6061 Aluminum Flat Bar/Busbar--EC Grade

6061 aluminum flat bar is a widely used extruded aluminum product, made from a heat-treatable aluminum alloy. It has excellent corrosion resistance and machinability, suitable for various product manufacturing. Its high strength-to-weight ratio makes it an ideal choice for lightweight components. Whether for mounting plates on brackets and rectifier components, or adding structural components to window frames or electrical fittings, 6061 aluminum flat bars are a common raw metal product that can meet countless needs.Welcome contact

Specifications & Customization of Chalco aluminum 6061 flat bar and busbar

Chalco Aluminum provides 6061 aluminum flat busbars with high strength, excellent conductivity, and corrosion resistance, meeting ASTM, IEC, ISO, and DIN standards. Our precision processing and customization capabilities ensure optimal performance for various electrical and industrial applications.

Available tempers & specifications

Tempers: T4, T6, T651, T6511
Equivalent Names: A96061, EN AW-6061, AlMgSiCu, HE20, AA6061, 3.3211
Standards Compliance: ASTM B317, ASTM B236, IEC 60105, ISO 209-1/2, DIN EN 755-2, DIN EN 755-5:2008-06, ASTM B221, AMS-QQ-A-200/8

Surface treatment & processing

Surface Requirements: Smooth, burr-free, clean, oil-free, and with a dense, uniform oxide layer for superior corrosion resistance.

Anodizing – Improves oxidation resistance and durability.
Tin Plating & Electroplating – Enhances conductivity and corrosion protection (available in silver, tin, nickel).
Copper Clad Aluminum (CCA) Processing – Copper cladding applied via explosive welding, rolling cladding, or hot-dip cladding.
Insulation Coating & Sleeves – powder coating, epoxy resin coating, insulation paint, PVC, heat shrink tubing, silicone rubber...
Protective Spraying – Provides additional surface protection for extended service life.
Edge Processing: Right angle, rounded corner, R-rounded corner – tailored for different structural and assembly needs.
Machining & Fabrication: Cutting, Drilling, Bending, Stamping

For detailed production and processing capacity, check the [Capacity Part].

Stock Sizes

Thickness: 0.08"-9.8" (2-250mm)
Width: 0.2"-11.8" (5-300mm)
Length: Customizable up to project specifications.

For detailed stock availability, check the [Size Reference Table].

Testing & quality control

All 6061 aluminum flat busbars undergo rigorous testing, including:
Conductivity Test – Ensuring high electrical performance.
Temperature Rise Test – Validating thermal stability in electrical applications.
Bending Test – Assessing mechanical strength and flexibility.

Chalco hot selling aluminum 6061 flat busbar products

6061 aluminum busbars can be produced and processed in various ways. As one of the most renowned aluminum manufacturers, Chalco offers hundreds of extrusion molds. For large-scale purchases, existing molds can be used to reduce mold costs and minimize processing expenses. For custom sizes, thick plate sawing and other processing methods can be employed to accurately match product dimensions while saving costs. Quick Quote

6061 extruded aluminum flat busbar

Offers high strength, good corrosion resistance, and excellent machinability. The extrusion process allows for precise dimensions and consistent quality.
6061 aluminum flat bar by plate sawing

More convenient processing method, flexible size without mold restrictions. The sawing process ensures accurate dimensions suitable for various applications.
6061 EC grade aluminum busbar

Known for its high electrical conductivity, good corrosion resistance, and excellent thermal conductivity.
6061 round corner aluminum busbar

enhance their reliability and durability in various applications by reducing stress concentration and improving safety

Properties of Chalco aluminum 6061 flat busbar

Alloy-temper	6061-T6	6061-T651	6061-T6511
Tensile Strength	270-310 MPa	270-320 MPa	270-290 MPa
Shear Strength	210MPa	210 MPa	170MPa
Elastic Modulus	69GPa	69GPa	69GPa
Brinell Hardness	93	93	-
Elongation at Break	10%	11%	9%
Thermal conductivity (20°C)	3.9
Electrical conductivity (20°C)	42-43
Electrical resistivity (dc) (20°C)	19.39 18.94
Temperature coefficient of electrical resistance (20°C)	0.00284 0.00277

Manufacturing Processing and Customization capabilities

Chalco Aluminum is a leading manufacturer of high-performance aluminum busbars, offering comprehensive processing, customization, and manufacturing capabilities to meet diverse industrial and electrical applications. Our state-of-the-art facilities ensure precision machining, advanced material cladding, and high-quality surface treatments to enhance performance, durability, and reliability.

Surface treatment for enhanced performance

To improve the durability, conductivity, and corrosion resistance of our aluminum busbars, we offer the following surface treatments:

Anodizing – Forms a dense oxide layer for enhanced corrosion resistance.
Electroplating – Silver, tin, or nickel plating to increase electrical conductivity and oxidation resistance.
Protective Spraying – Ensures long-term performance in harsh environments.

