6026 Aluminum alloy,Aluminum 6026 alloy,E FORU

### **Product Introduction: 6026 Aluminum Alloy** **6026 Aluminum Alloy** is a high-strength, heat-treatable aluminum-magnesium-silicon (Al-Mg-Si) alloy specifically developed for automotive applications requiring superior machinability combined with good mechanical properties. It represents an environmentally conscious advancement in free-machining aluminum alloys, designed to meet modern manufacturing demands while complying with international environmental regulations. --- ### **1. International Standards** 6026 Aluminum Alloy is recognized under the following international standards: - **AA (Aluminum Association, USA):** AA 6026 - **UNS (Unified Numbering System):** UNS A96026 - **ASTM:** ASTM B211 (Standard Specification for Aluminum and Aluminum-Alloy Bar, Rod, and Wire) - **ISO (International Organization for Standardization):** AlMgSiBi --- ### **2. Chemical Composition** The chemical composition limits (in weight percentage) are specified as follows: | Element | Content (%) | |:---------|:------------| | **Aluminum (Al)** | Balance | | **Silicon (Si)** | 0.10 - 0.30 | | **Magnesium (Mg)** | 0.50 - 0.8 | | **Copper (Cu)** | 0.15 - 0.35 | | **Bismuth (Bi)** | 0.10 - 0.30 | | **Tin (Sn)** | 0.05 - 0.20 | | **Manganese (Mn)** | 0.20 - 0.50 | | **Iron (Fe)** | ≤ 0.10 | | **Chromium (Cr)** | ≤ 0.10 | | **Zinc (Zn)** | ≤ 0.10 | | **Titanium (Ti)** | ≤ 0.10 | | **Others (each)** | ≤ 0.05 | | **Others (total)** | ≤ 0.15 | **Key Takeaway:** The strategic combination of bismuth and tin provides excellent machining characteristics without using lead, making the alloy environmentally compliant while maintaining superior free-machining properties. --- ### **3. Physical Properties** The typical physical properties of 6026 aluminum alloy are: | Property | Metric Value | Imperial Value | |:----------|:-------------|:---------------| | **Density** | 2.70 g/cm³ | 0.0975 lb/in³ | | **Melting Range** | 590 - 650 °C | 1094 - 1202 °F | | **Coefficient of Thermal Expansion** | 23.6 × 10⁻⁶/°C (20-100°C) | 13.1 × 10⁻⁶/°F (68-212°F) | | **Thermal Conductivity** | 165 - 185 W/m·K | 955 - 1070 BTU·in/(hr·ft²·°F) | | **Electrical Conductivity** | 44-48% IACS | 44-48% IACS | | **Modulus of Elasticity** | 69 GPa | 10,000 ksi | | **Shear Modulus** | 26 GPa | 3,770 ksi | --- ### **4. Mechanical Properties** Mechanical properties demonstrate excellent strength and machinability: **Temper: T6** (Solution heat-treated and artificially aged) - **Tensile Strength:** 290 - 340 MPa (42 - 49 ksi) - **Yield Strength (0.2% Offset):** 250 - 300 MPa (36 - 44 ksi) - **Elongation (% in 50mm):** 10-14% - **Shear Strength:** 195 MPa (28 ksi) - **Hardness (Brinell):** 90 - 100 HB **Temper: T9** (Solution heat-treated, artificially aged, then cold worked) - **Tensile Strength:** 330 - 380 MPa (48 - 55 ksi) - **Yield Strength (0.2% Offset):** 300 - 350 MPa (44 - 51 ksi) - **Elongation (% in 50mm):** 6-10% --- ### **5. Product Applications** 6026 Aluminum Alloy is primarily used in high-volume precision components: - **Automotive Components:** - Fuel injection system parts - Transmission components - Brake system parts - Engine management components - Power steering system parts - **Precision Mechanical Parts:** - Valve bodies and fittings - Pump components - Hydraulic system parts - Precision instrument components - **Electrical and Electronic:** - Connector housings - Electrical fittings - Heat sink components - Electronic enclosure parts - **General Manufacturing:** - Screw machine products - High-volume production parts - Complex machined components - Custom fabricated parts --- ### **6. Key Characteristics & Advantages** - **Excellent Machinability:** Superior free-machining characteristics with excellent chip formation and breakage, comparable to traditional lead-containing alloys. - **Environmental Compliance:** Lead-free composition meets RoHS, ELV, and other international environmental regulations. - **Good Mechanical Strength:** Offers a favorable combination of strength and ductility suitable for demanding applications. - **Good Corrosion Resistance:** Maintains adequate corrosion resistance for automotive and general industrial applications. - **Consistent Performance:** Reliable and predictable behavior in high-volume manufacturing environments. - **Excellent Surface Finish:** Capable of achieving high-quality surface finishes in machining operations. - **Good Anodizing Response:** Responds well to various surface treatments including anodizing and conversion coatings. --- ### **7. Processing Characteristics** **Machining Performance:** - **Machinability Rating:** 85-90 (compared to 2011-T3 as 100) - Excellent chip breakage with short, manageable chips - High-speed machining capability - Extended tool life and reduced machining costs - Superior surface finish quality **Heat Treatment:** - Solution Heat Treatment: 530-550°C (985-1020°F) - Quenching: Water quench - Artificial Aging: 160-180°C (320-355°F) for 8-12 hours for T6 temper **Forming Characteristics:** - Best formed in annealed (O) condition - Moderate formability in T4 temper - Limited formability in T6 and T9 tempers - Suitable for secondary operations after machining --- ### **8. Environmental and Regulatory Compliance** **Environmental Benefits:** - RoHS (Restriction of Hazardous Substances) compliant - ELV (End-of-Life Vehicles) directive compliant - WEEE (Waste Electrical and Electronic Equipment) compliant - Reduced environmental impact throughout lifecycle **Safety Advantages:** - Safe for automotive fuel system applications - Suitable for potable water system components - Reduced health concerns in manufacturing - Environmentally responsible disposal --- ### **9. Comparative Advantages** **vs. 2011 Alloy:** - Environmentally compliant (lead-free) - Better corrosion resistance - Superior for automotive applications - Enhanced environmental profile **vs. 6023 Alloy:** - Optimized for automotive applications - Superior strength characteristics - Better machining performance in some applications - Enhanced mechanical properties **vs. 6262 Alloy:** - Lead-free alternative - Better environmental compliance - Comparable machining performance - Improved regulatory acceptance --- ### **10. Quality and Industry Acceptance** **Industry Recognition:** - Accepted by major automotive manufacturers - Compliant with automotive industry standards - Suitable for safety-critical applications - Proven in high-volume production **Quality Assurance:** - Consistent mechanical properties - Reliable chemical composition control - Comprehensive testing capabilities - Full material traceability --- ### **Summary** **6026 Aluminum Alloy** represents a significant advancement in environmentally responsible free-machining aluminum technology, specifically optimized for the automotive industry and precision manufacturing sectors. Its lead-free composition utilizing bismuth and tin as machining enhancers delivers exceptional machining performance while meeting stringent global environmental regulations. The alloy's combination of good mechanical strength, excellent machinability, and environmental compliance makes it particularly valuable for automotive components, precision mechanical parts, and high-volume production applications where manufacturing efficiency, performance reliability, and environmental responsibility are equally important. As industries continue to prioritize sustainability without compromising performance, 6026 aluminum alloy stands as a modern solution that addresses both manufacturing needs and environmental concerns effectively.

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 1974 gallon liquid totes Special package is available on request.