4130 Chrome Moly Tubing Seamless Carbon And Alloy Steel Mechanical Tubing
4130 Chrome Moly Tubing: Seamless Carbon and Alloy Steel Mechanical Tubing
Material Specification
4130 Chrome Moly Tubing is a high-strength, low-alloy steel that is widely used in various industries due to its excellent mechanical properties and versatility. It is composed primarily of chromium and molybdenum, which enhance its strength, toughness, and resistance to wear and corrosion.
Key Features
- High Strength: 4130 tubing offers a superior strength-to-weight ratio, making it ideal for applications requiring robust structural integrity.
- Good Weldability: It can be easily welded using conventional methods, which is beneficial for fabrication and construction.
- Excellent Toughness: The alloy's toughness ensures durability and resistance to impact, even at lower temperatures.
- Corrosion Resistance: The presence of chromium provides a level of corrosion resistance, making it suitable for various environments.
- Versatility: Used in a wide range of applications, from aerospace to motorsports.
Chemical Composition
The chemical composition of 4130 Chrome Moly Tubing is crucial to its performance. Below is a table detailing its typical composition:
| Element | Percentage (%) |
|---|---|
| Carbon (C) | 0.28 - 0.33 |
| Manganese (Mn) | 0.40 - 0.60 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.040 |
| Silicon (Si) | 0.15 - 0.35 |
| Chromium (Cr) | 0.80 - 1.10 |
| Molybdenum (Mo) | 0.15 - 0.25 |
Mechanical Properties
The mechanical properties of 4130 tubing make it suitable for demanding applications. The table below outlines its typical mechanical properties:
| Property | Value |
|---|---|
| Tensile Strength | 90,000 psi (620 MPa) |
| Yield Strength | 70,000 psi (480 MPa) |
| Elongation | 21% |
| Reduction of Area | 50% |
| Hardness (Brinell) | 197 |
Similar Standards and Steel Grades
4130 Chrome Moly Tubing is comparable to several other standards and steel grades, including:
- ASTM A519: Standard specification for seamless carbon and alloy steel mechanical tubing.
- SAE J404: Chemical compositions of SAE alloy steels.
- AMS 6360: Aerospace Material Specification for 4130 steel.
Application
4130 Chrome Moly Tubing is used in a variety of applications due to its strength and versatility:
- Aerospace: Used in aircraft frames and other structural components.
- Motorsports: Commonly used in roll cages and chassis construction.
- Oil and Gas: Employed in drilling rigs and other equipment.
- Bicycles: Utilized in high-performance bicycle frames.
- Automotive: Applied in the manufacturing of high-strength components.
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