| Property | Value | Notes / Unit |
| Density | 1.81 g/cc | Typical alloy density |
| Melting Point | 640 – 650 C | Melting temperature |
| Young’s Modulus | 45 GPa | Elastic modulus |
| Tensile Strength | 230 MPa | Ultimate tensile strength |
| Yield Strength | 150 MPa | 0.2% Proof stress |
| Elongation | 5 – 10% | Percentage elongation |
| Thermal Conductivity | 156 W/m-K | High thermal conductivity value |
| Specific Heat Capacity | 1.02 J/g-K | Specific heat |
| Electrical Resistivity | 0.063 uOhm-m | Electrical resistance property |
| Coefficient of Thermal Expansion | 26.8 ppm/C | Or 26.8 x 10^-6 / C |
Magnesium AZ91E
The Corrosion-Resistant Workhorse for Intricate Lightweight Components
Standard magnesium alloys often force you to gamble on corrosion resistance when cutting weight. AZ91E changes the equation. By strictly limiting trace impurities, this high-purity casting alloy delivers elite structural integrity and micro-corrosion protection—ensuring your thin-walled, complex industrial parts perform flawlessly in the harshest operating environments.
Why Savvy Engineers Specify AZ91E: Most purchasing teams focus strictly on mass reduction, but a successful sourcing plan requires a material that supports complex geometry and environmental exposure without sacrificing structural yield.
- Elite Corrosion Resistance: The “E” designation represents strict, high-purity control over iron, copper, and nickel limits, making it the premier choice for parts exposed to high humidity or marine environments.
- Flawless Castability: Superior fluid dynamics during molten processing allow for the production of incredibly intricate, pressure-tight, and thin-walled structural geometries.
- Aggressive Mass Reduction: At roughly 1.81 g/cc, it cuts structural weight by 33% compared to aluminum, while offering excellent dampening capacity against mechanical vibration.
- Physical Properties
- Chemical Composition
- Mechanical Properties
Here is a table displaying the chemical composition of AZ91E magnesium alloy
| Element | Percentage (wt. %) | Sourcing Spec (Max/Range) |
| Magnesium (Mg) | Balance | Base Metal |
| Aluminum (Al) | 2.5 – 3.5% | Nominal 3.0% |
| Zinc (Zn) | 0.6 – 1.4% | Nominal 1.0% |
| Manganese (Mn) | 0.2% min | Minimum requirement |
| Silicon (Si) | 0.05% max | Impurity limit |
| Copper (Cu) | 0.05% max | Impurity limit |
| Nickel (Ni) | 0.005% max | Impurity limit |
Here is a table showcasing the mechanical properties of AZ91E magnesium alloy:
| Property | Value |
|---|---|
| Tensile Strength | 230 MPa |
| Yield Strength | 150 MPa |
| Elongation | 5 – 10% |
| Hardness (Brinell) | 60 HB |
| Compressive Strength | 350 MPa |
| Shear Strength | 140 MPa |
| Modulus of Elasticity | 45 GPa |
| Poisson’s Ratio | 0.35 |
| Fatigue Strength | 110 MPa (at 10鈦?cycles) |
| Impact Toughness | 6 – 8 kJ/m虏 |
Magnesium plate AZ91E
AZ91E plates provide top-tier corrosion resistance under heavy loads.
Magnesium bar AZ91E
Swap heavy steel for high-purity AZ91E bars—they machines beautifully and block raw outdoor rust.
Magnesium bar AZ91E
High-purity AZ91E bars deliver incredible dampening and corrosion resistance for custom machined parts.
Magnesium wire AZ91E
AZ91E wires offer a high-purity weld that matches the elite corrosion resistance of your base alloy castings.
Features of Grade
High-Purity Micro-Structure
Strictly limits trace impurities like iron and nickel to maximize basic alloy performance.
Elite Corrosion Resistance
Delivers superior micro-corrosion shielding, flourishing in the harshest industrial conditions.
Intricate Thin-Walled Casting
Exceptional melt fluidity allows flawless filling of complex, lightweight geometric molds.
Robust Structural Integrity
Blends high tensile strength with excellent castability to prevent hidden structural defects.
Tailored Custom Sizing
We saw, cut, and process AZ91E to your precise dimensions, bypassing stock list limits.
Full ASTM Compliance
Every batch comes fully verified with traceable material analysis and certificate support.
Moisture-Proof Sealed Packs
Vacuum-sealed and crated in heavy-duty wood boxes to completely stop marine transport rust.
Streamlined Global Delivery
We manage international customs and ship reliable, ready-to-use alloys straight to your site.
Custom Magnesium Alloy Grades, Shapes, and Sizes Supplier
10 years of magnesium alloy product development and production supplier, we can customize the products according to the customer's performance needs or product application area needs. Magnesium plate we have provided customers with large size plate of 2400*7500mm, which meets the needs of many customers with large plate. At the same time, we can also provide etched plates, which also solves the needs of many customers in the printing industry. Same We can also provide seamless tubes, high performance plates and other products to military customers. You You Same Same You Customers' high quality demand is the driving force for our R&D and production, if you have any demand about magnesium alloy, please contact us: Email: sales@mijimg.com
whatsapp:+86 13761190361
How is magnesium alloy surface treated?
For the surface of magnesium alloy material is easy to deteriorate the problem, magnesium alloy products will be finalized after the final surface treatment, at present commonly used (phosphating, passivation), spraying, vacuum transfer printing, anodic oxidation, micro-arc oxidation and other treatment methods. Magnesium alloy micro-arc oxidation treatment is currently a common surface treatment in the rail transit industry. Our company has the capacity of micro-arc oxidation treatment of ultra-long profiles (>5 meters) and acid-resistant micro-arc oxidation treatment. Widely used in military, aerospace, machinery, electronics and rail transportation and other fields.
Miji Magnesium Delivery
The factory has a large number of AZ31B, AZ80A, AZ91D and ZK60A grades in stock, the delivery time can be controlled by Delivery time: 3-10days, the general sending is fumigated wooden box packaging, which can effectively prevent the product from deformation and scratches.
Miji magnesium can send FedEx/UPS/DHL courier, also can be transported by sea, to help you save the trouble of transportation.
At present, we can do EXW, FOB, CIF and DDU services according to your needs, one-stop solution for all your import problems.
Miji magnesium Service
After the customer receives the goods, please check the quantity and tolerance of the product, the surface and other product details in a timely manner, if there is a quality problem, please notify us within 30 days, we will make up the product to send, return and exchange and other after-sales service. At the same time there are 7/24 hours customer service online to answer any technical questions and sales problems you have.
Applicantion Of Magnesium AZ91E
Automotive Lightweight Castings
Excellent for thin-walled steering wheels, oil pans, and complex gearbox housings exposed to road debris.
Premium Electronics & Avionics
Provides superb micro-corrosion protection and elite heat dissipation for thin, complex laptop covers and radar gear.
Defense & Maritime Components
Extensively used in tactical missile sections and structural brackets that endure harsh coastal or marine salt spray.
FAQ
Q: What is the main benefit of AZ91E magnesium?
A: It offers elite corrosion resistance by keeping iron, nickel, and copper levels strictly below ultra-low limits.
Q: Is AZ91E suitable for complex parts?
A: Yes, its exceptional melt fluidity allows flawless filling of intricate, thin-walled lightweight molds.
Q: How well does AZ91E machine?
A: It cuts exceptionally clean and holds ultra-tight dimensional tolerances for precision components.
Q: Are your AZ91E materials fully certified?
A: Yes, all batches come with standard traceable material testing documents and full ASTM compliance.