Aerospace Magnesium alloy round bar
Commonly used in automotive aerospace electronics and industrial components where weight reduction matters
- Product Description
Aerospace Magnesium Alloy Round Bar – Lightweight Precision Material for Flight Structures
When you're designing high-performance aerospace components, every gram counts. Aerospace Magnesium alloy round bar from Shaanxi Hagrien Energy Technology delivers the weight-saving advantage you need without compromising strength. With density approximately 33% lighter than aluminum and 75% lighter than steel, our bars enable measurable fuel savings and payload optimization. Backed by our closed-loop manufacturing system—spanning alloy melting, extrusion up to Ø300 mm, and precision machining—we ensure uniform microstructure, tight dimensional tolerances, and full batch traceability. Standard lead times run 2–4 weeks, with expedited options available for urgent programs.

What Makes Our Magnesium Alloy Round Bars Different?
You need more than just a lightweight material. You need consistency, reliability, and a partner who understands your downstream process.
Engineered for Real-World Aerospace Demands
Our product is formulated to balance multiple performance criteria:
- Low density (1.74–1.83 g/cm³) for maximum weight reduction
- High specific strength exceeding many standard steels
- Superior damping capacity to absorb vibration in rotary-wing and engine applications
- Excellent machinability reducing tool wear and scrap rates
We don't just supply material. We engineer alloy systems based on your operating environment—temperature range, stress profile, and service life expectations.
Large-Diameter Capability with Quality Control
Many suppliers struggle with consistency once diameter exceeds 200 mm. We routinely produce extruded bars up to Ø300 mm while maintaining:
- Uniform grain structure throughout the cross-section
- Precise dimensional stability (minimizing downstream machining allowances)
- High surface quality right off the extrusion line
This capability matters when you're machining complex housings, brackets, or transmission components where material waste directly impacts your program cost.
Full Manufacturing Traceability
Every batch ships with complete documentation:
- Certificate of Analysis (COA)
- Certificate of Conformance (COC)
- Safety Data Sheet (SDS)
- Inspection records and batch traceability
Our CNAS-accredited laboratory ensures you have audit-ready data packages for supplier qualification and ongoing compliance.

Technical Specifications
Item | Unit | AZ31B | AZ61A | AZ91D |
Density | g/cm³ | 1.77 | 1.80 | 1.81 |
Melting Point | ℃ | 566- 632 | 620- 630 | 470- 595 |
Tensile Strength | MPa | 255- 290 | 290- 315 | 230- 250 |
Yield Strength | MPa | 150- 200 | 170- 220 | 150- 170 |
Elongation | % | 12-21 | 10-16 | 3-5 |
Elastic Modulus | GPa | 45 | 45 | 45 |
Poisson’s Ratio | — | 0.32 | 0.31 | 0.32 |
Thermal Expansion Coefficient | 10⁻⁶ /℃ | 26 | 26 | 26 |
Thermal Conductivity | W/(m·K) | 70 | 65 | 50 |
Specific Heat Capacity | J/(kg·K) | 1000-1050 | 1050 | 1050 |
Electrical Resistivity | μΩ·cm | 92- 125 | 125 | 170 |
Brinell Hardness | HB | 56-73 | 60-70 | 63-90 |
Shear Modulus | GPa | 17 | 17 | 17 |
Fatigue Strength | MPa | 80- 110 | 90- 120 | 70- 100 |
Where You'll Use These Bars
Helicopter Transmission Systems
Machined into gearbox housings and covers, our Aerospace Magnesium alloy round bar provide high damping capacity. This absorbs vibrational energy and extends component fatigue life in harsh rotary-wing environments.
Satellite and Spacecraft Structures
Launch costs are brutal. Every kilogram saved translates to thousands of dollars. Our bars form support struts, brackets, and deployment mechanisms—delivering structural rigidity while minimizing launch mass.
Commercial Aircraft Interiors
Seat frames, tray table arms, and galley components built from our material drastically reduce Basic Empty Weight (BEW). Lower weight means lower fuel consumption per passenger mile and reduced carbon emissions—all while meeting 16g dynamic crash safety requirements.
Avionics Chassis and Electronic Enclosures
Our magnesium bars machine into frames for flight control systems. They provide physical protection and essential EMI/RFI shielding, preventing signal interference in mission-critical electronics.

Key Advantages You'll Notice
Sensational Weight Reduction
Density is 75% lower than steel. This straightforwardly progresses fuel productivity and payload capacity.
Outstanding Vibration Damping
Magnesium retains stun and vibration distant superior than aluminum or steel. Your components final longer in high-frequency environments.
Excellent Machinability
Faster cutting speeds, lower instrument wear, and cleaner chip arrangement diminish your fabricating costs.
Recyclability
Magnesium is completely recyclable. This bolsters your supportability objectives and circular economy initiatives.
Controlled Fabricating Process
Our in-house expulsion and metallurgy control dispense with changeability. You get repeatable execution bunch after bunch.
Why Global Buyers Choose Hagrien?
You're not just buying bars. You're choosing a manufacturing partner who reduces program risk.
Integrated Manufacturing Control
We control every step—from alloy melting through extrusion and machining coordination. This eliminates finger-pointing between suppliers and speeds up problem resolution.
Engineering-to-Spec Flexibility
Need a custom alloy profile? Working from drawings? Developing a prototype?
We support drawing-based production, prototype scaling, and Factory Acceptance Testing (FAT). You move from concept to volume production faster.
Responsive Global Service
- RFQ response within 24 hours
- Quotation delivered in 1–3 business days
- Weekly project updates aligned with North American schedules
- U.S. entity for coordination and localized support
Certifications and Compliance
Our operations are backed by:
- ISO 9001 / ISO 14001 / ISO 45001
- CNAS-accredited laboratory
- API recognition
- HSE management system
You get audit-ready documentation and compliance confidence from day one.

Exhibition

Frequently Asked Questions
What is the item basically utilized for?
The item is primarily utilized for lightweight aviation brackets, lodgings, and exactness machined components. Buyers more often than not need to know whether the item can meet the target working condition, machining course, and last application prerequisite without making superfluous downstream risk.
What key highlights ought to buyers assess when sourcing the product?
Buyers ought to assess combination review consistency, dimensional resistance, surface quality, and machining execution, furthermore moo thickness and machinability for lightweight accuracy parts. In send out acquiring, these variables matter since they specifically influence handling abdicate, field unwavering quality, item consistency, and the add up to fetched of qualification.
Why do worldwide buyers select Hagrien for the product?
Hagrien combines amalgam dissolving, expulsion, machining coordination, and quality control to back both standard supply and custom lightweight component improvement. This makes a difference clients diminish reliance on a single provider, move forward communication speed, and move from test approval to steady volume supply more efficiently.
Can you supply rare-earth upgraded combinations for high-temperature applications?
Yes. We define combinations with Neodymium, Gadolinium, and Yttrium to move forward crawl resistance and combustibility resistance up to 600°C. These meet rigid FAA and EASA security directions for motor and cabin environments.
Do you offer fabric testing and confirmation support?
Absolutely. Our CNAS-accredited HTHP research facility performs mechanical testing, metallographic examination, and natural recreation. We give full documentation bundles to back your capability prepare.
What if I need expedited delivery?
We maintain safety stock for standard sizes and offer expedited production for urgent programs. Contact us with your timeline, and we'll work out a solution.

Ready to Reduce Weight and Program Risk?
Let's discuss your specific application requirements and material performance criteria with Aerospace Magnesium alloy round bar. Reach out today: cyrus@us-hagrien.com
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