What is Alloy Steel 15?
Alloy Steel 15 is a high-performance heat treatable alloy steel engineered for demanding industrial applications.
Chemical Composition
| Element | Content (%) | Standard |
|---|---|---|
| Primary | Balance | ASTM/GB |
| Alloying | Per spec | ASTM/GB |
Mechanical Properties
| Property | Value | Standard |
|---|---|---|
| Tensile Strength | ≥500 MPa | ASTM |
| Yield Strength | ≥300 MPa | ASTM |
| Elongation | ≥15% | ASTM |
| Hardness | 150-200 HB | ASTM E10 |
Key Features
- High strength and durability
- Excellent corrosion resistance
- Superior machinability
- Heat treatable
- Good weldability
Applications
- Aerospace components
- Automotive parts
- Industrial machinery
- Marine hardware
- Medical devices
CNC Machining Guidelines
Tool Selection
- Tool material: Carbide (YG/YW class)
- Rake angle: 5-15° positive
- Nose radius: 0.4-0.8mm
Cutting Parameters
| Operation | Speed (m/min) | Feed (mm/rev) | Depth (mm) |
|---|---|---|---|
| Rough Turning | 80-150 | 0.2-0.4 | 2-5 |
| Finish Turning | 150-250 | 0.05-0.15 | 0.2-0.5 |
| Milling | 100-200 | 0.1-0.3 | 1-4 |
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