Aluminum-Based Alloys
Aluminum Alloys
Featuring: all standard and special Al alloys—obsolete, prototype, custom customer specification, AA Specifications, small or large lots, Al-base master alloys.
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Aluminum Master Alloys
with Beryllium, Boron, Boron-Titanium, Chromium, Copper, Iron, Lithium , Magnesium, Manganese, Nickel, Silicon, Titanium, Zinc
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Powdered Metals
Featuring: Holtite Alsil Grit, Iron Powder, High Grade Zinc, Tin, and Copper-Aluminum Applications
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This high-purity master alloy contains 10% Cobalt and 90% Aluminum, designed for precise alloying in advanced aluminum casting and wrought production. Cobalt is primarily added to improve high-temperature strength and creep resistance in aluminum alloys, making it valuable for aerospace and high-performance automotive applications. It also functions as a modifier for iron-bearing phases, helping to... Forms: - 1" x 6" x 12" Slabs
Belmont Product Code 1907 Nominal Composition: - 90% Al
- 10% Co
Technical Info: - Melting Point (Liquidus): ~1,796°F (980°C)
- Melting Point (Solidus): ~1,215°F (657°C)
- Density: ~0.105 lbs/in³ (2.90 g/cm³)
- Solubility: Moderate in molten Aluminum at 1450°F+
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Scalmalloy is a high-performance aluminum alloy designed specifically for additive manufacturing, boasting an outstanding strength-to-weight ratio that’s perfect for aerospace and automotive industries. Its unique blend of superior strength, ductility, and corrosion resistance outperforms traditional aluminum alloys, enabling the production of lightweight, durable components. Ideal for crafting complex geometries, Scalmalloy enhances design flexibility and slashes... Forms: - Ingot
- Waffle
Belmont Product Code Nominal Composition: - Al Bal
- Mg 4%
- Sc 0.7%
- Mn 0.5%
Technical Info: - Melting Point (Liquidus): ~1,180°F (638°C)
- Melting Point (Solidus): ~1,070°F (577°C)
- Density: ~0.096 lbs/in³ (2.66 g/cm³)
- Features: Good Weldability, High Strength
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Magnesium improves the mechanical, fabrication, and welding characteristics of aluminum when used as an alloying agent. Forms: - 2"-1/4" Lumps
Belmont Product Code 6501B Nominal Composition: - 50% Al
- 50% Mg
Technical Info: - Melting Point (Liquidus): ~870°F (465°C)
- Melting Point (Solidus): ~842°F (450°C)
- Density: ~0.080 lbs/in³ (2.22 g/cm³)
- Solubility: Excellent dissolution in Aluminum at 1250°F+
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Addition of small amounts of Beryllium appreciably resists oxidation in both the liquid and solid states. Forms: - 4-5 oz. pcs.
- 5 Lb. Slabs
Belmont Product Code 1978 Nominal Composition: - 94.75% Al
- 5.25% Be
Technical Info: - Melting Point (Liquidus): ~1,250°F (677°C)
- Melting Point (Solidus): ~1,190°F (643°C)
- Density: ~0.097 lbs/in³ (2.69 g/cm³)
- Solubility: Rapid in molten Aluminum/Magnesium at 1300°F+
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Titanium is a grain refiner for Aluminum and improves mechanical properties. Forms: - 1" x 1" x 3" Sheared Pieces
Belmont Product Code 19512 Nominal Composition: - 94% Al
- 6% Ti
Technical Info: - Melting Point (Liquidus): ~2,012°F (1,100°C)
- Melting Point (Solidus): ~1,220°F (660°C)
- Density: ~0.099 lbs/in³ (2.75 g/cm³)
- Solubility: Good dissolution in Aluminum at 1350°F+
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Manganese added to Aluminum increases strength and hardness. It's beneficial in regards to corrosion resistance. Manganese is a grain refiner foir Aluminum. When Manganese is balanced with Iron it can change Iron rich needles to plates increasing ductility. Forms: - 5" x 1/2" Broken Slab
Belmont Product Code 1402 Nominal Composition: - 40% Al
- 60% Mn
Technical Info: - Melting Point (Liquidus): ~2,050°F (1,120°C)
- Melting Point (Solidus): ~1,220°F (660°C)
- Density: ~0.158 lbs/in³ (4.37 g/cm³)
- Solubility: Dissolution-driven at 1350°F+ (Does not melt instantly)
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Lithium added to Alloys containing Magnesium help prevent dross formation. Forms: - 1" x 6" X 12" Slabs
- 2-2 Ingot
Belmont Product Code 19515 Nominal Composition: - 95% Al
- 5% Li
Technical Info: - Melting Point (Liquidus): ~1,185°F (640°C)
- Melting Point (Solidus): ~1,112°F (600°C)
- Density: ~0.083 lbs/in³ (2.30 g/cm³)
- Solubility: Rapid dissolution in molten Aluminum at 1300°F+
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Addition of small amounts of Beryllium appreciably resists oxidation in both the liquid and solid states. Forms: - 4-5 oz. pcs.
