2030-T3 Aluminum alloy,Aluminum 2030-T3 alloy,E FORU

# **Aluminum 2030-T3 Alloy Product Introduction** ## **Overview** 2030-T3 is a high-strength aluminum-copper alloy in the solution heat-treated, cold worked, and naturally aged condition. This alloy is designed to provide excellent strength combined with good formability and machinability, making it suitable for various structural applications in aerospace and transportation industries. --- ## **1. Chemical Composition** | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | Balance | | **Copper (Cu)** | 3.3 - 4.5 | | **Magnesium (Mg)** | 0.30 - 0.8 | | **Manganese (Mn)** | 0.30 - 0.8 | | **Silicon (Si)** | 0.30 - 0.8 | | **Iron (Fe)** | ≤ 0.35 | | **Zinc (Zn)** | ≤ 0.25 | | **Titanium (Ti)** | ≤ 0.10 | | **Other Elements** | ≤ 0.15 total | --- ## **2. Physical Properties** | Property | Value / Description | |----------|---------------------| | **Density** | 2.78 g/cm³ (0.100 lb/in³) | | **Melting Range** | 515°C - 645°C (959°F - 1193°F) | | **Electrical Conductivity** | 34-38% IACS | | **Thermal Conductivity** | 130-140 W/m·K | | **Coefficient of Thermal Expansion** | 23.3 × 10⁻⁶/°C (20-100°C) | | **Modulus of Elasticity** | 72.0 GPa (10,440 ksi) | | **Poisson's Ratio** | 0.33 | --- ## **3. Mechanical Properties** **Typical Mechanical Properties (T3 Temper):** | Property | Value | |----------|-------| | **Tensile Strength** | 380-430 MPa (55-62 ksi) | | **Yield Strength (0.2% Offset)** | 240-290 MPa (35-42 ksi) | | **Elongation in 2 inches** | 12-18% | | **Shear Strength** | 230-260 MPa (33-38 ksi) | | **Fatigue Strength** | 125 MPa (18 ksi) | | **Brinell Hardness** | 100-115 HB | | **Bearing Strength** | 580-640 MPa (84-93 ksi) | | **Bearing Yield Strength** | 350-400 MPa (51-58 ksi) | --- ## **4. International Standards** | Standard System | Designation | Product Form | |-----------------|-------------|--------------| | **ASTM** | ASTM B209 | Sheet, Plate | | **ASTM** | ASTM B211 | Rod, Bar | | **AMS** | AMS 4115 | Sheet | | **EN** | EN AW-2030 [T3] | Sheet, Plate | | **ISO** | ISO 6361 | Wrought Products | --- ## **5. Product Applications** **Aerospace Applications:** - Aircraft structural components - Wing and fuselage panels - Aircraft interior structures - Bulkheads and frames - Non-critical aircraft parts **Transportation Industry:** - Truck body panels - Trailer components - Railway vehicle parts - Marine structures - Automotive structural components **Industrial Applications:** - Structural frames and supports - Machinery components - Equipment housings - Pressure vessels - Construction applications **Consumer Products:** - Sports equipment - Camera bodies - High-end consumer electronics - Precision instruments - Optical equipment frames --- ## **6. Key Advantages & Considerations** **Advantages:** - ✅ **Good Strength-to-Weight Ratio** - ✅ **Excellent Formability** in T3 condition - ✅ **Good Machinability** - ✅ **Reasonable Corrosion Resistance** - ✅ **Cost-Effective** for many applications - ✅ **Good Weldability** with proper techniques **Considerations:** - ⚠️ **Limited Corrosion Resistance** in harsh environments - ⚠️ **Not Suitable for High-Temperature Applications** - ⚠️ **Stress-Corrosion Cracking Risk** in certain conditions - ⚠️ **Requires Protective Coatings** for outdoor use - ⚠️ **Lower Strength** than some other 2000-series alloys --- ## **Heat Treatment Process** **T3 Temper Process:** 1. **Solution Heat Treatment:** - Temperature: 495-505°C (923-941°F) - Soak time: 20-60 minutes depending on thickness - Rapid quenching in water 2. **Cold Working:** - 1-5% permanent set - Stretching or compression methods - Stress relief and property enhancement 3. **Natural Aging:** - Room temperature aging - Properties stabilize in 4-7 days - Maximum strength achieved in 20-30 days --- ## **Manufacturing Characteristics** **Machinability:** Good (rated 70% of free-cutting brass) **Forming:** Excellent in T3 temper **Welding:** Gas tungsten arc welding recommended **Surface Treatment:** Good response to anodizing and painting --- ## **Corrosion Protection** **Recommended Methods:** - Chemical conversion coating - Anodizing (sulfuric or chromic acid) - Paint and primer systems - Powder coating - Regular maintenance in corrosive environments --- ## **Quality Assurance** **Standard Testing:** - Tensile testing - Hardness verification - Bend testing - Microstructural examination - Surface quality inspection --- ## **Conclusion** 2030-T3 Aluminum Alloy offers a balanced combination of medium strength, good formability, and reasonable cost, making it suitable for a wide range of structural applications. The T3 temper condition provides immediate usability without requiring artificial aging, making it convenient for manufacturing operations. While not offering the highest strength in the aluminum alloy family, its good overall performance characteristics and manufacturing flexibility make it a practical choice for applications where a balance of properties is more important than maximum strength. The alloy continues to serve effectively in transportation, industrial, and general engineering applications where reliable performance and cost-effectiveness are key considerations.

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 1559 gallon liquid totes Special package is available on request.