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20Cr13Mn9Ni4

Description

China GBT 20Cr13Mn9Ni4 Stainless steel bars and 20Cr13Mn9Ni4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 20Cr13Mn9Ni4
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 20Cr13Mn9Ni4 GBT China Stainless steel bars
45Cr14Ni14W2Mo
S32590
12Cr16Ni35
S33010
16Cr20Ni14Si2
S38240
16Cr25Ni20Si2
S38340
10Cr17Mn9Ni4N
S35950

Chemical composition(mass fraction)(wt.%) of the 20Cr13Mn9Ni4

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%)
0.15-0.25 0.8 8.0-10.0 0.035 0.025 12.0-14.0 3.7-5.0

Mechanical Properties of steel grade 20Cr13Mn9Ni4

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)
582 (≥) 148 (≥) 12 33 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade 20Cr13Mn9Ni4

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 - -     0.32 -  
968 987 - 34.3 333   -  
134 - 33 32.2   433 241

Heat Treatment of steel grade 20Cr13Mn9Ni4

Heat treated : 1571°C - 1538°C

Technological Curves of steel grade 20Cr13Mn9Ni4

Cross Reference Table (Equivalent Grade) of 20Cr13Mn9Ni4

Grade Standard Country Application
20Cr13Mn9Ni4 GBT China Stainless steel bars

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