SNB16 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Carbon Steel | SNB16 | |||
| STK55 | 
                                |||||
| SCM415TK | 
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| SCM418TK | 
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| SCM420TK | 
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| SCM430TK | 
                                |||||
| SCM435TK | 
                                |||||
| SCM440TK | 
                                |||||
| SCr420TK | 
                                |||||
| SNB5 | 
                                |||||
| SNB7 | 
                                
| 
				C ≤  | 
			
				Si ≤  | 
			
				Mn ≤  | 
			
				P ≤  | 
			
				S ≤  | 
			Cr | Ni | 
|---|---|---|---|---|---|---|
| 0.36-0.44 | 0.2-0.35 | 0.45-0.7 | 0.04 | 0.04 | 0.8-1.15 | |
| Mo | Al | Cu | Nb | Ti | V | Ce | 
| 0.5-0.65 | 0.25-0.35 | |||||
| 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) | 
|---|---|---|---|---|---|---|
| 419 (≥) | 283 (≥) | 42 | 11 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 141 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 23 | - | - | 0.34 | - | |||
| 412 | 844 | - | 33.3 | 332 | - | ||
| 348 | - | 22 | 12.2 | 123 | 144 | 
Heat treated : 1573°C - 1994°C
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