ASTM A514 Steel Seamless tube, grade F

ASTM A514 Steel Seamless tube, grade F, plate thickness ≤ 19 mm Product Information -:- For detailed product information, please contact sales. -: ASTM A514 Steel Seamless tube, grade F, plate thickness ≤ 19 mm Synonyms -:- For detailed product information, please contact sales. -:

ASTM A514 Steel, grade F, plate thickness ≤ 19 mm Product Information -:- For detailed product information, please contact sales. -: ### **Technical Data Sheet: ASTM A514 Steel, Grade F (Plate Thickness ≤ 19 mm)** --- #### **1. Product Overview** ASTM A514 Grade F is a **high-strength quenched and tempered alloy steel plate** specifically formulated for applications requiring superior toughness and excellent weldability in thinner sections. With plate thickness limited to 19 mm (0.75 inches), Grade F offers an optimal combination of high strength, exceptional impact resistance, and enhanced fabrication characteristics, making it ideal for critical structural components in demanding environments. --- #### **2. International Standards & Equivalents** | Standard Organization | Designation | |-----------------------|-------------| | **ASTM International** | **A514 Grade F (t ≤ 19 mm)** | | **UNS Number** | **K11580** | | **ISO International Standard** | **ISO 4950** | | **European Norm (EN)** | **EN 10025-6 S690Q** | | **Japanese (JIS)** | **SHY685** | | **Chinese GB** | **GB/T 16270 Q690** | --- #### **3. Chemical Composition (Weight %)** | Element | Composition (%) | |---------|-----------------| | **Carbon (C)** | 0.10 - 0.20 | | **Manganese (Mn)** | 0.60 - 1.00 | | **Phosphorus (P)** | 0.035 max | | **Sulfur (S)** | 0.035 max | | **Silicon (Si)** | 0.15 - 0.35 | | **Nickel (Ni)** | 0.85 - 1.20 | | **Chromium (Cr)** | 0.40 - 0.80 | | **Molybdenum (Mo)** | 0.40 - 0.60 | | **Vanadium (V)** | 0.03 - 0.10 | | **Boron (B)** | 0.001 - 0.005 | | **Copper (Cu)** | 0.15 - 0.50 | | **Titanium (Ti)** | 0.01 - 0.03 | | **Iron (Fe)** | Balance | **Key Composition Features:** - **Enhanced Nickel Content**: 0.85-1.20% for superior toughness - **Optimized Carbon Range**: 0.10-0.20% for excellent weldability - **Advanced Microalloying**: Ti-V-B system for grain refinement - **Molybdenum Enhancement**: 0.40-0.60% for strength and hardenability --- #### **4. Mechanical Properties (Thickness ≤ 19 mm)** **Tensile Properties:** - **Tensile Strength**: 790 - 930 MPa (115 - 135 ksi) - **Yield Strength**: 690 MPa (100 ksi) min - **Elongation in 50 mm (2 in)**: 18% min - **Reduction of Area**: 50% min **Impact Properties:** - **Charpy V-Notch Impact**: 68 J (50 ft-lb) min at -18°C (0°F) - **Fracture Toughness**: Exceptional crack initiation and propagation resistance - **Fatigue Performance**: Superior resistance to cyclic loading **Hardness Properties:** - **Brinell Hardness**: 240 - 302 HB - **Typical Hardness**: 270 HB --- #### **5. Physical Properties** | Property | Value | |----------|-------| | **Density** | 7.85 g/cm³ (0.284 lb/in³) | | **Modulus of Elasticity** | 200 GPa (29,000 ksi) | | **Shear Modulus** | 77 GPa (11,200 ksi) | | **Poisson's Ratio** | 0.29 | | **Thermal Conductivity** | 42.0 W/m·K at 20°C | | **Coefficient of Thermal Expansion** | 11.3 × 10⁻⁶ /K (20-100°C) | | **Specific Heat Capacity** | 460 J/kg·K | --- #### **6. Product Applications** **Critical Structural Components:** - **Crane Boom Tips and Extensions**: High-stress, fatigue-critical sections - **Mining Equipment Buckets**: Impact-resistant digging components - **Excavator Stick Arms**: Dynamic load-bearing members - **Construction Machinery Attachments**: High-stress connection points **Transportation and Infrastructure:** - **Bridge Floor Beams**: Fatigue-critical members in highway bridges - **Off-highway Vehicle Frames**: Chassis components subject to dynamic loading - **Railway Components**: Bogie frames and suspension elements - **Heavy Transport Equipment**: Critical structural members **Specialized High-Performance Applications:** - **Wind Turbine Components**: Tower flange connections and critical elements - **Marine Equipment**: Structural components in high-performance vessels - **Military Vehicles**: Armored vehicle components and structural elements - **Aerospace Ground Support**: Heavy-duty equipment components --- #### **7. Manufacturing & Fabrication** **Advanced Heat Treatment:** - **Austenitizing**: 900-950°C (1650-1740°F) for complete transformation - **Quenching**: Accelerated cooling to achieve fine martensitic structure - **Tempering**: 550-650°C (1020-1200°F) for optimal toughness-strength balance - **Microstructure**: Fine-grained tempered martensite with uniform properties **Welding Performance:** - **Pre-heat Requirement**: 150-200°C (300-400°F) minimum - **Interpass Control**: Maximum 230°C (450°F) - **Post-Weld Heat Treatment**: Recommended at 595-650°C (1100-1200°F) - **Filler Metal Selection**: AWS E11018-G or equivalent premium electrodes - **Welding Processes**: GMAW, FCAW-G with optimized parameters **Fabrication Characteristics:** - **Thermal Cutting**: Excellent results with plasma and laser cutting - **Cold Forming**: Good formability for high-strength steel - **Machining**: Good machinability with proper tooling and techniques - **Surface Preparation**: Excellent base for high-performance coatings --- #### **8. Quality Assurance & Testing** **Comprehensive Testing Protocol:** - Complete chemical analysis with advanced spectroscopy - Multiple tension tests from different locations - Enhanced Charpy impact testing at multiple temperatures - Hardness surveys across plate surfaces - Ultrasonic examination for internal quality **Premium Quality Requirements:** - Fracture toughness testing (CTOD) - Microstructural analysis with automated image analysis - Hydrogen content verification - Fatigue testing for critical applications --- #### **9. Corrosion Performance** - **Atmospheric Corrosion**: Enhanced resistance due to alloy content - **Coating Adhesion**: Excellent with proper surface preparation - **Corrosion Fatigue**: Superior resistance in aggressive environments - **Protection Systems**: Compatible with high-performance coating systems --- #### **10. Available Product Forms** **Plate Specifications:** - **Thickness Range**: Up to 19 mm (0.75 inches) for Grade F - **Width Range**: Up to 3600 mm (142 inches) - **Length Range**: Up to 18000 mm (710 inches) - **Surface Conditions**: Mill finish, blast cleaned, or pre-primed --- #### **11. Technical Specifications** **Dimensional Tolerances:** - **Thickness Tolerance**: ±0.25 mm to ±0.7 mm - **Width Tolerance**: +20 mm, -0 mm - **Length Tolerance**: +40 mm, -0 mm - **Flatness**: 12 mm/m maximum **Engineering Properties:** - **Fatigue Strength**: Exceptional for dynamic loading applications - **Fracture Toughness**: Superior crack resistance - **Weldability**: Excellent for high-strength steel - **Impact Resistance**: Outstanding low-temperature performance --- **Technical Notes:** - Grade F provides minimum 690 MPa yield strength with enhanced toughness in thin sections - Specifically designed for applications requiring maximum fatigue and impact resistance - Offers the best combination of weldability and toughness in the A514 grade series - Suitable for highly stressed components subject to dynamic and impact loading - Must comply with AWS D1.1 and other relevant structural codes - Professional engineering design and certification required *This information is for reference purposes. For complete technical specifications and design requirements, consult the latest ASTM A514 standard, applicable structural design codes, and AWS D1.1 structural welding code. All applications require professional engineering design and certification by qualified engineers.* -:- For detailed product information, please contact sales. -: ASTM A514 Steel, grade F, plate thickness ≤ 19 mm Specification Dimensions Size： Diameter 20-1000 mm Length <4274 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 A514 Steel, grade F, plate thickness ≤ 19 mm Properties -:- For detailed product information, please contact sales. -:

Applications of ASTM A514 Steel Seamless tube, grade F, plate thickness ≤ 19 mm -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A514 Steel Seamless tube, grade F, plate thickness ≤ 19 mm -:- For detailed product information, please contact sales. -:

Packing of ASTM A514 Steel Seamless tube, grade F, plate thickness ≤ 19 mm -:- 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 Seamless tube 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 745 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