ASTM A500 Steel Capillary, grade C

ASTM A500 Steel Capillary, grade C, round structural tubing Product Information -:- For detailed product information, please contact sales. -: ASTM A500 Steel Capillary, grade C, round structural tubing Synonyms -:- For detailed product information, please contact sales. -:

ASTM A500 Steel, grade C, round structural tubing Product Information -:- For detailed product information, please contact sales. -: ### **Technical Data Sheet: ASTM A500 Steel, Grade C, Round Structural Tubing** --- #### **1. Product Overview** ASTM A500 Grade C Round Structural Tubing is a **high-strength cold-formed welded carbon steel structural tubing** offering superior mechanical properties for demanding structural applications. As a premium grade in the A500 standard, Grade C provides enhanced strength characteristics while maintaining good weldability and formability, making it ideal for applications requiring higher load-bearing capacity and structural efficiency. --- #### **2. International Standards & Equivalents** | Standard Organization | Designation | |-----------------------|-------------| | **ASTM International** | **A500 Grade C (Round)** | | **UNS Number** | **K03003** | | **ISO International Standard** | **ISO 10799** | | **European Norm (EN)** | **EN 10219-1 S460J0H** | | **Canadian Standards Association** | **CSA G40.21 460W** | | **Japanese (JIS)** | **G 3475 STK550** | --- #### **3. Chemical Composition (Weight %)** | Element | Composition (%) | |---------|-----------------| | **Carbon (C)** | 0.23 max | | **Manganese (Mn)** | 1.35 max | | **Phosphorus (P)** | 0.035 max | | **Sulfur (S)** | 0.035 max | | **Copper (Cu)** | 0.20 min (when required) | | **Iron (Fe)** | Balance | **Key Composition Features:** - **Optimized Carbon Content**: Maximum 0.23% for enhanced weldability - **Manganese Enhancement**: Up to 1.35% for superior strength properties - **Strict Impurity Control**: Low phosphorus and sulfur limits - **Corrosion Enhancement**: Copper option for improved atmospheric resistance --- #### **4. Mechanical Properties** **Tensile Properties:** - **Tensile Strength**: 485 MPa (70,000 psi) min - **Yield Strength**: 345 MPa (50,000 psi) min - **Elongation in 50 mm (2 in)**: 21% min **Hardness Properties:** - **Brinell Hardness**: 135-185 HB typical **Advanced Structural Properties:** - **Compressive Strength**: Excellent for high-load column applications - **Torsional Strength**: Superior resistance to twisting forces - **Bending Strength**: Enhanced capacity for long-span applications - **Fatigue Resistance**: Good performance under cyclic loading --- #### **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** | 51.0 W/m·K at 20°C | | **Coefficient of Thermal Expansion** | 11.6 × 10⁻⁶ /K (20-100°C) | | **Specific Heat Capacity** | 470 J/kg·K | --- #### **6. Product Applications** **High-Strength Structural Applications:** - **Heavy Construction**: Primary structural members in commercial buildings - **Long-Span Structures**: Trusses and space frames requiring high strength-to-weight ratio - **High-Rise Construction**: Structural columns and bracing systems - **Bridge Construction**: Primary structural members in pedestrian and vehicular bridges **Industrial & Heavy-Duty Applications:** - **Heavy Machinery Frames**: Equipment requiring high strength and stiffness - **Crane and Hoist Systems**: Structural components in material handling equipment - **Industrial Platforms**: Heavy-duty mezzanines and walkway systems - **Mining Equipment**: Structural components in mining machinery **Specialized Applications:** - **Seismic Bracing Systems**: Energy-dissipating structural elements - **Transmission Structures**: High-strength utility poles and tower components - **Marine Structures**: High-load dock facilities and marine equipment - **Transportation Infrastructure**: Heavy-duty sign bridges and support structures --- #### **7. Manufacturing & Fabrication** **Forming Characteristics:** - **Good Formability**: Suitable for controlled bending and forming - **Minimum Bend Radius**: 3.5 × outside diameter for cold bending - **Surface Quality**: Premium welded finish with excellent surface characteristics - **Dimensional Precision**: High accuracy for critical structural applications **Welding Performance:** - **Excellent Weldability**: With proper procedures and techniques - **Recommended Processes**: GMAW, FCAW with low-hydrogen electrodes - **Pre-heat Considerations**: Recommended for thicker sections - **Filler Metals**: AWS E70XX or E80XX series electrodes **Fabrication Excellence:** - **Machining Quality**: Good with proper tooling and techniques - **Cutting Performance**: Excellent with modern cutting equipment - **Connection Design**: Suitable for high-strength bolted connections - **Surface Treatment**: Excellent base for high-performance coating systems --- #### **8. Quality Assurance & Testing** **Comprehensive Testing:** - Full chemical analysis per manufacturing heat - Multiple tension tests - Flattening test to verify ductility - Bend test for formability verification - Visual and dimensional inspection **Enhanced Quality Protocols:** - Hardness testing verification - Impact testing when specified for low-temperature applications - Non-destructive testing capabilities - Third-party certification available --- #### **9. Corrosion Performance** - **Atmospheric Resistance**: Good performance in structural environments - **Protection Compatibility**: Excellent with all standard coating systems - **Maintenance Requirements**: Standard inspection and maintenance protocols - **Service Life**: Extended durability with proper corrosion protection --- #### **10. Available Product Forms** **Premium Size Range:** - **Outside Diameter**: 12.7 mm to 508 mm (0.500" to 20.000") - **Wall Thickness**: 1.6 mm to 12.7 mm (0.063" to 0.500") - **Lengths**: Standard and custom lengths with precise cutting **Surface Finishes:** - Standard black (as-welded) - Pickled and oiled for enhanced surface quality - Galvanized options available - Custom pre-fabrication coatings --- #### **11. Technical Specifications** **Precision Tolerances:** - **Outside Diameter Tolerance**: ±0.5% of nominal diameter - **Wall Thickness Tolerance**: ±10% - **Length Tolerance**: +3 mm, -0 mm (+1/8", -0") - **Straightness**: 1.2 mm per meter (0.014 in per foot) maximum **Structural Design Advantages:** - **High Section Modulus**: Superior bending resistance - **Uniform Moment of Inertia**: Consistent performance in all directions - **Optimized Radius of Gyration**: Excellent for compression member design - **Superior Torsional Properties**: Outstanding resistance to twisting forces --- **Technical Notes:** - Grade C provides approximately 50% higher yield strength than Grade A - Ideal for applications requiring maximum structural efficiency - Enables lighter, more economical structural designs - Suitable for dynamic and high-cycle loading applications - Complies with AISC (American Institute of Steel Construction) requirements - Requires professional structural engineering design and analysis *This information is for reference purposes. For complete technical specifications and design guidance, consult the latest ASTM A500 standard, AISC Steel Construction Manual, and applicable building codes. All structural applications must be designed and certified by qualified professional engineers.* -:- For detailed product information, please contact sales. -: ASTM A500 Steel, grade C, round structural tubing Specification Dimensions Size： Diameter 20-1000 mm Length <4259 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 A500 Steel, grade C, round structural tubing Properties -:- For detailed product information, please contact sales. -:

Applications of ASTM A500 Steel Capillary, grade C, round structural tubing -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A500 Steel Capillary, grade C, round structural tubing -:- For detailed product information, please contact sales. -:

Packing of ASTM A500 Steel Capillary, grade C, round structural tubing -:- 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 Capillary 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 730 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