ASTM A611 Steel Foil/Strip, grade E

ASTM A611 Steel Foil, grade E Product Information -:- For detailed product information, please contact sales. -: ASTM A611 Steel Foil, grade E Synonyms -:- For detailed product information, please contact sales. -:

ASTM A611 Steel, grade E Product Information -:- For detailed product information, please contact sales. -: ### **Product Introduction: ASTM A611 Grade E Steel** **ASTM A611 Grade E** is an ultra-high-strength cold-rolled carbon steel sheet representing the premium grade in the A611 specification series. This grade is specifically engineered for the most demanding structural applications where maximum strength and durability are required while maintaining essential formability characteristics. With a minimum yield strength of **45 ksi (310 MPa)**, Grade E provides exceptional mechanical properties, making it suitable for critical applications where structural performance is paramount. --- #### **1. International Standards & Grades** **Primary Standard:** **ASTM A611/A611M** - "Standard Specification for Structural Quality Cold-Rolled Carbon Steel Sheet" **Grade Classification:** - **Grade E** - Minimum yield strength 45 ksi (310 MPa) - Other grades in A611 series: A, B, C, D **International Equivalents:** - **EN 10130**: DC07 - **JIS G3141**: SPCEN - **GB/T 5213**: DC08 - **ISO 3574**: CR6 --- #### **2. Chemical Composition** The typical chemical composition requirements for ASTM A611 Grade E: | Element | Composition (Maximum %) | |---|---| | Carbon (C) | 0.22-0.28 | | Manganese (Mn) | 1.10-1.50 | | Phosphorus (P) | 0.03 | | Sulfur (S) | 0.030 | | Silicon (Si) | 0.25 | **Key Composition Features:** - **Premium Carbon Content**: Maximizes strength and hardness properties - **High Manganese Levels**: Provides exceptional hardenability and tensile strength - **Tight Sulfur Control**: Enhanced purity for improved ductility and formability - **Advanced Alloy Design**: Optimized for superior strength-to-weight ratio --- #### **3. Physical & Mechanical Properties** **Mechanical Properties:** | Property | Value | |---|---| | **Tensile Strength** | 500-600 MPa (73-87 ksi) | | **Yield Strength (min.)** | 310 MPa (45 ksi) | | **Elongation in 2" (min.)** | 16% | | **Hardness (HRB)** | 75-90 | **Physical Properties:** - **Density**: 7.85 g/cm³ (0.284 lb/in³) - **Modulus of Elasticity**: 200 GPa (29,000 ksi) - **Poisson's Ratio**: 0.29 - **Thermal Conductivity**: 48.5 W/m·K - **Coefficient of Thermal Expansion**: 12.0 × 10⁻⁶/°C - **Electrical Resistivity**: 0.22 μΩ·m --- #### **4. Product Applications** **Critical Automotive Components:** - Advanced safety cage structures - High-strength door beams - Reinforced pillar components - Crash management systems **Aerospace and Defense:** - Aircraft interior structures - Defense equipment components - Satellite support structures - Aviation ground support equipment **Premium Construction:** - High-rise building components - Seismic reinforcement elements - Critical structural supports - Advanced architectural systems **Heavy Industrial:** - Precision machinery frames - High-stress equipment components - Advanced conveyor systems - Industrial robot structures **Specialty Applications:** - Security system components - Ballistic protection elements - High-performance sporting equipment - Advanced transportation systems --- #### **5. Fabrication Characteristics** **Welding Performance:** - **Challenging Weldability**: Requires specialized procedures and expertise - **Mandatory Preheat**: Essential for all welding operations - **Recommended Processes**: GTAW, Laser welding, Electron beam welding - **Filler Metals**: High-strength specialty electrodes and wires **Forming Characteristics:** - **Limited Formability**: Restricted to simple bending operations - **Minimum Bend Radius**: 2.0t for 90° bends - **Advanced Springback Management**: Critical for dimensional accuracy - **Specialized Tooling**: Required for successful forming operations **Machining & Cutting:** - **Difficult Machinability**: Requires premium carbide tooling - **Precision Cutting**: Waterjet and laser cutting recommended - **Specialized Equipment**: High-tonnage capacity required - **Surface Integrity**: Maintains quality with proper techniques **Surface Treatment:** - **Advanced Preparation**: Essential for coating adhesion - **Specialized Plating**: Requires customized processes - **High-Performance Coatings**: Excellent substrate for premium finishes - **Quality Assurance**: Rigorous inspection for critical applications --- ### **Technical Summary** ASTM A611 Grade E represents the ultimate in cold-rolled structural steel technology, offering unmatched mechanical properties within the A611 specification framework. The sophisticated chemical composition, featuring precisely controlled high carbon and manganese levels, delivers exceptional strength characteristics while maintaining the essential formability required for manufacturing advanced components. This premium grade is specifically designed for the most demanding applications where failure is not an option. Its exceptional strength-to-weight ratio makes it invaluable in weight-critical designs across aerospace, automotive safety, and advanced industrial sectors. While requiring state-of-the-art fabrication techniques and rigorous quality control, Grade E delivers unparalleled performance in mission-critical applications. The material's consistent ultra-high strength properties, combined with its reliable performance under extreme conditions, establish it as the material of choice for engineers designing next-generation structural components. Grade E provides a cost-effective alternative to exotic alloys while delivering premium performance characteristics that meet the most stringent requirements in advanced manufacturing and engineering applications. -:- For detailed product information, please contact sales. -: ASTM A611 Steel, grade E Specification Dimensions Size： Diameter 20-1000 mm Length <4305 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 A611 Steel, grade E Properties -:- For detailed product information, please contact sales. -:

Applications of ASTM A611 Steel Foil, grade E -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A611 Steel Foil, grade E -:- For detailed product information, please contact sales. -:

Packing of ASTM A611 Steel Foil/Strip, grade E -:- 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 Foil/Strip 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 776 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