2024 Aluminum Round Bar
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2024 Aluminum Round Bar

Chalco 2024 Aluminum Round Bar offers outstanding strength-to-weight ratio, excellent fatigue resistance, and superior fracture toughness—making it one of the most trusted aerospace-grade aluminum alloys. Stronger than 2017 and 2014, it is widely used in structural aircraft components, defense systems, and performance-driven mechanical parts.

Cold finish bar: AMS4120, AMS-QQ-A-225/6

Extruded bar: AMS4120, ASTM B211, AMS4152, ASTM B221

EN573, EN485, AMS 4339, AMS 4164, AMS 4165, AMS-QQ-A-200/3

Explore Chalco's full range of 2024 aluminum round bar types

  • Cold Finished 2024 Round Bar
    Cold Finished 2024 Round Bar

    High dimensional stability and mechanical properties, ideal for structural parts in defense and aerospace. Available in a wide range of diameters with short lead times.

    Stable strength Quick delivery Wide size range
  • Precision Ground 2024 Round Bar
    Precision Ground 2024 Round Bar

    Precision ground finish for tight tolerance applications in aerospace and precision instruments, offering improved fatigue resistance and surface quality.

    Tight tolerance Smooth surface Aerospace-grade
  • Chamfered 2024 Round Bar for Swiss CNC
    Chamfered 2024 Round Bar for Swiss CNC

    Pre-chamfered ends designed for auto-lathes and Swiss CNC machines, reducing setup time and improving machining efficiency in mass production.

    Auto-feed ready Reduced prep time Mass production fit
  • Extruded 2024 Round Bar
    Extruded 2024 Round Bar

    A cost-effective option for structural uses in transportation and machinery; available in standard round profiles and ready-to-ship sizes.

    Cost-effective Standard profile Fast delivery
  • Forged 2024 Round Bar
    Forged 2024 Round Bar

    Produced through precision forging to achieve a fine-grain, dense structure. Ideal for aerospace load-bearing parts and mission-critical mechanical systems.

    High toughness Fine grain Low porosity
  • Large Diameter 2024 Round Bar
    Large Diameter 2024 Round Bar

    Supplied in diameters up to 400mm+, suitable for aerospace structural components and heavy-duty industrial machining.

    Ø400mm max Stable structure OEM-ready
  • 2024-T351 Aerospace Grade Round Bar
    2024-T351 Aerospace Grade Round Bar

    Heat-treated and stress-relieved round bar, widely used in wing ribs, fuselage frames, and high-load components in commercial aircraft.

    Fatigue resistant AMS standard Aircraft structure

Interested in other 2024 aluminum bar shapes such as square, flat, or forged types? Visit our main 2024 aluminum bar product page to explore a complete overview of available tempers, dimensions, machining options, and industry-specific recommendations—perfect for making the right choice for your project.

Chalco 2024 aluminum round bar – stock & purchasing guide

Chalco maintains one of the largest inventories of 2024 aluminum round bars in China, covering a wide range of diameters and tempers including T3, T4, T351, T6, and T851. Whether for small-batch prototypes or large-scale production, Chalco ensures same-quality assurance and consistent mechanical performance across all order sizes.

