Industrial manufacturing
Industrial Internet of Things | Industrial materials | Equipment Maintenance and Repair | Industrial programming |
home  MfgRobots >> Industrial manufacturing >  >> Industrial materials >> Metal

EN 10083-2 Grade C55R Quenched & Tempered Steel – Superior Workability & Reliable Strength

Steel C55R is suitable for parts requiring improved workability while maintaining constant strength qualities in vehicle manufacturing, engine and machine engeneering (e.g. gear wheels, shafts, pinions).

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.8 - 7.85 g/cm³

Mechanical

PropertyTemperatureValueComment

Elastic modulus

-100.0 °C

217 GPa

20.0 °C

210 - 212 GPa

100.0 °C

205 - 207 GPa

200.0 °C

195 - 199 GPa

300.0 °C

185 - 192 GPa

400.0 °C

175 - 184 GPa

500.0 °C

175 GPa

600.0 °C

164 GPa

Elongation

20.0 °C

12 - 15 %

Poisson's ratio

23.0 °C

0.29 [-]

Typical for Medium Carbon Steel

Reduction of area

20.0 °C

30 - 40 %

Shear modulus

20.0 °C

81 GPa

Tensile strength

20.0 °C

700 - 950 MPa

Yield strength

20.0 °C

420 - 550 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1.08E-5 1/K

20.0 °C

1.19E-5 1/K

100.0 °C

1.11E-5 - 1.25E-5 1/K

200.0 °C

1.21E-5 - 1.3E-5 1/K

300.0 °C

1.29E-5 - 1.36E-5 1/K

400.0 °C

1.35E-5 - 1.41E-5 1/K

500.0 °C

1.45E-5 1/K

600.0 °C

1.49E-5 1/K

Max service temperature

500 °C

Typical for Carbon Steel

Melting point

1380 - 1514 °C

Typical for Medium Carbon Steel

Specific heat capacity

-100.0 °C

423 J/(kg·K)

20.0 °C

460 - 461 J/(kg·K)

100.0 °C

479 J/(kg·K)

200.0 °C

499 J/(kg·K)

300.0 °C

517 J/(kg·K)

400.0 °C

536 J/(kg·K)

500.0 °C

558 J/(kg·K)

600.0 °C

587 J/(kg·K)

Thermal conductivity

20.0 °C

41.7 - 52 W/(m·K)

100.0 °C

43.4 - 50.6 W/(m·K)

200.0 °C

43.2 - 48.1 W/(m·K)

300.0 °C

41.4 - 45.7 W/(m·K)

400.0 °C

39.1 W/(m·K)

500.0 °C

36.7 W/(m·K)

600.0 °C

34.1 W/(m·K)

Thermal diffusivity

20.0 °C

11.6 mm²/s

100.0 °C

11.3 mm²/s

200.0 °C

10.5 mm²/s

300.0 °C

9.5 mm²/s

400.0 °C

8.3 mm²/s

500.0 °C

7.1 mm²/s

600.0 °C

5.8 mm²/s

Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

1.2E-7 - 2.5E-7 Ω·m

100.0 °C

2.95E-7 Ω·m

200.0 °C

3.65E-7 Ω·m

300.0 °C

4.53E-7 Ω·m

400.0 °C

5.56E-7 Ω·m

500.0 °C

6.74E-7 Ω·m

600.0 °C

8.13E-7 Ω·m

Chemical properties

PropertyValue

Carbon

0.52 - 0.6 %

Chromium

0.4 %

Copper

0.3 %

Manganese

0.6 - 0.9 %

Molybdenum

0.1 %

Nickel

0.4 %

Phosphorus

0.03 %

Silicon

0.1 - 0.4 %

Sulfur

0.02 - 0.04 %


Metal

  1. EN 10083-2 Grade C60R Quenched & Tempered Steel – High Strength & Workability for Automotive & Industrial Applications
  2. EN 10083-2 Grade 28Mn6 Steel – Quenched & Tempered for Automotive & Machine Applications
  3. EN 10083-2 Grade C40E Quenched & Tempered Steel – Ideal for Heat-Resistant Applications
  4. EN 10083‑2 Grade C45R Steel – Quenched & Tempered (QT) for High‑Performance Applications
  5. EN 10083-2 Grade C50R Quenched & Tempered Steel – High Strength & Workability for Automotive & Machine Components
  6. EN 10083-2 Grade C55 – Quenched & Tempered Steel for High-Performance Automotive Components
  7. EN 10083-2 Grade C40 Steel – Quenched & Tempered (QT) for High-Performance Applications
  8. EN 10083-2 Grade C55E Steel – Quenched, Tempered, and Surface Hardened for Heavy‑Duty Automotive & Industrial Parts
  9. EN 10083-2 Grade C35 Quenched & Tempered Steel – Ideal for High‑Strength Automotive & Industrial Applications
  10. EN 10083-2 Grade C60: High-Strength Quenched & Tempered Steel for Automotive & Tooling