35CrMo Seamless Alloy Tube Seamless Circular Steel Tubes For Mechanical
35CrMo Seamless Alloy Tube: Seamless Circular Steel Tubes
Introduction
The 35CrMo seamless alloy tube is a high-strength, low-alloy steel tube known for its excellent mechanical properties and versatility in various industrial applications. These tubes are primarily used in mechanical engineering and construction due to their robustness and ability to withstand high pressure and temperature.
Material Specification
The 35CrMo alloy tube is manufactured using a seamless process, ensuring uniformity and strength. It is composed of chromium and molybdenum as its primary alloying elements, which enhance its mechanical properties and resistance to wear and tear.
Key Features
- High Strength: Offers superior tensile strength and toughness.
- Corrosion Resistance: Enhanced resistance to oxidation and corrosion.
- Heat Resistance: Suitable for high-temperature applications.
- Durability: Long-lasting with excellent fatigue resistance.
- Versatility: Applicable in various industries, including automotive, aerospace, and construction.
Chemical Composition
The chemical composition of the 35CrMo seamless alloy tube is crucial for its performance. Below is a table detailing its composition:
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.32 - 0.40 |
| Silicon (Si) | 0.17 - 0.37 |
| Manganese (Mn) | 0.40 - 0.70 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.035 |
| Chromium (Cr) | 0.80 - 1.10 |
| Molybdenum (Mo) | 0.15 - 0.25 |
Mechanical Properties
The mechanical properties of the 35CrMo alloy tube make it suitable for demanding applications. The table below outlines these properties:
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 980 - 1180 |
| Yield Strength (MPa) | ≥ 835 |
| Elongation (%) | ≥ 12 |
| Reduction of Area (%) | ≥ 45 |
| Impact Energy (J) | ≥ 63 |
Similar Standards and Steel Grades
The 35CrMo seamless alloy tube is comparable to several international standards and steel grades, including:
- ASTM A29/A29M: 4135
- DIN 1.7220
- JIS G4105: SCM435
- GB/T 3077: 35CrMo
Application
The 35CrMo seamless alloy tube is widely used across various industries due to its exceptional properties. Common applications include:
- Automotive Industry: Used in the manufacturing of gears, shafts, and other critical components.
- Aerospace: Ideal for structural components that require high strength and lightweight properties.
- Construction: Utilized in the construction of bridges, buildings, and other infrastructure projects.
- Oil and Gas: Suitable for pipelines and drilling equipment due to its resistance to high pressure and temperature.
- Machinery: Used in the production of heavy machinery and equipment.
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