Custom Size 6063 / 6082 Extruded Aluminum Bars
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Specifications of 6063 / 6082 Extruded Aluminum Bars
| Grades | 6063, 6082 |
|---|---|
| Temper | T4, T5, T6, T66 |
| Shape | Round bar, square bar, rectangular bar, custom extruded profiles per drawing |
| Round bar diameter | 10–420 mm typical; larger diameters on request |
| Length | 2 m, 3 m, 5.8 m, 6 m, or cut to your required length |
| Standards | ASTM B221, EN 755, GB/T 6892 (extruded bar) |
| Tolerance | General class per EN 755-9 / GB/T 14846; special class confirmed by drawing |
| Surface | Mill finish, anodized, powder coated (on request) |
| Density | 2.70 g/cm³ |
| Typical mechanical properties | See table below (indicative) |
| Certifications | ISO 9001; EN 10204 3.1 mill test certificate; third-party inspection (SGS / BV / TUV) available |
| Packaging | Export wooden pallets with plastic film, standard seaworthy packing |
| MOQ | Flexible; small orders accepted |
| Lead time | 15–30 days after specification confirmation |
What are 6063 and 6082 aluminum bars
Both alloys belong to the 6xxx series and are strengthened by magnesium and silicon. 6063 has good extrudability and a clean surface after anodizing, so it is widely used for architectural and decorative profiles. 6082 has higher strength and better machinability, so it is preferred for structural and load-bearing parts.
Both are supplied in heat-treated tempers. We offer T4, T5, T6 and T66. T5 and T6 are the standard choices; T6 gives the highest strength among the common tempers, and T66 is a higher-strength variant for demanding structural use.
Typical chemical composition (wt %, single values are maximums; per EN 573-3 / GB/T 3190)
| Grade | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti |
|---|---|---|---|---|---|---|---|---|
| 6063 | 0.20–0.60 | 0.35 | 0.10 | 0.10 | 0.45–0.90 | 0.10 | 0.10 | 0.10 |
| 6082 | 0.70–1.30 | 0.50 | 0.10 | 0.40–1.00 | 0.60–1.20 | 0.25 | 0.20 | 0.10 |
Typical mechanical properties (indicative)
| Grade – temper | Tensile strength MPa (ksi) | Yield strength MPa (ksi) | Elongation % |
|---|---|---|---|
| 6063-T5 | ≥160 (23) | ≥110 (16) | ≥8 |
| 6063-T6 | ≥205 (30) | ≥170 (25) | ≥8 |
| 6082-T6 | ≥310 (45) | ≥260 (38) | ≥8 |
6082-T6 is clearly stronger than 6063, so choose 6082 where the part carries load and 6063 where surface finish and formability matter more.
Benefits and limitations
Benefits
Good strength-to-weight ratio; 6082-T6 reaches about 310 MPa tensile while staying light at 2.70 g/cm³.
Excellent extrudability, especially 6063, which suits complex profiles and custom shapes.
Good corrosion resistance in normal atmospheric and indoor environments.
Anodizes and paints well, giving a clean, durable finish.
Welds and machines readily for fabrication.
Limitations
Lower strength than 2xxx or 7xxx alloys; not for the heaviest structural loads.
Not suitable for high-temperature or high-pressure service.
Strength and corrosion behavior depend on temper and environment - confirm the temper with your design before ordering.


Product Diaplay

Applications
6063 and 6082 extruded aluminum bars are used in different types of construction, fabrication, and engineering applications, depending on the required strength, surface finish, and machining performance.
Building and architectural structures: window and door frames, curtain-wall components, handrails, balustrades, posts, and lightweight support structures. 6063 is commonly selected where surface appearance, extrusion quality, and anodizing performance are important.
Machinery and equipment: machine frames, bases, brackets, jigs, fixtures, guards, spacers, and support members. 6082 is better suited to applications requiring higher mechanical strength and load-bearing capacity.
Transport and vehicle components: trailer and vehicle structural parts, body frames, support members, and lightweight fabricated components where aluminum weight reduction is beneficial.
General engineering and fabrication: machined bars, brackets, supports, shafts, connectors, and bolted or welded assemblies. 6082 is particularly useful where higher strength and good machinability are required.
Architectural and visible components: trims, posts, rails, profiles, and other exposed components that may be anodized, powder coated, or otherwise surface finished. 6063 is often preferred for applications where appearance and surface quality are important.
Industrial and commercial equipment: work platforms, access structures, equipment frames, protective guards, shelving components, and other fabricated structures where moderate weight and corrosion resistance are required.
Selection note: 6063 is generally a better choice for architectural extrusions and visible components, while 6082 is more appropriate when higher structural strength and machining performance are the main requirements.
Standards and certifications
We produce 6063 and 6082 extruded bars to ASTM B221 and GB/T 6892, with dimensions and tolerances per EN 755. Every shipment is supplied with an EN 10204 3.1 mill test certificate under our ISO 9001 quality system. Third-party inspection by SGS, BV, or TUV can be arranged on request. If your project requires a specific certification standard or material specification, tell us in your inquiry.
Ordering and quote
MOQ is flexible and we accept small orders. Standard lead time is 15–30 days after we confirm your specification. To get a quote, send an inquiry with:
Grade (6063 or 6082)
Temper (T4, T5, T6, or T66)
Shape and size (round bar diameter, or square/rectangular dimensions; or send your profile drawing)
Length, or your cut-to-length requirement
Quantity and surface requirement (mill finish, anodized, powder coated)
Any certification or third-party inspection you need
Our team returns pricing and delivery based on your specification, usually within one working day. For non-standard diameters or special tolerances, send your drawing and we will confirm feasibility and lead time.
Company Information
Henan Gnee New Material Co., Ltd. with good reputation, high-quality products, solid strength and lower price is famous in the country. Our company has rich experience in trading as we are engaged in domestic trading for more than ten years.

Over the years, Henan Gnee New Material Co., Ltd. has established long-term friendly relations of cooperation with many customers from all over the world. Every year, many famous purchasers come to our factory to do Investigation, and our products have been recognized by them.
Packing & Shipping

FAQ
Which grade should I choose, 6063 or 6082?
Use 6063 for architectural, decorative, and lightly loaded parts where surface finish matters. Use 6082 when the part carries load or needs higher strength.
What tempers are available?
T4, T5, T6, and T66. T6 is the common high-strength choice; T5 is used where straightness and finish are more important than peak strength.
What is the tensile strength?
6063-T6 is about 205 MPa minimum; 6082-T6 is about 310 MPa minimum. Exact values are on the mill test certificate with your order.
Can you supply custom sizes and profiles?
Yes. Round and square bars are available from 10 mm diameter up to 420 mm, and we extrude custom profiles from your drawing.
What is the MOQ and lead time?
MOQ is flexible and small orders are accepted. Lead time is 15–30 days after specification confirmation.
Can you cut to length and provide certificates?
Yes. We cut to your required length, and every shipment includes an EN 10204 3.1 mill test certificate under ISO 9001. Third-party inspection is available on request.
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