Customization & quality assurance

We support custom orders based on specific electrical and mechanical requirements, including:

Custom dimensions – Thickness 0.15mm - 40mm, Width 10mm - 200mm, Length up to 6m.
Special bending and forming – Tailored to fit unique electrical layouts.
Stringent testing procedures – Including conductivity tests, temperature rise tests, and bending tests to guarantee optimal performance.

Precision machining & fabrication

We provide advanced machining services to achieve precise dimensions and structural integrity for various applications:

Cutting – Custom length adjustments for different installations.
Drilling – Precision hole placement for electrical connections.
Bending – Tailored shaping to fit complex assembly requirements.
Stamping – High-efficiency mass production for uniform busbar components.

Copper cladding & insulation coating

Our specialized cladding and insulation techniques enhance conductivity, corrosion resistance, and electrical safety:

Copper-Clad Aluminum (CCA) Processing – Utilizing explosive welding, rolling cladding, and hot-dip cladding to form a high-strength copper-aluminum composite layer, improving conductivity and mechanical performance.
Insulation Coatings – Powder coating, epoxy resin coating to prevent electrical leakage and corrosion.
Insulation Sleeves – Options include PVC, heat shrink tubing, and silicone rubber, ensuring additional protection in high-voltage applications.

At Chalco Aluminum, we combine high-precision manufacturing with advanced processing technologies, ensuring reliable, high-quality aluminum and copper-clad busbars for global industrial and electrical applications.

For further inquiries or customized solutions, contact us today for a quick quote!Quick Quote

Advantage of Chalco Aluminum 6061 aluminum flat busbar

Chalco can provide complete design, including machining, forming, and brazing. Cutting, stamping, bending, drilling and other processing can be completed according to the specific requirements of customers.Quick Quote

High Strength: After heat treatment, 6061 aluminum alloy exhibits high strength, capable of withstanding mechanical stress and loads.
Lightweight: Aluminum alloy is relatively lightweight compared to many other metals, giving 6061 conductive aluminum busbars an advantage in applications requiring lightweight designs.
Good Corrosion Resistance: 6061 aluminum alloy has good corrosion resistance, able to resist corrosion from most chemical media and environmental conditions.
Good Machinability: 6061 aluminum alloy is easy to machine and shape, meeting various requirements for complex shapes and sizes, thereby expanding its application range.
Excellent Conductivity: 6061 aluminum alloy possesses excellent conductivity, making it an effective conductor of electric current. Chalco can provide surface coating and insulation processing for conductive aluminum busbars according to customer requirements to improve product corrosion resistance, aesthetics, and avoid short circuits and other issues.

Advantage of Chalco Aluminum 6061 electrical aluminum busbar

Application industries of Chalco Aluminum 6061 electrical aluminum busbar and 6061 flat bar products

6061 aluminum busbar for Electronics and Electrical Engineering: Used for electrical fittings, conductive connectors, conduction lines, etc.

Power transmission and distribution system: connecting wires, circuit breakers, switches, and other power equipment in power transformers, substations, and distribution equipment.
Electronic equipment: can be used to connect electronic components, capacitors, resistors, integrated circuits, etc.
New energy system: can be used for power output and connection systems of solar panels and wind turbines.
Power electronic equipment: in power electronic equipment, such as inverters, frequency converters, and motor controllers.

Application of Chalco Aluminum 6061 electrical aluminum busbar

6061 aluminum flat bar for Construction and Building: Used for structural supports, door and window frames, stair handrails, decorative panels, etc.

6061 aluminum flat bar for Aerospace: Employed in aircraft structural components, spacecraft parts, aircraft fittings, etc.

6061 aluminum flat bar for Transportation and Automotive Manufacturing: Utilized in automotive body structures, truck components, train carriage structures, etc.

6061 aluminum flat bar for Machining: Employed in the manufacture of machinery parts, tools, jigs, etc.

6061 aluminum flat bar for Sports and Leisure Equipment: Applied in manufacturing bicycle frames, skateboard decks, outdoor gear, etc.

6061 aluminum flat bar for Marine Engineering: Utilized in ship components, marine platform structures, marine equipment, etc.

6061 aluminum flat bar for Decorative Arts: Used in sculptures, ornaments, artworks, etc.

More aluminum busbar products in Chalco

6101 EC aluminum busbar T6, T61, T63, T64, T65

Containing magnesium and silicon, has high mechanical strength. Better anti creep than 1350.

Thermal stability Easy processing
Copper clad aluminum bus bar

CCA bus or bimetallic conductive bus, it is the third generation of "new energy-saving conductor materials".

Conductivity Scalability Reliability
6060 aluminum busbar T4, T5, T6

It can effectively transmit and distribute electricity, reducing energy loss and line power loss.

Lightweight Processability
6082 aluminum flat bar T3, T4, T5, T6

It has high strength and hardness, while maintaining good conductivity.

Machinability High strength and rigidity
6063 aluminum flat bar T4, T5, T6, T52, T66

In high-power applications, it can help effectively dissipate heat, and reduce the risk of equipment overheating.

