2011 aluminum alloy is a high-mechanical-strength alloy with excellent processing performance, often referred to as a machinable alloy or "FMA, " making it highly suitable for use on automatic lathes. High-speed machining produces easily removable fine chips, and its exceptional processing characteristics allow the production of complex and intricate parts. In certain cases, 2011 can replace non-machinable brass without requiring tool changes. However, its corrosion resistance is relatively poor, necessitating anodizing treatment for additional surface protection in parts manufactured from 2011. When a higher level of corrosion resistance is needed, 6262 T9 may be a suitable alternative.
Purchase of 2011 aluminum bar
- Relying on Chalco production line and its subsidiaries, source procurement, lowest price guarantee.
- Chalco has the largest inventory and can allocate its subsidiary's inventory products at any time, seven-day delivery guarantee;
- The quality of large and small batches is the same, and be provided at the lowest price.
- Purcahse equivalent name: AlCu6BiPb, FC1, A92011, CB60, 3.1655, AlCuBiPb
- Specification: AMS-QQ-A-225/3 ASTM B211 UNS A92011
Note, customized sizes can be provided. Click to inquire about how to produce customized products with free mold fees.Quick Quote
Chalco 2011 aluminum bar rod hot selling size list
Product Description | Diameter/Size (inch) | Diameter/Size (mm) |
ASTM B211 CF 2011 aluminum round bar | 1 | 25.4 |
ASTM B211 CF 2011 aluminum round bar | 1 1/2 | 38.1 |
ASTM B211 CF 2011 aluminum round bar | 1 1/4 | 31.75 |
ASTM B211 CF 2011 aluminum round bar | 1 1/8 | 28.575 |
ASTM B211 CF 2011 aluminum round bar | 1 3/4 | 44.45 |
ASTM B211 CF 2011 aluminum round bar | 1 3/8 | 34.925 |
ASTM B211 CF 2011 aluminum round bar | 1 5/8 | 41.275 |
ASTM B211 CF 2011 aluminum round bar | 1 7/8 | 47.625 |
ASTM B211 CF 2011 aluminum round bar | 1/2 | 12.7 |
ASTM B211 CF 2011 aluminum round bar | 1/4 | 6.35 |
ASTM B211 CF 2011 aluminum round bar | 1/8 | 3.175 |
ASTM B211 CF 2011 aluminum round bar | 2 | 50.8 |
ASTM B211 CF 2011 aluminum round bar | 2 1/2 | 63.5 |
ASTM B211 CF 2011 aluminum round bar | 2 1/4 | 57.15 |
ASTM B211 CF 2011 aluminum round bar | 2 3/4 | 69.85 |
ASTM B211 CF 2011 aluminum round bar | 3 | 76.2 |
ASTM B211 CF 2011 aluminum round bar | 3/4 | 19.05 |
ASTM B211 CF 2011 aluminum round bar | 3/8 | 9.525 |
ASTM B211 CF 2011 aluminum round bar | 5/8 | 15.875 |
ASTM B211 CF 2011 aluminum round bar | 7/8 | 22.225 |
ASTM B211 CF 2011 aluminum square bar | 1/4 | 6.35 |
ASTM B211 CF 2011 aluminum square bar | 3/8 | 9.525 |
ASTM B211 CF 2011 aluminum square bar | 1/2 | 12.7 |
ASTM B211 CF 2011 aluminum square bar | 5/8 | 15.875 |
ASTM B211 CF 2011 aluminum square bar | 3/4 | 19.05 |
ASTM B211 CF 2011 aluminum square bar | 1 | 25.4 |
ASTM B211 CF 2011 aluminum square bar | 1 1/4 | 31.75 |
ASTM B211 CF 2011 aluminum square bar | 1 1/2 | 38.1 |
ASTM B211 CF 2011 aluminum hex bar | 1/4 | 6.35 |
ASTM B211 CF 2011 aluminum hex bar | 5/16 | 7.9375 |
ASTM B211 CF 2011 aluminum hex bar | 3/8 | 9.525 |
ASTM B211 CF 2011 aluminum hex bar | 1/2 | 12.7 |
ASTM B211 CF 2011 aluminum hex bar | 9/16 | 14.2875 |
ASTM B211 CF 2011 aluminum hex bar | 5/8 | 15.875 |
ASTM B211 CF 2011 aluminum hex bar | 3/4 | 19.05 |
ASTM B211 CF 2011 aluminum hex bar | 7/8 | 22.225 |
ASTM B211 CF 2011 aluminum hex bar | 1 | 25.4 |
ASTM B211 CF 2011 aluminum hex bar | 1 1/8 | 28.575 |
ASTM B211 CF 2011 aluminum hex bar | 1 1/4 | 31.75 |
Chalco hot selling 2011 aluminum bar products
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2011 aluminum round bar
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2011 aluminum square bar
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2011 aluminum flat bar
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2011 aluminum hex bar
Chalco hot selling 2011 aluminum bar alloy series
The most common temper for 2011 aluminium bar - extruded and drawn - is: T3 - Solution heat treated, cold worked and naturally aged.