  • Centralized stock coordination: Backed by Chalco's own production lines and subsidiaries, we support rapid dispatch and real-time inventory scheduling.
  • Seven-day delivery: For standard in-stock sizes, delivery is guaranteed within 7 days.
  • Custom sizes available: We offer non-standard diameters and lengths with free mold fees for qualifying bulk orders.
Inventory Size Table of 2024 aluminum round bar
Temper Diameter: inch Diameter: mm Length
T3 7.087 180 2.4m
T4 3.071 7.8 2.5m
T4 3.465 8.8 2.5m
T4 17.717 45 2.5m
T4 19.685 50 4m
T4 23.622 60 4m
T4 33.465 85 -
T4 39.370 100 -
T4 45.276 115 2.2m 2.4m
T4 55.118 140 4m
T4 57.087 145 2.4m, 3.m
T4 64.961 165 2.4m
T4 66.929 170 -
T4 70.866 180 -
T4 78.740 200 1.9m
T4 82.677 210 2.4m
T4 88.583 225 2.4m
T4 90.551 230 2.4m
T4 100.394 255 2.4m
T4 104.331 265 2.4m
T4 110.236 280 2.5m
T4 133.858 340 2.9m
T4 3.071 7.8 2.5m
T4 3.465 8.8 2.5m
T4 17.717 45 2.5m
T6 96.457 245 2.5m
T3511 11.811 30 -
T3511 15.748 40 -
T3511 19.685 50 -
T3511 23.622 60 -
T3511 27.559 70 -
T3511 31.496 80 -
T3511 39.370 100 -
T3511 43.307 110 -
T3511 47.244 120 5.m
T3511 51.181 130 -
T3511 55.118 140 -
T3511 59.055 150 -
T3511 63.000 160 5.3m
Hot selling size of 2024 T3 T4 T351 T851 Cold Finish aluminum round bar
Diameter: inch Diameter: mm Contact
1/8 0.125 3.175 Quick Quote
1/4 0.250 6.350 Quick Quote
3/8 0.375 9.525 Quick Quote
1/2 0.500 12.700 Quick Quote
5/8 0.625 15.875 Quick Quote
3/4 0.750 19.050 Quick Quote
7/8 0.875 22.225 Quick Quote
1 1.000 25.400 Quick Quote
1 1/8 1.125 28.575 Quick Quote
1 1/4 1.250 31.750 Quick Quote
1 3/8 1.375 34.925 Quick Quote
1 1/2 1.500 38.100 Quick Quote
1 5/8 1.625 41.275 Quick Quote
1 3/4 1.750 44.450 Quick Quote
1 7/8 1.875 47.625 Quick Quote
2 2.000 50.800 Quick Quote
2 1/8 2.125 53.975 Quick Quote
2 1/4 2.250 57.150 Quick Quote
2 3/8 2.375 60.325 Quick Quote
2 1/2 2.500 63.500 Quick Quote
2 3/4 2.750 69.850 Quick Quote
2 7/8 2.875 73.025 Quick Quote
3 3.000 76.200 Quick Quote
3 1/8 3.125 79.375 Quick Quote
3 1/4 3.250 82.550 Quick Quote
3 1/2 3.500 88.900 Quick Quote
3 3/4 3.750 95.250 Quick Quote
4 4.000 101.600 Quick Quote
4 1/4 4.250 107.950 Quick Quote
4 1/2 4.500 114.300 Quick Quote
4 3/4 4.750 127.000 Quick Quote
5 5.000 152.400 Quick Quote
5 1/2 5.500 177.800 Quick Quote
6 6.000 203.200 Quick Quote
6 1/4 6.250 228.600 Quick Quote
6 21/2 6.500 254.000 Quick Quote
7 7.000 177.800 Quick Quote
7 7.000 222.250 Quick Quote
7 1/4 7.250 25.400 Quick Quote
8 8.000 22.225 Quick Quote
Hot selling size of 2024 T3511 T8511 T3 Extruded aluminum round bar
Diameter: inch Diameter: mm Contact
1/2 0.500 31.750 Quick Quote
7/8 0.875 38.100 Quick Quote
1 1.000 44.450 Quick Quote
1 1/8 1.125 50.800 Quick Quote
1 1/4 1.250 76.200 Quick Quote
1 1/2 1.500 101.600 Quick Quote
1 3/4 1.750 127.000 Quick Quote
2 2.000 152.400 Quick Quote
3 3.000 88.900 Quick Quote
3 1/2 3.500 9.525 Quick Quote
4 4.000 114.300 Quick Quote
4 1/2 4.500 12.700 Quick Quote
5 5.000 3.175 Quick Quote
6 6.000 6.350 Quick Quote
9 9.000 28.575 Quick Quote

Performance parameter table of 2024 aluminum round bar

Density 0.1 lb/in3
Ultimate Tensile Strength 70 ksi(bare); 65 ksi (clad)
Yield Tensile Strength 50 ksi(bare); 45 ksi(clad)
Elongation at Break Percentage 18%
Fatigue Strength 20 ksi
Hardness Rockwell | Brinell B75 | 120
Modulus of Elasticity 10, 600 ksi
Thermal Conductivity 840 BTU-in/hr-ft^2-°F

Application industries of Chalco 2024 aluminum bar and the related products

2024 aluminum round bar is engineered to meet the demands of industries requiring a strong balance between fatigue resistance, machinability, and weight reduction. From aerospace structures to automotive load-bearing parts, Chalco provides ready-to-ship and customizable solutions that meet international standards and performance benchmarks. Discover how our 2024 bars match your sector's technical needs and compliance requirements.

Aerospace & Defense — For High Fatigue Strength and Weight-Sensitive Structures

2024-T3/T351 round bars are widely used in fuselage frames, ribs, skins, and riveted joints, thanks to their excellent fatigue strength and fracture toughness. Chalco supplies aerospace-certified materials conforming to AMS 4120 and QQ-A-225/6, with stable mechanical properties across batches. Quick Quote

Ideal for: Wing structures, pterygoid ribs, front/rear beams, military aircraft components.

Automotive Engineering — For Lightweight & High-Stress Applications

The strength-to-weight ratio of 2024 round bar makes it a top choice for racing cars, lightweight truck frames, and suspension parts. It supports effective mass reduction without sacrificing performance, and can be precision-machined to customer drawings. Quick Quote

Common uses: Engine mounts, chassis links, transmission shafts, precision fasteners.

