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ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN)

Description

China GBT ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN) Large heat resistant steel castings and ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN) Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN)

Chemical composition(mass fraction)(wt.%) of the ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN)

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.18-0.28 1.80-2.70 8.50-11.0 0.03 0.03 17.0-21.0 2.00-3.00

Mechanical Properties of steel grade ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN)

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)
143 (≥) 524 (≥) 21 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN)

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
13 - -     0.33 -  
614 484 - 43.3 321   -  
918 - 34 22.2   431 224

Heat Treatment of steel grade ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN)

Heat treated : 1227°C - 1772°C

Technological Curves of steel grade ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN)

Cross Reference Table (Equivalent Grade) of ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN)

Grade Standard Country Application
ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN) GBT China Large heat resistant steel castings

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