Description
Production Description
ASTM A992 Steel Plate is a structural steel widely used in construction and engineering projects, particularly for applications like bridges, buildings, and other load-bearing structures. This steel grade is known for its high strength, excellent weldability, and balanced composition, making it a preferred choice for structural components.
Key Features of ASTM A992 Steel Plate:
- High Strength: With a minimum yield strength of 50,000 psi, ASTM A992 provides superior load-bearing capacity.
- Weldability: Excellent for welding due to its low carbon equivalent, reducing the risk of weld cracking.
- Ductility: Provides good ductility for structural applications, which is crucial in areas prone to seismic activity.
- Toughness: Superior toughness at low temperatures, ensuring durability in challenging environments.
Common Applications:
- Construction of bridges and buildings
- Structural I-beams, H-beams, and wide-flange beams
- Infrastructure projects such as highways and railroads
ASTM A992 Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.23 max |
| Manganese (Mn) | 0.50-1.50 |
| Phosphorus (P) | 0.025 max |
| Sulfur (S) | 0.035 max |
| Silicon (Si) | 0.40 max |
| Vanadium (V) | 0.03-0.08 |
| Nitrogen (N) | 0.015 max |
| Columbium (Cb) | 0.005-0.05 |
| Copper (Cu) | 0.60 max (if specified) |
ASTM A992 Mechanical Properties
| Property | Value |
|---|---|
| Yield Strength (ksi) | 50 min |
| Tensile Strength (ksi) | 65-80 |
| Elongation (%) | 18 (in 8 in.) |
| Elongation (%) | 21 (in 2 in.) |
| Reduction of Area (%) | 35 min |
ASTM A992 Physical Properties
| Property | Value |
|---|---|
| Density | 7.85 g/cm³ (7850 kg/m³) |
| Elastic Modulus | 200 GPa |
| Poisson’s Ratio | 0.3 |
| Thermal Conductivity | 43 W/m-K |
| Melting Point | 1425-1530°C |
| Specific Heat Capacity | 486 J/kg-K |
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