Designation by Standards
Steel No. | DIN | EN | AISI | JIS | ГОСТ |
1.7131 | - | 16MnCr5 | 5115, 5117 | / | 18Ch6 |
Chemical Composition (in weight %)
C | Si | Mn | Cr | Mo | Ni | V | W | Others |
0.17 | max. 0.40 | 1.15 | 0.95 | - | - | - | - | - |
Description
Alloyed carbon steel.
Applications
Higher stressed components - gears, shafts, crankshafts, connecting rods, cam shafts, etc.
Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210
Density [g/cm3]: 7.81
Thermal conductivity [W/m.K]: 41.0
Electric resistivity [Ohm mm2/m]: 0.16
Specific heat capacity[J/g.K]: 0.46
Coefficient of Linear Thermal Expansion 10-6 oC-1
20-100oC | 20-200oC | 20-300oC | 20-400oC | 20-500oC |
11.1 | 12.1 | 12.9 | 13.5 | 13.9 |
Soft Annealing
Heat to 650-700oC, cool slowly.
Intermediate Annealing
Temperature: 650-680oC.
Normalizing
Temperature: 850-880oC.
Carburizing
Temperature: 880-980oC.
Case Hardening
Temperature: 780-820oC.
Core Hardening
Harden from a temperature of 860-980oC followed by water, oil or thermal bath quenching.
Tempering
Tempering temperature: 150-200oC.
Forging
Hot forming temperature: 1100-850oC.
Machinability
No data.
Remark
All technical information is for reference only.