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2011 T3 aluminum bar
with moderate strength and excellent machinability, is used for parts like fasteners.
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2011 T6 aluminum bar
heat-treated for higher strength, is widely chosen for mechanical and aerospace components.
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2011 T8 aluminum bar
combining heat treatment and aging, offers high strength and corrosion resistance for applications like high-pressure containers.
Chalco patented product - Pb free 2011B aluminum bar rod
Chalco's eco-friendly 2011B aluminum rod, a replacement for traditional alloys like 2011, eliminates toxic Pb for enhanced machining. The substitution of Sn and Bi ensures environmental compliance, making it an ideal choice for lead-free, easy-cutting aluminum alloys with a low-melting-point structure for smooth high-speed cutting.
- Environmentally friendly and non-toxic, complying with EU environmental protection regulations;
- The free-cutting particles Sn, Bi and SnBi are evenly distributed in the alloy, which has excellent cutting performance;
- It has good cold and hot pressure processing performance;
- It has good corrosion resistance and coloring properties.
Advantages of Chalco 2011 aluminum bar
- One of the most commonly used aluminum alloys for free-cutting, producing easily removable fine chips during high-speed machining.
- Exhibits excellent machining characteristics, capable of producing complex and fine parts, widely used in the manufacturing of components requiring extensive machining.
- Relatively poor corrosion resistance; Chalco can provide anodizing treatment to offer additional surface protection.
- As an alloy of aluminum with copper and other elements, it enhances strength and durability. In certain situations, it can replace unprocessed brass without the need for tool modifications.
- Can be extruded, drawn, or forged into rods, tubes, or other shapes, serving various purposes.
- Suitable for multiple engineering fields due to its corrosion resistance, lightweight, and high strength, such as aerospace, chemical engineering, and construction machinery manufacturing.
Chalco 2011 aluminum parameter table
Chemical composition of 2011 aluminum alloy | ||
Element | 2011 | 2011B Pb Free |
Si | 0.4 | 0.4 |
Fe | 0.7 | 0.7 |
Cu | 5.0-6.0 | 4.0-7.0 |
- | - | - |
Mg | - | - |
Cr | - | - |
Ni | - | - |
Zn | 0.3 | 0.3 |
Bi | 0.20-0.6 | 0.05-3.0 |
Pb | 0.20-0.6 | |
Sn | 0.05-1.5 | |
Al | Remainder | Remainder |
Physical property of 2011 2011B aluminum bar rod | ||||
Alloy | Temper | Tension strength Rp0.2/MPa | Yield strength Rm/MPa | Elongation A50mm/% |
2011 | T1 | ≥3 | ≥227 | ≥24.7 |
T3 | ≥393 | ≥340 | ≥14.8 | |
T8 | ≥426 | ≥346 | ≥12.7 | |
2011B | T3 | ≥310 | ≥260 | ≥10 |
T6 | ≥310 | ≥230 | ≥8 | |
T8 | ≥370 | ≥275 | ≥10 |
Cold finish 2011 aluminum bar tolerance table | ||||||
Rounds | Squares, Hexagons, Octagons | |||||
Tolerance – in. plus and minus except as noted | DISTANCE ACROSS FLATS | |||||
