This article references the authoritative source “Encyclopedia of Metal Materials” to provide a detailed analysis of the performance characteristics and processing key points of 35CrMo. Structural steel is one of the most commonly used materials in mechanical manufacturing and construction engineering.
1. Basic Information of 35CrMo
35CrMo is a commonly used structural steel material with good comprehensive mechanical properties and machinability.
2. Chemical Composition
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.42-0.50 |
| Silicon (Si) | 0.17-0.37 |
| Manganese (Mn) | 0.50-0.80 |
| Phosphorus (P) | ≤0.035 |
| Sulfur (S) | ≤0.035 |
3. Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥600 MPa |
| Yield Strength | ≥355 MPa |
| Elongation | ≥16% |
| Hardness | ≤217 HB |
4. Heat Treatment Characteristics
Heat treatment characteristics of 35CrMo:
- Quenching and Tempering: Quenching + High-temperature Tempering
- Quenching Temperature: 820-860°C
- Tempering Temperature: 500-600°C
- Hardness after Quenching and Tempering: 25-32 HRC
5. Typical Applications
- Mechanical Manufacturing (Shafts, Gears)
- Automotive Industry (Transmission Parts)
- Construction Machinery (Connectors, Fasteners)
- Mold Manufacturing (Die Sets, Plates)
- CNC Machined Parts (Precision Parts, Structural Components)
6. CNC Machining Performance
CNC machining characteristics of 35CrMo:
- Cutting Performance: Good
- Cutting Speed: 100-150 m/min
- Tool Selection: Carbide Tools
- Cooling: Requires adequate cooling
7. Procurement Guide
Market Price Reference:
- Plate: 6-10 RMB/kg
- Bar: 7-12 RMB/kg
- Tube: 8-15 RMB/kg
8. Our Services
Dongguan Stirling Metal Products Co., Ltd. professionally provides 35CrMo material + CNC machining One-Stop Service:
- ✅ Material Procurement: Genuine product guarantee, complete material certificates
- ✅ CNC Machining: Precision ±0.01mm, smooth surface finish
- ✅ Heat Treatment: Quenching and Tempering, Quenching, Tempering
- ✅ Sample Production: Fast delivery in 3-5 days
- ✅ Mass Production: Delivery time of 7-15 days
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