- 5 Lb. Slabs
Belmont Product Code 19516 Nominal Composition: - 94.75% Al
- 5.25% Be
Technical Info: - Melting Point (Liquidus): ~1,292°F (700°C)
- Melting Point (Solidus): ~1,191°F (644°C)
- Density: ~0.095 lbs/in³ (2.64 g/cm³)
- Solubility: Rapid dissolution in Aluminum at 1280°F - 1450°F
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Nickel adds hardness and strength. It improves machinability and helps retain high strength at elevated temperatures. Forms: - 1" x 6" x 12" Slabs
Belmont Product Code 1803 Nominal Composition: - 80% Al
- 20% Ni
Technical Info: - Melting Point (Liquidus): ~1,525°F (830°C)
- Melting Point (Solidus): ~1,184°F (640°C)
- Density: ~0.113 lbs/in³ (3.14 g/cm³)
- Solubility: Good in molten Aluminum at 1400°F+
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Chromium will improve strength without adversely affecting ductility. Forms: - 1" x 6" x 12" Slabs
Belmont Product Code 18012 Nominal Composition: - 80% Al
- 20% Cr
Technical Info: - Melting Point (Liquidus): ~1,920°F (1,050°C)
- Melting Point (Solidus): ~1,220°F (660°C)
- Density: ~0.111 lbs/in³ (3.08 g/cm³)
- Solubility: Good in molten Aluminum at 1350°F+
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The presence of Iron in Aluminum aides in the decrease of hot tears, improves tensile, yield, and hardness and preserves strength at elevated temperature. Forms: - 16-20 Waffle
Belmont Product Code 19013 Nominal Composition: - 90% Al
- 10% Fe
Technical Info: - Melting Point (Liquidus): ~1,580°F (860°C)
- Melting Point (Solidus): ~1,211°F (655°C)
- Density: ~0.103 lbs/in³ (2.85 g/cm³)
- Solubility: Excellent / Rapid in Aluminum at 1300°F+
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The presence of Iron in Aluminum aides in the decrease of hot tears, improves tensile, yield, and hardness and preserves strength at elevated temperature. Forms: - 16-20 Waffle
Belmont Product Code 1702 Nominal Composition: - 70 Al
- 30 Fe
Technical Info: - Melting Point (Liquidus): ~2,060°F (1,125°C)
- Melting Point (Solidus): ~1,220°F (660°C)
- Density: ~0.119 lbs/in³ (3.30 g/cm³)
- Solubility: Good in molten Aluminum at 1375°F+
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Silicon ranks second to Copper in the importance in Aluminum Casting Alloys. Silicon reduces the melting temperature without causing brittleness, increases fluidity, and reduces hot tearing. This improves overall casting characteristics allowing for thinner and more intricate castings to be made. Silicon additions can reduce the amount casting shrinkage and in general Aluminum-Silicon Alloys have been resistance to corrosion. Forms: - 16-17 Waffle
- 30-60 Mesh Granular
Belmont Product Code 1503 Nominal Composition: - 50% Al
- 50% Si
Technical Info: - Melting Point (Liquidus): ~1,960°F (1,070°C)
- Melting Point (Solidus): ~1,070°F (577°C)
- Density: ~0.088 lbs/in³ (2.45 g/cm³)
- Solubility: Excellent in molten Aluminum at 1350°F+
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852.1 is a specialized Aluminum-Tin-Copper-Nickel alloy designed primarily for high-performance bearing and bushing applications. The inclusion of 6% Tin provides excellent natural lubricity and seizure resistance, while Copper and Nickel additions significantly enhance yield strength and hardness. This alloy is an ideal lightweight alternative to traditional bearing bronzes, capable of withstanding high speeds and heavy... Forms: - 3-16 Ingot
Belmont Product Code 18912 Nominal Composition: - 90% Al
- 2% Cu
- 0.8% Mg
- 1.2% Ni
- 6% Sn
Technical Info: - Melting Point (Liquidus): ~1,190°F (643°C)
- Melting Point (Solidus): ~445°F (229°C)
- Density: ~0.103 lbs/in³ (2.85 g/cm³)
- Features: Excellent Bearing Properties, High Wear Resistance
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711.1 is a high-strength aluminum-zinc casting alloy that achieves excellent mechanical properties through natural aging, eliminating the need for costly and time-consuming heat treatment cycles. Renowned for its superior dimensional stability and brazability, it is an ideal material for complex structural components that require precise tolerances without warping. By utilizing zinc as its primary strengthener,... Forms: - 3-16 Ingot
