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30CrNi3Mo

China GB 30CrNi3Mo 合金结构钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 30CrNi3Mo / 30CrNi3Mo
Category Grade Standard Region/Area Standard Content
Metals 30CrNi3Mo -- China 合金结构钢

Chemical composition(mass fraction)(wt.%) of the 30CrNi3Mo

Element Min Max Similar
Mo 0.2500 0.4000 -
Ni 2.7500 3.2500 -
Cr 1.1000 1.7000 -
P - 0.0250 -
S - 0.0200 -
Mn 0.5000 0.8000 -
Si 0.1700 0.3700 -
C 0.3000 0.4000 -

Mechanical Properties of steel grade 30CrNi3Mo

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)
864 (≥) 483 (≥) 31 33 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade 30CrNi3Mo

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
42 - -     0.42 -  
874 727 - 43.3 112   -  
267 - 32 41.2   244 214

Heat Treatment of steel grade 30CrNi3Mo

Heat treated : 1373°C - 1992°C

Technological Curves of steel grade 30CrNi3Mo

Cross Reference Table (Equivalent Grade) of 30CrNi3Mo

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