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30Cr3Si2Mn2NiNb

Global 企业标准 30Cr3Si2Mn2NiNb and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 30Cr3Si2Mn2NiNb / 30Cr3Si2Mn2NiNb
Category Grade Standard Region/Area Standard Content
Metals 30Cr3Si2Mn2NiNb 企业标准 Global

Chemical composition(mass fraction)(wt.%) of the 30Cr3Si2Mn2NiNb

Element Min Max Similar

Mechanical Properties of steel grade 30Cr3Si2Mn2NiNb

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)
562 (≥) 992 (≥) 32 23 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade 30Cr3Si2Mn2NiNb

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 - -     0.34 -  
676 216 - 12.3 232   -  
511 - 41 23.2   231 124

Heat Treatment of steel grade 30Cr3Si2Mn2NiNb

Heat treated : 1849°C - 1814°C

Technological Curves of steel grade 30Cr3Si2Mn2NiNb

Cross Reference Table (Equivalent Grade) of 30Cr3Si2Mn2NiNb

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