5154B Aluminum alloy,Aluminum 5154B alloy,E FORU

### **5154B Aluminum Alloy Product Introduction** **Overview** 5154B Aluminum Alloy is a refined non-heat-treatable alloy from the Al-Mg series (5xxx series), specifically developed as an enhanced version of standard 5154 alloys. This alloy is characterized by its **improved corrosion resistance, excellent weldability, and stable mechanical properties**. With optimized chemical composition controls, 5154B demonstrates superior performance in aggressive environments while maintaining good formability and structural integrity, making it particularly suitable for critical marine and transportation applications. --- ### **1. Chemical Composition** The chemical composition of 5154B Aluminum Alloy features tighter controls on impurity elements to enhance its corrosion performance. The following table outlines the typical elemental composition by weight percentage (%). | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | Balance | | **Magnesium (Mg)** | 3.1 - 3.9 | | **Manganese (Mn)** | 0.30 - 0.50 | | **Silicon (Si)** | ≤ 0.25 | | **Iron (Fe)** | ≤ 0.35 | | **Chromium (Cr)** | 0.15 - 0.35 | | **Copper (Cu)** | ≤ 0.05 | | **Zinc (Zn)** | ≤ 0.20 | | **Titanium (Ti)** | ≤ 0.15 | | **Other Elements (Each)** | ≤ 0.05 | | **Other Elements (Total)** | ≤ 0.15 | *Note: The stringent control of copper and iron impurities significantly enhances resistance to localized corrosion, while the optimized magnesium range ensures optimal strength without compromising stress corrosion cracking resistance.* --- ### **2. Physical Properties** 5154B exhibits physical properties that make it ideal for demanding structural applications. | Property | Value / Description | |----------|---------------------| | **Density** | 2.66 g/cm³ (0.096 lb/in³) | | **Melting Range** | 590 - 650 °C (1094 - 1202 °F) | | **Electrical Conductivity** | 33-38% IACS (International Annealed Copper Standard) | | **Thermal Conductivity** | 128 - 142 W/m·K | | **Coefficient of Thermal Expansion** | 23.8 × 10⁻⁶/°C (20-100°C) | | **Modulus of Elasticity** | 70 GPa (10,200 ksi) | | **Specific Heat Capacity** | 900 J/kg·K at 20°C | --- ### **3. Mechanical Properties (Typical)** Mechanical properties vary with temper condition, with H32 and H34 being the most commonly specified. | Temper | Tensile Strength (MPa) | Yield Strength (0.2% Offset, MPa) | Elongation (%) | Hardness (Brinell) | |--------|------------------------|-----------------------------------|----------------|-------------------| | **O (Annealed)** | 240 - 290 | 100 - 140 | ≥ 20 | 55 - 65 | | **H32** | 290 - 340 | 210 - 250 | ≥ 12 | 75 - 85 | | **H34** | 310 - 360 | 230 - 270 | ≥ 10 | 80 - 90 | | **H36** | 330 - 380 | 250 - 290 | ≥ 8 | 85 - 95 | | **H38** | 350 - 400 | 270 - 310 | ≥ 6 | 90 - 100 | --- ### **4. Product Applications** 5154B finds extensive use in applications requiring superior corrosion resistance and reliable performance in challenging environments. - **Marine Engineering:** Ship hulls, offshore platform components, marine piping systems - **Chemical Processing:** Chemical storage tanks, processing equipment, heat exchangers - **Transportation:** Fuel tankers, chemical transport vehicles, railway tank cars - **Pressure Vessels:** High-pressure gas containers, hydraulic reservoirs - **Architectural Applications:** Coastal building facades, marine infrastructure --- ### **5. International Standards** 5154B is recognized under several international standards with specific designations. | Standard | Designation | Equivalent Specifications | |----------|-------------|---------------------------| | **EN** | **EN AW-5154B** | AlMg3.5Mn | | **ISO** | **AlMg3.5Mn** | ISO 209:2007 | | **ASTM** | **5154** | ASTM B209, B210, B211 | | **JIS** | **A5154B** | JIS H4000 | | **GB** | **5A53** | GB/T 3190 | --- ### **Special Characteristics** - **Enhanced Corrosion Resistance:** Superior pitting and stress corrosion cracking resistance compared to standard 5154 alloys - **Excellent Weldability:** Maintains corrosion resistance and mechanical properties in welded conditions - **Stable Properties:** Consistent performance across various processing conditions - **Good Cryogenic Performance:** Suitable for low-temperature applications down to -196°C --- ### **Processing Guidelines** - **Welding:** Excellent weldability using GMAW, GTAW, and FCAW processes - **Forming:** Good cold working capabilities in annealed condition - **Machining:** Good machinability with proper tools and techniques - **Heat Treatment:** Non-heat-treatable - properties enhanced by strain hardening only 5154B Aluminum Alloy represents a premium choice for engineers requiring enhanced corrosion performance while maintaining the excellent manufacturing characteristics of the 5xxx series alloys. For specific application requirements, please consult with our technical team for detailed material selection guidance.

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 1845 gallon liquid totes Special package is available on request.