China GBT ZG45 carbon steel castings for general engineering purpose and ZG45 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Special Alloy | ZG45 | GBT | China | carbon steel castings for general engineering purpose | 
| RZG310-570 | 
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| RZG340-640 | 
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| ZG200-400 | 
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| ZG230-450 | 
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| ZG270-500 | 
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| ZG310-570 | 
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| ZG340-640 | 
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| ZG15 | 
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| ZG25 | 
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| ZG35 | 
                                
| C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | Mo(%) | V(%) | Cu(%) | 
|---|---|---|---|---|---|---|---|---|---|
| ≤0.50 | ≤0.60 | ≤0.90 | ≤0.040 | ≤0.040 | ≤0.35 | ≤0.30 | ≤0.20 | ≤0.05 | ≤0.30 | 
| 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) | 
|---|---|---|---|---|---|---|
| 992 (≥) | 675 (≥) | 33 | 41 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 134 | 
| 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 | - | - | 0.22 | - | |||
| 178 | 189 | - | 41.3 | 214 | - | ||
| 784 | - | 34 | 42.2 | 322 | 121 | 
Heat treated : 1754°C - 1641°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| ZG45Ni35Cr26 | GBT | China | Large heat resistant steel castings | 
| ZG45Ni35Cr26 | GBT | China | Heat resistant cast steel | 
| ZG45 | GBT | China | carbon steel castings for general engineering purpose | 
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