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Location: HOME > PRODUCTS > Aluminum / Aluminum Alloy > Aluminum/Aluminum Alloy Rod > 6061 Al-Mg-Si Strengthened Aluminum Alloy Rod

6061 Al-Mg-Si Strengthened Aluminum Alloy Rod

6061 aluminum rod belongs to the Al-Mg-Si series of heat-treatable, precipitation-hardened aluminum alloys (formerly designated as LD31). The T6 temper—achieved through solution heat treatment followed by artificial aging—is the most common high-strength condition for 6061. As the most versatile medium-strength aluminum alloy used in industrial applications, 6061 derives its strength from the precipitation of Mg₂Si intermetallic compounds formed by its magnesium (Mg) and silicon (Si) content.

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6061 Standard: GB/T 3190-2020, ASTM B221 (aluminum rods). 6061 belongs to the Al-Mg-Si series of heat-treatable, precipitation-hardened aluminum alloys (formerly designated as LD31). The T6 temper—achieved through solution heat treatment followed by artificial aging—is the most common high-strength condition for 6061.

6061-T6 is the most versatile medium-strength aluminum alloy used in industrial applications; it derives its strength from the precipitation of Mg₂Si intermetallic compounds (formed by Mg and Si). Its advantages include excellent machinability, superior anodizing response, medium strength, good corrosion resistance, and weldability. With a density of 2.70 g/cm³, it is also an effective choice for lightweighting.

Limitations: Its strength is lower than that of 7075; the strength in the heat-affected zone (HAZ) decreases after welding; properties may be slightly lower in thick-section rods; and it is not suitable for structures subject to ultra-high loads.

Product Name	Aluminum Bar/Rod
Model No.	1050, 1060, 1100, 2014, 2024, 3003, 5052, 5083, 6061, 6063, 6082, 7075,etc
Supply status:	O (annealed malleable state), T4, T6, T651 (stress-relieved rods, CNC processing does not cause deformation)
Technique	Cold Rolled,Hot Rolled
Temper	O,H14,H24,H32,H112 Etc;T4,T651 Etc
Diameter / Specification	6mm - 600mm，(Inventory:Φ10、Φ20、Φ30、Φ40、Φ50、Φ60、Φ80、Φ100、Φ120、Φ150)
Length	100mm - 6000mm, free measurement scale, standard factory size is 6 meters; for lengths longer than 6 meters, please make a note.
Standards	ASTM.GB.DIN,EN,JIS,etc
Terms of payment	T/T, L/C at sight etc.
MOQ	1 Ton
Packaging	Standard export packaging or customized as required
Property	Anti-Corrosion,Heat Resistant
Delivery Time	Stock:5-7 days; New Production:15-25Working Days

Chemical composition

Si	Mg	Cu	Cr	Fe	Mn	Zn	Ti	Single impurity	Other impurities	Al
0.40~0.80	0.80~1.20	0.15~0.40	0.04~0.35	≤0.70	≤0.15	≤0.25	≤0.15	≤0.05	≤0.15	Margin

Executive Standards

Chinese National Standard (GB): GB/T 3191-2019 "Extruded bars of aluminium and aluminium alloys"; Chemical composition: GB/T 3190

American Standard (ASTM): ASTM B221 / ASTM B211M

European Standard (EN): EN AW-6061 (AlMg1SiCu), EN 573-3

Specifications + Standard Stock Sizes

Shapes: Round bars (most common), square bars, hexagonal bars

Tolerances: Standard extrusion tolerances / High-precision tolerances via cold drawing (bright/precision bars)

Tensile strength Rm	≥290 MPa
Yield strength Rp0.2	≥240 MPa
Post-fracture elongation A	≥8%
Brinell Hardness HB	90~95 HB

Application Scenarios

1. Machining: CNC precision parts, tooling and fixtures, equipment bases, valve bodies

2. Automation: Machine frames, aluminum alloy supports for conveyor systems

3. Transportation: Automotive components, general small parts for marine vessels, rail transit accessories

4. Instruments & Electronics: Instrument housings, heat sinks, optical components

5. Inspection Tools & Molds: Simple plastic molds, inspection fixture templates

6. Engineering Support: Construction hardware, photovoltaic (PV) mounting components

Not suitable for highly corrosive marine environments (where 5083 alloy is preferred) or applications involving ultra-high loads (where 7075 alloy is preferred).

Payment Methods

Flexible payment terms available: T/T and L/C. For new clients, 30% advance payment for production, balance against copy of B/L. L/C is acceptable for large & regular orders to secure both parties.

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Warehousing Management

Before each batch of steel leaves the factory, a complete process inspection is strictly carried out. From chemical composition, mechanical properties to dimensional tolerance and surface quality, each item is carefully checked to ensure compliance with national standards and export regulations. At the same time, the quantity, packaging and rust prevention treatment are also verified. An original factory warranty certificate is attached, guaranteeing the quality. Before shipment, inspection photos are provided. Any non-compliant items will not be released, and the quality is fully controllable throughout the process. This ensures your overseas purchasing is safe and worry-free.

All items are visually inspected before delivery. No cracks, deformation, rust, scratches or cutting marks are allowed; edges must be smooth. Only visually sound products will be shipped.

Thickness, width, length, wall thickness, outer diameter have been measured. Straightness, curvature, torsion, diagonal tolerance all meet the corresponding tolerance requirements.

Quality inspection includes: mechanical property tests (yield strength, tensile strength), elongation rate, impact energy, hardness testing, chemical composition testing, process performance testing, etc.

Inspection according to packaging requirements: secure binding, moisture-proof film, rust-proof paper, export fumigation/fumigation-free wooden crates, shipping marks, gross weight, net weight, etc.

We will provide full reception services to support the customers' on-site inspection of the goods.

Hot Rolling Production Line

Cold rolling precision processing

Cold drawing/cold rolling line

Hot Rolling Production Line

Hot rolling production line (producing hot-rolled coils/medium-thick plates, thickness 2–60mm)

Cold rolling precision processing

(Producing ultra-thin / high-precision / shiny panels, with thickness ranging from 0.1 to 3mm, for high-end products)
Cold drawing/cold rolling line

(High-precision cold-drawn round steel, square steel, hexagonal steel, and special-shaped bars)

Cold drawing/cold rolling line

(High-precision cold-drawn round steel, square steel, hexagonal steel, and special-shaped bars)

Warehousing Management

A ten-thousand-ton standardized warehouse with grid-based zoning and system positioning enables rapid material retrieval and reduces the time spent searching for materials.

Inbound inspection: Verify the physical items against the inbound form, inspect the appearance, dimensions, and labels. Once confirmed to be correct, the materials are entered into the ERP system and processed for storage.

Logistics and Global Delivery: Self-operated fleet + contracted logistics partners; expedited service available for urgent orders.

International Shipping: Supports FOB, CIF, DDP, and other trade terms, covering 100+ countries and regions.

Process: Booking → Trucking → Customs Declaration → Loading onto Ship/Aircraft → Bill of Lading Issuance → Document Delivery → Destination Port Customs Clearance (Optional) → Last-Mile Delivery.

Provides door-to-door one-stop logistics with full tracking to ensure safe and timely arrival of goods.

After-Sales Service and Traceability: Delivery receipts, logistics information, and quality inspection documents are sent to customers within 24 hours of shipment.

Established a full product lifecycle traceability system, allowing tracking of production, quality inspection, warehousing, and transportation records.

Follow-up inspection within 72 hours of arrival; rapid response and handling of quality issues; assistance in resolving customs clearance issues for foreign trade orders.

Packaging Method