ASTM A36 Steel Wire, bar

ASTM A36 Steel Wire, bar Product Information -:- For detailed product information, please contact sales. -: ASTM A36 Steel Wire, bar Synonyms -:- For detailed product information, please contact sales. -:

ASTM A36 Steel, bar Product Information -:- For detailed product information, please contact sales. -: ### **Product Introduction: ASTM A36 Steel Bar** **ASTM A36** is one of the most widely used carbon structural steels for bar products, offering a balanced combination of strength, ductility, and weldability. This specification covers carbon steel bars of various shapes including rounds, squares, flats, and hexagons suitable for bolted, riveted, or welded construction of bridges and buildings, and for general structural purposes. --- #### **1. International Standards & Classification** **Primary Standard:** **ASTM A36/A36M** - "Standard Specification for Carbon Structural Steel" **Product Forms:** - Round bars - Square bars - Flat bars - Hexagonal bars **International Equivalents:** - **EN 10025-2**: S235JR - **JIS G3101**: SS400 - **GB/T 700**: Q235 - **ISO 630-2**: E235 --- #### **2. Chemical Composition** The chemical composition requirements for ASTM A36 bars: | Element | Composition (Maximum %) | |---|---| | Carbon (C) | 0.26 | | Manganese (Mn) | 0.80-1.20 | | Phosphorus (P) | 0.04 | | Sulfur (S) | 0.05 | | Silicon (Si) | 0.40 | | Copper (Cu) | 0.20 (when specified) | **Key Composition Features:** - **Moderate Carbon Content**: 0.26% maximum for weldability - **Manganese Enhancement**: 0.80-1.20% for strength - **Standard Impurity Limits**: Typical commercial quality - **Optional Copper**: For enhanced atmospheric corrosion resistance --- #### **3. Physical & Mechanical Properties** **Mechanical Properties:** | Property | Value | |---|---| | **Tensile Strength** | 400-550 MPa (58-80 ksi) | | **Yield Strength (min.)** | 250 MPa (36 ksi) | | **Elongation in 2" (min.)** | 20% | | **Elongation in 8" (min.)** | 23% | **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**: 51.9 W/m·K - **Coefficient of Thermal Expansion**: 11.7 × 10⁻⁶/°C - **Specific Heat Capacity**: 486 J/kg·K --- #### **4. Product Applications** **Structural Construction:** - Building frames and supports - Bridge components - Structural connections - Base plates and brackets **Industrial Manufacturing:** - Machinery frames and bases - Equipment supports - Industrial brackets - Machine components **General Fabrication:** - Fabricated structural parts - Support structures - Fastener components - General hardware **Infrastructure Projects:** - Construction accessories - Temporary structures - Reinforcement elements - Utility supports --- #### **5. Fabrication Characteristics** **Machining Performance:** - **Good Machinability**: 65-70% of B1112 steel - **Turning Operations**: Excellent with standard tools - **Drilling Performance**: Good with HSS tools - **Surface Finish**: Adequate for structural applications **Welding Characteristics:** - **Excellent Weldability**: All common processes applicable - **No Preheat Required**: For most thicknesses and applications - **Recommended Processes**: SMAW, GMAW, FCAW - **Filler Metals**: E6013, E7018 or equivalent **Forming & Cutting:** - **Good Formability**: Suitable for cold bending - **Bend Radius**: Typically 1.5t for 90° bends - **Cutting Methods**: All standard methods applicable - **Shearing Quality**: Good with proper equipment **Surface Treatment:** - **Painting Compatibility**: Excellent with proper surface preparation - **Galvanizing Suitability**: Good performance - **Surface Preparation**: Abrasive blasting typically used - **Coating Adhesion**: Good for various coating systems --- ### **Technical Summary** ASTM A36 steel bar represents the workhorse material of the structural steel industry, offering reliable performance and excellent fabrication characteristics at an economical cost. The 36 ksi minimum yield strength provides adequate load-bearing capacity for most structural applications while maintaining good ductility and impact resistance. The balanced chemical composition ensures good weldability without requiring special precautions in most applications, making A36 particularly suitable for fabricated structures and construction projects. The material's consistent mechanical properties and widespread availability have established it as the default choice for general structural applications across multiple industries. A36 bars demonstrate excellent manufacturing characteristics, including good machinability, formability, and weldability, allowing for efficient fabrication and modification on-site. The material's predictable behavior and reliable performance have made it the preferred choice for structural engineers, fabricators, and construction professionals worldwide. The versatility of ASTM A36 bars, available in various shapes and sizes, combined with their cost-effectiveness and proven performance history, ensures their continued dominance in structural applications ranging from building construction and bridge components to industrial machinery and general fabrication projects where reliable structural performance and economic considerations are paramount. -:- For detailed product information, please contact sales. -: ASTM A36 Steel, bar Specification Dimensions Size： Diameter 20-1000 mm Length <4359 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 A36 Steel, bar Properties -:- For detailed product information, please contact sales. -:

Applications of ASTM A36 Steel Wire, bar -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A36 Steel Wire, bar -:- For detailed product information, please contact sales. -:

Packing of ASTM A36 Steel Wire, bar -:- 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 Wire 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 830 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