GX40CrSi28 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Mould Steel | GX40CrSi28 | |||
| G-X6CrNiMoN17-13-5 | 
                                |||||
| 1.4439 | 
                                |||||
| GX30CrSi7 | 
                                |||||
| 1.4710 | 
                                |||||
| GX40CrSi13 | 
                                |||||
| 1.4729 | 
                                |||||
| GX40CrSi17 | 
                                |||||
| 1.4740 | 
                                |||||
| GX40CrSi24 | 
                                |||||
| 1.4745 | 
                                
| 
				C ≤  | 
			
				Si ≤  | 
			
				Mn ≤  | 
			
				P ≤  | 
			
				S ≤  | 
			Cr | Ni | 
|---|---|---|---|---|---|---|
| 0.30-0.50 | 1.00-2.50 | 1.00 | 0.040 | 0.030 | 27.0-30.0 | ≤ 1.00 | 
| Mo | Al | Cu | Nb | Ti | V | Ce | 
| ≤ 0.50 | ||||||
| N | Co | Pb | B | Other | ||
| 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) | 
|---|---|---|---|---|---|---|
| 122 (≥) | 947 (≥) | 33 | 21 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 122 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 24 | - | - | 0.13 | - | |||
| 468 | 746 | - | 34.3 | 222 | - | ||
| 928 | - | 12 | 41.2 | 143 | 123 | 
Heat treated : 1731°C - 1748°C
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