strength and weldability. The choice between the two would depend on the specific requirements of your project – whether you prioritize surface quality or mechanical properties. Understanding these differences can help you decide when selecting the right alloy for your application.
Is 6061 or 6063 easier to weld?
6061 aluminum is generally considered easier to weld compared to 6063 aluminum. This is due to the higher strength and better weldability of 6061 aluminum alloy. When choosing between 6061 and 6063 for welding applications, it’s essential to consider factors such as the desired strength and ease of welding based on the specific needs of your project.
What is 6063 aluminum used for?
6063 aluminum is commonly used in architectural applications, such as window frames, door frames, and curtain walls, due to its excellent formability and smooth surface finish. Its resistance to corrosion and suitability for anodizing makes it a popular choice for decorative purposes. Additionally, 6063 aluminum is utilized to construct furniture, railings, and various structural components where aesthetics and lightweight properties are essential.
