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

EN 10277‑5 Grade 51CrV4 Cold‑Drawn, Quenched & Tempered Steel (+C+QT) – High‑Performance Alloy for Aerospace & Heavy Machinery

Steel 51CrV4 is suitable for high loaded parts in aircraft, vehicle, engine and machine engineering that require increased tempering resistance at best core qualities and high wear resistance (e.g.transmission and joint parts, axles). Furthermore application as spring and tool steel. Lowest application temperature -25°C. As a bright steel product it is used in the form of bars, bright, straight, in various conditions (see DIN EN 10277 : 1999-10).

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.83 - 7.85 g/cm³

Mechanical

PropertyTemperatureValue

Elastic modulus

-100.0 °C

217 GPa

20.0 °C

210 - 212.6 GPa

100.0 °C

205 - 207 GPa

200.0 °C

195 - 199 GPa

300.0 °C

185 - 192 GPa

400.0 °C

184 GPa

500.0 °C

175 GPa

600.0 °C

164 GPa

Elongation

20.0 °C

9 - 12 %

Poisson's ratio

20.0 °C

0.29 [-]

Shear modulus

20.0 °C

81 GPa

Tensile strength

20.0 °C

900 - 1300 MPa

Yield strength Rp0.2

20.0 °C

700 - 900 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1.05E-5 1/K

20.0 °C

1.15E-5 1/K

100.0 °C

1.11E-5 - 1.21E-5 1/K

200.0 °C

1.21E-5 - 1.27E-5 1/K

300.0 °C

1.29E-5 - 1.32E-5 1/K

400.0 °C

1.35E-5 - 1.36E-5 1/K

500.0 °C

1.4E-5 1/K

600.0 °C

1.44E-5 1/K

Max service temperature, long

-25 - 0 °C

Melting point

1382 - 1529 °C

Typical for Chromium Vanadium 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

42 - 45.1 W/(m·K)

100.0 °C

45.1 W/(m·K)

200.0 °C

44.1 W/(m·K)

300.0 °C

41.9 W/(m·K)

400.0 °C

39.4 W/(m·K)

500.0 °C

36.9 W/(m·K)

600.0 °C

34.4 W/(m·K)

Thermal diffusivity

20.0 °C

12.5 mm²/s

100.0 °C

11.6 mm²/s

200.0 °C

10.6 mm²/s

300.0 °C

9.5 mm²/s

400.0 °C

8.4 mm²/s

500.0 °C

7.1 mm²/s

600.0 °C

5.8 mm²/s

Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

1.9E-7 - 2.31E-7 Ω·m

100.0 °C

2.84E-7 Ω·m

200.0 °C

3.58E-7 Ω·m

300.0 °C

4.48E-7 Ω·m

400.0 °C

5.52E-7 Ω·m

500.0 °C

6.71E-7 Ω·m

600.0 °C

8.06E-7 Ω·m

Chemical properties

PropertyValue

Carbon

0.47 - 0.55 %

Chromium

0.9 - 1.2 %

Manganese

0.7 - 1.1 %

Phosphorus

0.03 - 0.04 %

Silicon

0.4 %

Sulfur

0.035 %

Vanadium

0.1 - 0.25 %


Metal

  1. EN 10277-5 Grade 42CrMoS4 – Premium Cold‑Drawn, Quenched & Tempered Steel for High‑Load Automotive & Machinery
  2. EN 10277-5 Grade 34CrS4 Cold-Drawn, Quenched & Tempered Steel – Premium Performance for Automotive & Machinery
  3. 41CrS4 Cold‑Drawn, Quenched & Tempered Steel – EN 10277‑5 Specification for Automotive & Machine Components
  4. EN 10277-5 Grade C60R: High-Strength Cold-Drawn, Quenched & Tempered Steel
  5. EN 10277-5 25CrMoS4 Cold‑Drawn, Quenched & Tempered Steel for High‑Strength Applications
  6. Grade 34CrNiMo6 Cold Drawn, Quenched & Tempered Steel – EN 10277‑5
  7. EN 10277-5 Grade C50E: Cold‑Drawn, Quenched & Tempered Steel for Heavy Engineering Applications
  8. EN 10277-5 Grade C50R Cold Drawn, Quenched, and Tempered Steel (C+QT) – High Strength & Workability
  9. EN 10277-5 Grade C60E Steel – Cold Drawn, Quenched & Tempered (+C+QT)
  10. EN 10277-5 Grade C35E Cold-Drawn & Tempered Steel for Heavy-Duty Applications