France AFNOR S25 Carbide for cutting tools and S25 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Tool Steel And Hard Alloy | S25 | AFNOR | France | Carbide for cutting tools | 
| M51 | |||||
| M51 | |||||
| M78 | |||||
| M78 | |||||
| G20 | |||||
| G30 | |||||
| G30 | |||||
| H03 | |||||
| H03 | |||||
| S25 | 
| 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) | 
|---|---|---|---|---|---|---|
| 516 (≥) | 464 (≥) | 22 | 14 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 | 
| 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 | - | - | 0.41 | - | |||
| 561 | 227 | - | 12.3 | 442 | - | ||
| 883 | - | 22 | 14.2 | 143 | 244 | 
Heat treated : 1747°C - 1487°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| Q195 | GBT | China | Engineering and welding | 
| Q215 | China | Engineering and welding | |
| Q215 B | China | Engineering and welding | |
| Q235 | China | Engineering and welding | |
| Q235 B | China | Engineering and welding | |
| Q235 C | China | Engineering and welding | |
| Q235 D | China | Engineering and welding | |
| Q255 A | China | Engineering and welding | |
| Q255 B | China | Engineering and welding | |
| Q275 | China | Engineering and welding | |
| Q235q C | China | Bridge structure with steel | |
| Q235q D | China | Bridge structure with steel | |
| Q345q E | China | Bridge structure with steel | |
| Q345q C | China | Bridge structure with steel | |
| ASTM 1030 | ASTM | USA | General use carbon steel bar | 
| UNS G10300 | UNS | USA | General use carbon steel bar | 
| ASTM 1005 | ASTM | USA | General use carbon steel bar | 
| UNS G10050 | UNS | USA | General use carbon steel bar | 
| ASTM 1006 | ASTM | USA | General use carbon steel bar | 
| UNS G10060 | UNS | USA | General use carbon steel bar | 
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