SPECIFIED DIAMETER INCHES | Allowable Deviation from Specified Diameter | SPECIFIED DISTANCE ACROSS FLATS (in.) | Tolerance – in. plus and minus | |||
Cold Finished Rod | Rolled Rod | Allowable Deviation from Distance Specified Across Flats | ||||
Plus | Minus | Cold Finished Bar | Rolled Bar | |||
0.125 – 0.500 | 0.0015 | – | – | 0.125 – 0.500 | 0.002 | – |
0.501 – 1.000 | 0.002 | – | – | 0.501 – 1.000 | . 0025 | – |
1.001 – 1.500 | 0.0025 | – | – | 1.001 – 1.500 | 0.003 | – |
1.501 – 2.000 | 0.004 | 0.006 | 0.006 | 1.501 – 2.000 | 0.005 | 0.016 |
2.001 – 3.000 | 0.006 | 0.008 | 0.008 | 2.001 – 3.000 | 0.008 | 0.02 |
3.001 – 3.499 | 0.008 | 0.012 | 0.012 | 3.001 – 4.000 | – | 0.02 |
3.500 – 5.000 | 0.012 | 0.031 | 0.016 | |||
5.001 – 8.000 | – | 0.062 | 0.031 |
Extruded 2011 aluminum bar tolerance table | |||||
Rounds | Squares & Flats | Hexagons | |||
Size | Tolerance | Thickness or Width In. | Tolerance | Size | Tolerance |
.438 – 1.000″ | +/- .003″ | Under .125″ | +/- .006 | .438 – .938″ | +/- .005″ |
1.001 – 1.500″ | +/- .004″ | .125″ – .249” | +/- .007 | .939 – 1.499″ | +/- .006″ |
1.501 – 2.00″ | +/- .005″ | .250″ – .499″ | +/- .008 | 1.500 – 1.874″ | +/- .007″ |
2.001 – 3.00″ | +/- .007″ | .500″ – .749″ | +/- .009 | 1.875 – 2.00″ | +/- .008” |
3.001 – 3.999″ | +/- .012″ | .750″ – .999″ | +/- .010 | 2.001 – 3.250″ | +/- .012″ |
4.00 – 5.00″ | +/- .0017″ | 1.0″ – 1.49″ | +/- .012 | ||
5.01 – 7.500″ | +/- .022″ | 1.5″ – 1.99″ | +/- .014 | ||
7.501 – 8.00″ | +/- .030″ | 2.0″ – 3.99″ | +/- .024 | ||
4.0″ -7.99″ | +/- .034 | ||||
8.0″ – 9.99″ | +/- .054 |
Application field of Chalco 2011 aluminum bar
2011 is commonly used for high speed automatic screw machine parts, small precision gears, machine parts, atomizer and hose parts, pipe stems, TV fittings, auto fuel system components, clock parts, tube fittings, camera parts, industrial connectors, speedometer components, etc.- Machine parts
- Weaponry munitions
- Fasteners
- Fittings
- Automotive components
Chalco Aluminum - 5 tips for machining 2011 aluminum
1. Selecting the right cutting tools is crucial for processing aluminum alloy round bars; high-speed steel (HSS) or carbide tools are recommended for optimal results. However, carbide tools, while more durable with a better finish, are also more expensive.
2. Using recommended feed rates and speeds for 2011 aluminum is essential for optimal cutting performance. Running the tool too slowly may lead to built-up edges and chip welding, while running too fast can result in excessive tool wear and poor surface finish.
3. Maintaining proper cutting conditions is critical for efficient machining of aluminum alloy round bars. A rigid setup, avoidance of vibration and chatter, and ensuring appropriate tool overhang are necessary for stability during cutting.
4. Avoiding work hardening is important; excessive pressure on the workpiece can lead to work hardening, making the material harder and more difficult to machine. Avoid applying too much pressure during the machining process.
5. Clean the workpiece before machining, removing dirt, oil, or debris that may affect cutting performance, ensuring a smooth machining process.