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55NiCrMoV6

Description

Germany DIN 55NiCrMoV6 Cold working alloy tool steel and 55NiCrMoV6 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 55NiCrMoV6
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 55NiCrMoV6 DIN Germany Cold working alloy tool steel
X50CrMoW9-1-1
1.2703
74NiCr2
1.2709
X3NiCoMoTi18-9-5
45NiCr6
1.2710
1.2711
54NiCrMoV6
1.2713

Chemical composition(mass fraction)(wt.%) of the 55NiCrMoV6

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) V(%)
0.50-0.60 0.10-0.40 0.65-0.95 Max 0.030 Max 0.030 0.60-0.80 1.50-1.80 0.25-0.35 0.07-0.12

Mechanical Properties of steel grade 55NiCrMoV6

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
315 (≥) 392 (≥) 13 43 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade 55NiCrMoV6

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
14 - -     0.41 -  
194 681 - 13.3 214   -  
143 - 23 24.2   214 232

Heat Treatment of steel grade 55NiCrMoV6

Heat treated : 1379°C - 1576°C

Technological Curves of steel grade 55NiCrMoV6

Cross Reference Table (Equivalent Grade) of 55NiCrMoV6

Grade Standard Country Application
55NiCrMoV6 DIN Germany Cold working alloy tool steel

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