Mechanical & Precision Manufacturing — For Machinable and Stable Bar Stock

2024 round bars in T3511 and T4 tempers are used to produce high-speed rotating parts, jigs, fixtures, and load-bearing shafts. Their excellent machinability and consistent grain structure support CNC and auto lathe production with minimal tool wear. Quick Quote

Recommended for: Custom tooling, aerospace jigs, robotics actuators, precision linkages.

Railway, Shipbuilding & Transportation — For High Strength Under Fatigue Load

In transportation and rail sectors, 2024 aluminum bars are used in structural frames and vibration-sensitive parts that require excellent fatigue life. Chalco offers long-length bar stock in standard and large diameters to meet heavy-duty requirements. Quick Quote

Key parts: Connection joints, energy absorbers, shock absorbers, wheel supports.

Sports & Outdoor Equipment — For Lightweight, High-Stress Frames

Bicycles, trekking poles, and sporting shafts benefit from the balance of strength, lightness, and impact resistance offered by 2024 round bars. T6 and T351 tempers are particularly suitable for applications where formability is less critical than durability. Quick Quote

Used for: Sports shafts, equipment brackets, custom gear components.

Hobbyist Aerospace & Modeling — For DIY, UAV and Model Aircraft Frames

Due to its strength and machinability, 2024 is favored in the hobbyist community for crafting model aircraft frames and drones. Chalco provides smaller diameters and cut-to-length services ideal for lightweight structural builds. Quick Quote

Suitable for: UAV arms, model fuselages, drone connectors, servo housings.

Decorative & Industrial Design — For Structural Strength with a Metallic Finish

When structural integrity and metallic texture are both required, 2024 bars offer the ideal balance. Artists and designers use these bars in sculptures, custom fixtures, and high-end industrial displays. Quick Quote

Applied in: Custom hardware, architectural trim, display frames, public art structures.

Whether you're sourcing for aerospace certification, automotive tolerances, or high-volume CNC parts, Chalco offers a full range of 2024 aluminum round bars in stock and made to order. Contact our team for fast material matching, CAD support, and tailored procurement plans.

FAQ of 2024 aluminum round bar

Please ensure the size and quantity before purchasing Chalco 2024 aluminum bars. Then contact our customer service personnel, we will provide you with the best quality products and the most competitive quotations in the market.

Equivalent Grades of 2024 aluminum round bar?

2024, AW-AlCu4Mg1, AU4G1, 3.1355, A92024, AlCu4Mg1, AlCuMg2

Dimensions and weights of 2024 aluminum bar

Calculation of the weight of the aluminum round rod: πR2*h×0.0000027 (3.1415*the square of the radius of the aluminum rod*the length of the aluminum rod*density, the unit of the radius length is mm).

Calculation of the weight of the aluminum square rod: side A*side B*0.0027*h (side length*side length*density*aluminum rod length), the unit is mm.

If the length is short, the cutting loss shall be increased.

The length and width of the cut shall have a tolerance of 1-3mm.

For easier estimation, you can use our aluminum bar weight calculator to quickly compute the theoretical weight of your desired 2024 round or square bar based on dimensions and density.

Price of 2024 aluminum bar

2024 aluminum rod price: (LME ingot price + processing fee)×weight + packaging fee + transportation fee

Please contact Chalco aluminum to inquire about the price, and how much is the processing fee per ton for the relevant type of aluminum square rod. The processing fee for 7075 aluminum rods of different sizes is quite different, and we will provide you with the best quotation.

2024-T351, 2024-T851, 2024-T6, 2024-T4, 2024-T3, 2024-O are the most ordered tempers by customers.

Packaging details of Chalco 2024 aluminum bar product

  • It can be packed in containers or bulk containers.
  • 2.20 tons of this grade can hold 20 foot containers, and 25 tons of this grade can hold 40 foot containers.
  • Standard export seaworthy package, harness according to product size. Bundling, seaworthy wooden pallet or wooden box, iron pallet, waterproof paper. With or without edge protector, steel hoop and seal.
  • According to the specific requirements of customers.

Freight transportation of Chalco 2024 aluminum bar product

  • Bulk (based on minimum order quantity)
  • LCL container: 25 tons of 20 foot container (the maximum length is 5.8 meters); 40 foot container 26 MT (maximum length 11.8m); The maximum weight of LCL container is 7 tons and the maximum length is 5.8 meters.
  • By express (air), such as TNT/DHL/FedEx
  • Delivery details: 3-7 days of inventory; Custom size 20-35 days after receiving advance payment.

Chalco can provide you the most comprehensive inventory of aluminum products and can also supply you customized products. Precise quotation will be provided within 24 hours.

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