Strong plasticity Excellent heat dissipation
1350 aluminum busbar H14, H16, H19

The minimum weight percentage is 99.5%, which is the material used for battery busbars.

Conductivity Thermal conductivity

More electrical aluminum products in Chalco

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Sizes and tolerance of Chalco aluminum electrical aluminum busbar

Dimensions and tolerance of 6061 aluminum flat bar

Dimensions and tolerance
Length	Maximum 6m
Width	10mm - 200mm
Width tolerance [mm]	b≤35.50		±0.40
	35.50		±0.80
	6>100.00		±1.20
Thickness	0.15mm - 40mm
Thickness tolerance [mm]	a≤6.30	±0.15
	6.30	±0.20
	a>12.50	±0.30
Minimum Bend Radius [mm]	1x thickness (up to 12mm) 2x thickness (>12mm)

Note: In the above table,

a=thickness, i.e. narrow edge size;

b=width refers to the size of the wide edge.

Size table of Square angle aluminum bar

Square angle aluminum bar
2mm	2*30	2*40	2*67	2*70	2.5* 25
3mm	3*10	3*15	3*20	3*25	3*30	3*40	3*50	3*60	3*67	3*75
3mm	3*110
4mm	4*10	4*15	4*20	4*25	4*30	4*40	4*45	4*50	4*60	4.6*60
4mm	4.8*9.8
5mm	5*15	5*20	5*25	5*30	5*35	5*40	5*50	5*60	5*80	5*100
6mm	6*20	6*25	6*30	6*40	6*50	6*54	6*55	6*60	6*65	6*70
6mm	6*75	6*80	6*100	6*120	6*150	6*160
6.3mm	6.3*50	6.3*63	6.3*63.5	6.3*80	6.35*50.8	6.35*76.2
7mm	7.6*80	7*150	7420*4
8mm	8*11	8*30	8*40	8*50	8*51	8*60	8*63	8*63.5	8*65	8*70
8mm	8*80	8*90	8*100	8*120	8*125	8.8*28.6
9mm	9*170	9*125	9. 2*64
10mm	10*20	10*25	10*30	10*40	10*45	10*50	10*60	10*63	10*65	10*70
10mm	10*80	10*90	10*100	10*110	10*114	10*120	10*125	10*140	10*150	10*160
12mm	12*30	12*40	12*45	12*50	12*60	12*70	12*76	12*80	12*100	12*120
12mm	12*125	12*130	12*140	12*150	12*160
12.5mm	12.5*90	12.5*100	12.5*125	12.5*127	12.7*101.6	12.7*160
13mm	13*125	13*130	13*160
14mm	14*100	14*120	14.5*80
15mm	15*30	15*35	15*50	15*60	15*80	15*100	15*120	15*125	15*150
16mm	16*30	16*90	16*100	16*110	16*125	16*130	16*140	16*150	16*160
20mm	20*76	20*100	20*120	20*130
Square bar	19*19	30*45	15*15
Round bar	Φ6	Φ8	Φ10	Φ11	Φ12	Φ14	Φ15	Φ15.6	Φ16	Φ18
	Φ20	Φ21	Φ22	Φ23	Φ25	Φ27	Φ28	Φ30	Φ32	Φ35
	Φ38	Φ40	Φ45	Φ50	Φ55	Φ60

Size reference table of Round angle aluminum bar

Round angle aluminum bar
2mm	R2*20	R2.5* 50
3mm	R3*30	R3*40	R3*50	R3*60	R3*80	R3*100	R3*120	R3*160
4mm	R4*25	R4*30	R4*35	R4*40	R4*50	R4*60	R4.1*44.1	R4.7*151
5mm	R5*30	R5*35	R5*40	R5*45	R5*50	R5*60	R5*70	R5*75	R5*80
5mm	R5*90	R5*100	R5*120
6mm	R6*40	R6*50	R6*60	R6*70	R6*80	R6*100	R6*120	R6*140	R6*160
6mm	R6.3*63	R6.35*76.5
7mm	R7*70
8mm	R8*40	R8*50	R8*60	R8*80	R8*100	RS*120
10mm	R10*20	R10*40	R10*50	R10*60	R10*75	R10*80	R10*100	R10*120	R10*125
10mm	R10*150	R10*160	R10*170	R10.4*25
12mm	R12*80	R12*100	R12*110	R12*120	R12*125	R12*150	R12*160
12.5mm	R12.5*80	R12.5*125	R12.7*90	R12.7*127
13mm	R13*120	R13*125
14mm	R14*100	R14*120	R14*150
15mm	R15*100	R15*120	R15*130	R15*150
16mm	R16*150	R16*160
19mm	R19.05*101.6	R19.05*127
20mm	R20*80	R20*120	R20*130
Special-shaped hypotenuse	450	550	560	640	650	660	680	860	880
	8100	8120	1040	1080	10100	10120	1280	12100	12120
	15120	20130	2860