China GBT ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN) Large heat resistant steel castings and ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN) Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
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Steel Grades | Special Alloy | ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN) | GBT | China | Large heat resistant steel castings |
ZG30Cr20Ni10(ZG3Cr20Ni10) |
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ZG35Cr26Ni12 |
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ZG35Cr28Ni16 |
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ZG40Cr25Ni20(ZG4Cr25Ni20) |
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ZG40Cr30Ni20(ZG4Cr30Ni20) |
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ZG35Ni24Cr18Si2 |
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ZG30Ni35Cr15(ZG3Ni35Cr15) |
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ZG45Ni35Cr26 |
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ZG40Cr22Ni4N(ZG4Cr22Ni4N) |
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ZG30Cr25Ni20(ZG3Cr25Ni20) |
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 | - |
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 |
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 treated : 1227°C - 1772°C
Grade | Standard | Country | Application |
---|---|---|---|
ZG20Cr20Mn9Ni2SiN(ZG2Cr20Mn9Ni2SiN) | GBT | China | Large heat resistant steel castings |
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