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Solitaire Steel & Engineering LLP in Khetwadi, Mumbai, India, is a trusted supplier and exporter of A709 Mild Steel, which is widely recognized for its high strength, excellent weldability, and versatility in structural applications. A709 Mild Steel is primarily used in the construction of bridges, buildings, and other heavy structures, adhering to ASTM specifications. Our commitment to quality ensures that every product meets the rigorous demands of various industries while offering superior performance and reliability.
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| Product Type | Standard | Available Sizes | Typical Applications |
|---|---|---|---|
| Sheets and Plates | ASTM A709 | Thickness: 6mm-100mm, Width: 1000mm-3000mm, Length: up to 12m | Heavy-duty structural applications, bridge decking |
| Pipes and Tubes | ASTM A709 | Diameter: 10mm-500mm, Length: up to 12m | Transportation of fluids, structural supports |
| Bars and Rods | ASTM A709 | Diameter: 6mm-200mm | Reinforcement in construction, manufacturing parts |
| Angles and Channels | ASTM A709 | Custom sizes available | Structural framing, support beams |
| Beams | ASTM A709 | Standard and custom sizes | Load-bearing structures in buildings and bridges |
| Fittings | ASTM A709 | Custom configurations | Connections in structural systems |
| Property | Value |
|---|---|
| Density | 7.85 g/cc |
| Modulus of Elasticity | 200 GPa |
| Melting Point | 1425-1510°C |
| Thermal Expansion | 12 µm/m-°C |
| Thermal Conductivity | 40 W/m-K |
| Property | Value |
|---|---|
| Yield Strength (Min) | 50 ksi (345 MPa) – varies by grade |
| Tensile Strength | 70-100 ksi (483-690 MPa) |
| Elongation at Break (Min) | 20% (for 8 in.) |
| Hardness (Brinell) | 150-180 HB |
| Electrical Property | Value |
|---|---|
| Electrical Resistivity | 1.6 x 10^-7 Ω·m |
| Electrical Conductivity | 6.3 x 10^6 S/m |
| Thermal Property | Value |
|---|---|
| Thermal Conductivity | 40 W/m-K |
| Specific Heat Capacity | 0.49 J/g-K |
| Thermal Expansion | 12 µm/m-°C |
| Process | Suitability |
|---|---|
| Machining | Good |
| Welding | Excellent |
| Forming | Moderate |
| Heat Treatment | Generally not required |
| Element | Percentage (%) |
|---|---|
| Carbon (C) | Max 0.23 |
| Manganese (Mn) | 0.90-1.35 |
| Phosphorus (P) | Max 0.04 |
| Sulfur (S) | Max 0.05 |
| Silicon (Si) | 0.15-0.40 |
| Copper (Cu) | 0.20 min |
| Material | Strength | Corrosion Resistance | Cost | Applications |
|---|---|---|---|---|
| A709 Mild Steel | High | Moderate | Affordable | Heavy-duty structures, bridges |
| A992 Steel | Very High | Good | Higher | Steel framing, bridges |
| A572 Steel | Moderate to High | Moderate | Moderate | Structural supports, bridges |
| A36 Mild Steel | Moderate | Low | Lower | General structural applications |
| Product Type | Price Range (USD/kg) |
|---|---|
| A709 Sheets & Plates | $1.2 – $1.6 |
| A709 Pipes & Tubes | $1.4 – $1.8 |
| A709 Bars & Rods | $1.1 – $1.5 |
| A709 Angles & Channels | $1.3 – $1.7 |
| A709 Beams | $1.5 – $2.0 |
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Elevate your construction and structural projects with the high-strength A709 Mild Steel from Solitaire Steel & Engineering LLP. With exceptional performance and quality assured, our A709 products are perfect for demanding applications. Contact us today for a competitive quote or to discuss your project needs!
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