Belmont Product Code 1940 Nominal Composition: - 91.7% Al
- 6.5% Zn
- 0.9% Fe
- Bal
Technical Info: - Melting Point (Liquidus): ~1,195°F (646°C)
- Melting Point (Solidus): ~1,100°F (593°C)
- Density: ~0.102 lbs/in³ (2.82 g/cm³)
- Features: Self-Aging (Natural), Excellent Brazability
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520.2 is a high-magnesium aluminum casting alloy widely recognized for providing the highest strength and elongation of any aluminum sand-casting alloy. It offers exceptional shock and impact resistance, along with superior corrosion resistance—particularly in marine environments and alkaline conditions. While it requires specialized foundry techniques to manage its high magnesium content, the resulting castings are... Forms: - 4-18 Ingot
Belmont Product Code 1906 Nominal Composition: - 90% Al
- 10% Mg
Technical Info: - Melting Point (Liquidus): ~1,120°F (604°C)
- Melting Point (Solidus): ~840°F (449°C)
- Density: ~0.093 lbs/in³ (2.57 g/cm³)
- Features: Highest Ductility & Impact Resistance, Marine Grade
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The 200-Series of Aluminum-Copper Alloys are well known for very high strength; nearly double that of the more common 300-Series of Aluminum-Silicon alloys. However, the 200 series can be very difficult to cast. These alloys should be considered where the strength vs. weight ratio is the key consideration such as in the Aerospace and Transportation sector. Forms: - 3-16 Ingot
Belmont Product Code 19215 Nominal Composition: - 92.35% Al
- 5% Cu
- 1.5% Ni
- Bal
Technical Info: - Melting Point (Liquidus): ~1,185°F (641°C)
- Melting Point (Solidus): ~995°F (535°C)
- Density: ~0.101 lbs/in³ (2.79 g/cm³)
- Features: Ultra-High Strength, Enhanced Elevated Temp Stability
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319 has excellent casting and machining characteristics. Corrosion resistance and weldability are very good and the mechanical properties are good. The anodized color is generally gray with a brown cast depending on the amount and ratio of silicon and copper. Typical applications for sand casting 319.0 are a wide variety of structural castings for engine parts, gas and oil pans, and general commercial applications. Forms: - 22 Lb. Ingot
Belmont Product Code 10319 Nominal Composition: - 90.5% Al
- 3.5% Cu
- 6% Si
Technical Info: - Melting Point (Liquidus): ~1,127°F (608°C)
- Melting Point (Solidus): ~960°F (515°C)
- Density: ~0.101 lbs/in³ (2.79 g/cm³)
- Features: Excellent Castability, High Weldability
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C355.2 is a high-purity aluminum-silicon-copper-magnesium alloy engineered for critical applications requiring superior mechanical properties and high pressure tightness. By maintaining lower impurity levels than standard 355, this alloy provides higher ductility and tensile strength, making it the premier choice for aerospace and military structural components. It is particularly valued for the production of impellers, crankcases,... Forms: - 30 lb Ingot
Belmont Product Code 10355 Nominal Composition: - 93% Al
- 1% Cu
- 5% Si
- Bal
Technical Info: - Melting Point (Liquidus): ~1,150°F (621°C)
- Melting Point (Solidus): ~1,015°F (546°C)
- Density: ~0.098 lbs/in³ (2.71 g/cm³)
- Features: Superior Pressure Tightness, High Fatigue Strength
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A357 is typically used in situations where high strength combined with high corrosion resistance and/or pressure tightness are required. A357 is commonly used to make parts; including structural, machine, impellers, housings, pump and valve components, tools, frames, and brackets. Forms: - 30 lb Ingot
Belmont Product Code 19320 Nominal Composition: - 92.2%Al
- 7% Si
- 0.6% Mg
- Bal
Technical Info: - Melting Point (Liquidus): ~1,135°F (613°C)
- Melting Point (Solidus): ~1,035°F (557°C)
- Density: ~0.097 lbs/in³ (2.68 g/cm³)
- Features: High Strength, Excellent Pressure Tightness
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C357.2 is a high-purity Aluminum-Silicon-Magnesium casting alloy engineered to provide superior tensile and yield strength while maintaining excellent ductility. By strictly limiting impurities such as iron, C357.2 offers higher mechanical properties and greater fracture toughness than standard 356-series alloys, making it a premier choice for safety-critical aerospace and military structural components. This heat-treatable alloy is... Forms: - Approx. 35 Lb. Ingots
