ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed

ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed Product Information -:- For detailed product information, please contact sales. -: ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed Synonyms -:- For detailed product information, please contact sales. -:

ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed Product Information -:- For detailed product information, please contact sales. -: ### **Product Introduction: ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed** **1. Overview** ASTM A463 Type I Drawing Quality, Special Killed represents the highest grade of hot-dip aluminum-coated steel sheet, specifically designed for the most demanding forming applications. This premium product combines aluminum-silicon coating protection with exceptional formability achieved through special killed steelmaking practice, making it ideal for complex deep drawing and severe forming operations where superior surface quality and consistent mechanical properties are critical. **2. Key International Standards** * **Primary Standard:** **ASTM A463/A463M** - Standard Specification for Steel Sheet, Aluminum-Coated, by the Hot-Dip Process * **Coating Type:** **Type I** - Aluminum-silicon alloy coating * **Quality Designation:** **Drawing Quality, Special Killed** - For most severe forming applications * **International Equivalents:** * **EN 10214:** S250GD+AZ (European Aluzinc coated steel) * **JIS G3314:** SASH (Japanese aluminum-coated steel sheet) * **GB/T 14978:** LXXXAZ (Chinese aluminum-zinc alloy coated steel) **3. Chemical Composition (Weight %)** **Base Steel Composition (Special Killed):** | Element | Composition (%) | | :---------------- | :---------------------------------- | | Carbon (C), max | 0.06 | | Manganese (Mn), max | 0.40 | | Phosphorus (P), max | 0.015 | | Sulfur (S), max | 0.025 | | Silicon (Si) | 0.02 - 0.10 (from killing process) | | Aluminum (Al) | 0.02 - 0.07 (from deoxidation) | | **Coating Composition** | **Aluminum-silicon alloy (typically 5-11% Si)** | *Note: Special killed steel practice with aluminum deoxidation ensures non-aging properties and superior surface quality for critical forming applications.* **4. Mechanical & Physical Properties** **Mechanical Properties (Special Killed):** | Property | Value | | :--- | :--- | | Tensile Strength | 260 - 350 MPa (38 - 51 ksi) | | Yield Strength (typical) | 170 - 220 MPa (25 - 32 ksi) | | Elongation in 2 in. (50 mm), (min) | 32% | | **Hardness (typical)** | **~40-60 HRB** | | **Plastic Strain Ratio (r-value)** | **1.6 min** | | **Strain Hardening Exponent (n-value)** | **0.22 min** | | **Yield Point Elongation** | **None (non-aging)** | **Physical Properties:** * **Coating Weight:** 0.035-0.045 oz/ft² (100-130 g/m²) per side * **Maximum Service Temperature:** 510°C (950°F) * **Thermal Reflectivity:** ~80% (at 500°C) * **Density:** 7.8 g/cm³ (coated product) **5. Product Applications** This premium grade is specified for the most demanding forming applications: * **Automotive Deep Draw Components:** Complex exhaust system parts, catalytic converter housings * **Appliance Industry:** Severe-drawn oven cavities, complex burner assemblies * **HVAC Systems:** Intricate heat exchanger components, complex ductwork * **Industrial Equipment:** Deep-drawn containers, complex fabricated assemblies * **Electrical Enclosures:** Precision-formed transformer cases, electrical boxes **6. Key Characteristics & Advantages** * **Exceptional Deep Drawability:** Superior formability for most severe drawing operations * **Non-aging Properties:** Special killed practice eliminates yield point elongation * **Excellent Surface Quality:** Optimal for critical visible applications * **Consistent Mechanical Properties:** Guaranteed formability parameters * **Superior Coating Adhesion:** Maintains coating integrity during severe forming * **Heat Resistance:** Withstands temperatures up to 510°C * **Enhanced Corrosion Protection:** Aluminum coating provides superior durability **7. Fabrication Considerations** * **Deep Drawing:** Excellent for extreme drawing ratios and complex geometries * **Stamping:** Superior performance in progressive die operations * **Welding:** Requires careful parameter control to preserve coating properties * **Surface Treatment:** Excellent paint adhesion with proper pretreatment * **Tooling Design:** Standard tooling applicable with optimal performance **8. Quality Assurance** * Strict chemical composition controls for special killed practice * Comprehensive mechanical testing including r-value and n-value verification * Non-aging characteristics testing * Coating weight, uniformity, and adhesion testing * Surface quality inspection to highest standards ASTM A463 Type I Drawing Quality, Special Killed represents the pinnacle of formable aluminum-coated steel products, offering manufacturers unparalleled forming capabilities combined with the proven benefits of aluminum coating protection for the most demanding automotive, appliance, and industrial applications. -:- For detailed product information, please contact sales. -: ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed Specification Dimensions Size： Diameter 20-1000 mm Length <4394 mm Size:We can customized as required Standard： Per your request or drawing We can customized as required Properties（Theoretical） Chemical Composition -:- For detailed product information, please contact sales. -: ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed Properties -:- For detailed product information, please contact sales. -:

Applications of ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed -:- For detailed product information, please contact sales. -:

Packing of ASTM A463 Aluminum-Coated Steel, Type I, Drawing Quality, Special Killed -:- For detailed product information, please contact sales. -: Standard Packing: -:- For detailed product information, please contact sales. -: 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 865 gallon liquid totes Special package is available on request. E FORUs’ is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition