Description
16MnCr5 Grade Introduction:
16MnCr5 steel is an alloyed case-hardening steel designed for components requiring high core tensile strength ranging from 800 to 1100 N/mm² and excellent wear resistance. It is commonly used in the manufacturing of mechanical and automotive parts like piston bolts, camshafts, and levers. Available in various shapes such as round, flat, and square bars, it is highly versatile in engineering applications.
16MnCr5 Grade Applications:
DIN 16MnCr5 | 1.7131 steel is extensively applied in rotating machinery gears. Its typical uses include valve bodies, pumps, fittings, high-load wheels, bolts, gears, and parts of internal combustion engines. It’s also used in electric locomotives, machine tools, tractors, railway vehicles, steel rolling equipment, and mining machinery components like shafts, rollers, and sleeves.
16MnCr5 Equivalent Grades:
- ASTM A29/A29M
- DIN EN 10083/3
- JIS G4053
- DIN17210
Additional Steel Grades:
MS, EN1A, EN8, EN9, EN24, EN31, EN32B, EN36C, EN41B, 42CrMo4, H13, H11, D2, M42, and others.
16MnCr5 Chemical Composition:
| Element | Composition (%) |
|---|---|
| C | 0.14–0.19 |
| Si | ≤0.40 |
| Mn | 1.00–1.30 |
| P | ≤0.035 |
| S | ≤0.035 |
| Cr | 0.80–1.10 |
16MnCr5 Mechanical Properties:
| Property | Value |
|---|---|
| Tensile Strength | 520 MPa |
| Yield Strength | 415 MPa (min) |
| Bulk Modulus | 140 GPa |
| Shear Modulus | 80 GPa |
| Poisson’s Ratio | 0.27–0.30 |
| Thermal Conductivity | 46.6 W/mK |
16MnCr5 Hardness:
- Brinell hardness in various conditions:
- +S max: 207
- +A max: 207
- +TH: 187
- +FP: 140–187
16MnCr5 Heat Treatment Properties:
The heat treatment process varies depending on factors like component shape and size. For detailed guidance, it’s essential to consult a heat treatment specialist.
16MnCr5 Hardening:
Hardening occurs at temperatures between 860-980°C, followed by water, oil, or thermal bath quenching.
16MnCr5 Tempering:
The tempering process takes place at temperatures between 150–200°C.
16MnCr5 Physical Properties:
| Property | Value | Unit |
|---|---|---|
| Thermal Expansion | 10–10 | e-6/K |
| Thermal Conductivity | 25–25 | W/m.K |
| Specific Heat | 460–460 | J/kg.K |
| Melting Temperature | 1450–1510 | °C |
| Density | 7700 | kg/m³ |
| Resistivity | 0.55 | Ohm.mm²/m |
16MnCr5 Forging Properties:
- Hot forming temperature: 1100–850°C.
16MnCr5 Stress Relieving:
- Temperature: 600–680°C.
16MnCr5 Normalizing:
- Normalizing temperature: 850–880°C.
16MnCr5 Annealing:
- Annealing involves heating to 650–700°C, followed by slow cooling.
16MnCr5 Density:
- 7800 kg/m³
16MnCr5 Machinability:
This steel exhibits good machinability when in the soft-annealed condition.
16MnCr5 Welding:
Though it offers satisfactory weldability, care must be taken to avoid cracks forming along the weld joints.
Supply Cities:
Mumbai Ahmedabad, Amaravathi, Ambattur, Bangalore, Belgaum, Chennai, Chittoor, Coimbatore, Dindigul, Mysore, Nellore, Hyderabad, Kochi, Mangalore, Tirupur, Tuticorin, Madurai, Andhra Pradesh, Karnataka, Puducherry, Kerala, Tamil Nadu, Telangana, Visakhapatnam, Kochi, Kerala, Hubli-Dharwad, Karnataka, Ghaziabad Kolkata.
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