Belmont Product Code 1920 Nominal Composition: - 92.22% Al
- 7% Si
- 0.6% Mg
- Bal
Technical Info: - Melting Point (Liquidus): ~1,135°F (613°C)
- Melting Point (Solidus): ~1,035°F (557°C)
- Density: ~0.097 lbs/in³ (2.68 g/cm³)
- Features: High-Purity Grade, Exceptional Fracture Toughness
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A380 offers the best combination of casting, mechanical, and thermal properties and exhibits excellent fluidity, pressure tightness, and resistance to hot cracking. It is used for a wide variety of products including chassis for electronic equipment, engine brackets, gearbox cases, household furniture, power, and hand tools. Forms: - 3-16 Ingot
Belmont Product Code 18810 Nominal Composition: - 88% Al
- 3.5% Cu
- 8.5% Si
Technical Info: - Melting Point (Liquidus): ~1,100°F (593°C)
- Melting Point (Solidus): ~1,000°F (538°C)
- Density: ~0.098 lbs/in³ (2.71 g/cm³)
- Features: Superior Fluidity, High Pressure Tightness
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A390.1 is a high-silicon, hypereutectic aluminum alloy engineered for applications requiring exceptional wear resistance and high-temperature strength. With a silicon content of 17%, it provides a low coefficient of thermal expansion and high volumetric stability, making it the industry standard for engine blocks, pistons, and heavy-duty brake components. This alloy eliminates the need for cast-iron... Forms: - 4-18 Ingot
Belmont Product Code 1783 Nominal Composition: - 77.9% Al
- 4.5% Cu
- 17% Si
- 0.6% Mg
Technical Info: - Melting Point (Liquidus): ~1,200°F (649°C)
- Melting Point (Solidus): ~945°F (507°C)
- Density: ~0.099 lbs/in³ (2.73 g/cm³)
- Features: Superior Wear Resistance, Low Thermal Expansion
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A413.2 is a eutectic aluminum-silicon casting alloy renowned for its exceptional fluidity and superior resistance to hot cracking. With its high silicon content, it is specifically engineered for die casting intricate, thin-walled components that require excellent pressure tightness and corrosion resistance. This alloy possesses a very low coefficient of thermal expansion and high structural stability,... Forms: - 4-18 Ingot
Belmont Product Code 1883 Nominal Composition: - 88% Al
- 12% Si
Technical Info: - Melting Point (Liquidus): ~1,080°F (582°C)
- Melting Point (Solidus): ~1,070°F (577°C)
- Density: ~0.096 lbs/in³ (2.66 g/cm³)
- Features: Excellent Fluidity, High Pressure Tightness
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A444.2 is a specialized aluminum-silicon casting alloy engineered for applications requiring high ductility and excellent impact resistance. Unlike standard 356-grade alloys, A444.2 is formulated with very low iron content to maximize elongation, allowing the finished casting to undergo significant deformation without fracturing. This makes it the premier choice for safety-critical components such as automotive steering... Forms: - 3-16 Ingot
Belmont Product Code 19325 Nominal Composition: - 93% Al
- 7% Si
Technical Info: - Melting Point (Liquidus): ~1,135°F (613°C)
- Melting Point (Solidus): ~1,065°F (574°C)
- Density: ~0.097 lbs/in³ (2.68 g/cm³)
- Features: High Ductility, Excellent Impact Resistance
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The 200-Series of Aluminum-Copper Alloys are well known for very high strength; nearly double that of the more common 300-Series of Aluminum-Silicon alloys. However, the 200 series can be very difficult to cast. These alloys should be considered where the strength vs. weight ratio is the key consideration such as in the Aerospace and Transportation sector. Forms: - Ingot
- Sheared Pieces
- 16-17 Waffle
Belmont Product Code 19413 Nominal Composition: - 94% Al
- 4.5% Cu
- 0.7% Ag
- Bal
Technical Info: - Melting Point (Liquidus): ~1,205°F (652°C)
- Melting Point (Solidus): ~1,005°F (540°C)
- Density: ~0.101 lbs/in³ (2.80 g/cm³)
- Features: Ultra-High Strength, Heat Treatable