ASTM A519 Gr 4130 Precision Seamless Steel Tube
Material and Specification
The ASTM A519 Gr 4130 Precision Seamless Steel Tube is a high-quality carbon and alloy steel tube designed to withstand high-stress conditions while offering excellent machinability. This precision tube is commonly used in various industrial applications that require reliable and durable tubing.
| Material | ASTM A519 Gr 4130 |
| Standard | ASTM A519 |
| Grade | 4130 |
| Outer Diameter | Customizable |
| Wall Thickness | Customizable |
| Length | Customizable |
| Surface Finish | Smooth, Bright |
| Heat Treatment | Annealed, Normalized, Quenched and Tempered |
| Delivery Condition | Cold Drawn, Cold Rolled, Hot Rolled |
Chemical Composition
The chemical composition of ASTM A519 Gr 4130 Seamless Steel Tube is carefully controlled to ensure optimal mechanical properties and performance in various applications.
| Element | Minimum % | Maximum % |
| Carbon (C) | 0.28 | 0.33 |
| Manganese (Mn) | 0.40 | 0.60 |
| Phosphorus (P) | - | 0.025 |
| Sulfur (S) | - | 0.025 |
| Silicon (Si) | 0.15 | 0.35 |
| Chromium (Cr) | 0.80 | 1.10 |
| Molybdenum (Mo) | 0.15 | 0.25 |
Mechanical Properties
The ASTM A519 Gr 4130 Seamless Steel Tube exhibits outstanding mechanical properties, making it suitable for various high-stress applications.
| Property | Value |
| Tensile Strength | 85 ksi (min) |
| Yield Strength | 70 ksi (min) |
| Elongation | 20% (min) |
| Hardness | 85 HRB (max) |
Steel Grade
ASTM A519 Gr 4130 is a low-alloy steel grade known for its exceptional weldability and machinability. The combination of chromium and molybdenum in its composition provides increased strength and corrosion resistance, making it a preferred choice in critical engineering applications.
Application
The ASTM A519 Gr 4130 Seamless Steel Tube finds extensive use in various industries due to its remarkable properties. Some common applications include:
- Oil and Gas Drilling Equipment: The tube's high strength and durability make it suitable for use in downhole tools, drill collars, and other drilling equipment.
- Automotive Components: ASTM A519 Gr 4130 tubes are used in manufacturing automotive components, such as axles, shafts, and connecting rods, where strength and toughness are essential.
- Aerospace Industry: The precision tubes are employed in aircraft components, providing reliable performance under extreme conditions.
- Machinery and Equipment: This steel tube is utilized in the production of machinery parts that require a combination of strength and machinability.
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