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30CrMoNiV

China JB 30CrMoNiV 工业汽轮机转子体锻件技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 30CrMoNiV / 30CrMoNiV
Category Grade Standard Region/Area Standard Content
Metals 30CrMoNiV JB/T 7022 China 工业汽轮机转子体锻件技术条件

Chemical composition(mass fraction)(wt.%) of the 30CrMoNiV

Element Min Max Similar
Al - 0.0100 -
Cu - 0.2000 -
V 0.2500 0.3500 -
Ni 0.5000 0.7500 -
Mo 1.0000 1.2000 -
Cr 1.1000 1.4000 -
S - 0.0120 -
P - 0.0120 -
Si - 0.3000 -
Mn 0.3000 0.8000 -
C 0.2800 0.3400 -
C 0.2800 0.3400 -
Mn 0.3000 0.8000 -
Si - 0.3000 -
P - 0.0120 -
S - 0.0120 -
Cr 1.1000 1.4000 -
Mo 1.0000 1.2000 -
Ni 0.5000 0.7500 -
V 0.2500 0.3500 -
Cu - 0.2000 -
Al - 0.0100 -

Mechanical Properties of steel grade 30CrMoNiV

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)
218 (≥) 158 (≥) 31 21 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade 30CrMoNiV

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
34 - -     0.23 -  
534 297 - 23.3 342   -  
479 - 33 32.2   123 121

Heat Treatment of steel grade 30CrMoNiV

Heat treated : 1382°C - 1691°C

Technological Curves of steel grade 30CrMoNiV

Cross Reference Table (Equivalent Grade) of 30CrMoNiV

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