What is GH4121?
GH4121 is an engineering material with superalloy. This guide covers chemical composition, mechanical properties, and machining per GB/T or ASTM standards.
Chemical Composition
| Element | Content (%) | Standard |
|---|---|---|
| Ni | Balance | GB/T or ASTM |
| Cr | 15.0-20.0 | GB/T or ASTM |
| Fe | ≤10.0 | GB/T or ASTM |
Mechanical Properties
| Property | Value | Standard |
|---|---|---|
| Tensile Strength | ≥800 MPa | ASTM/GB |
| Yield Strength | ≥500 MPa | ASTM/GB |
| Elongation | ≥20% | ASTM/GB |
| Hardness | 220 HV | HV |
| Density | 8.30 g/cm³ | 20°C |
Key Features
- Good mechanical properties
- Suitable for industrial applications
- Good machinability
- Cost-effective
Applications
- Industrial components
- Automotive parts
- Machine tool components
- Structural applications
Machinability
GH4121 has good machinability. Recommended: Carbide tools, appropriate cutting parameters, adequate coolant.
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