AMS 6300C Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Carbon Steel | AMS 6300C | |||
| AMS  6276F | |||||
| AMS  6277D | |||||
| AMS  6278 | |||||
| AMS  6280G | |||||
| AMS  6281F | |||||
| AMS  6282F | |||||
| AMS  6290F | |||||
| AMS  6292F | |||||
| AMS  6294F | |||||
| AMS  6299C | 
| C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Ni | 
|---|---|---|---|---|---|---|
| 0.35-0.4 | ||||||
| Mo | Al | Cu | Nb | Ti | V | Ce | 
| 0.25 | ||||||
| N | Co | Pb | B | Other | ||
| 
					AISI/SAF   4037 | ||||||
| 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) | 
|---|---|---|---|---|---|---|
| 542 (≥) | 398 (≥) | 14 | 44 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 223 | 
| 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 | - | - | 0.12 | - | |||
| 875 | 252 | - | 43.3 | 212 | - | ||
| 144 | - | 21 | 43.2 | 312 | 112 | 
Heat treated : 1381°C - 1794°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| Q195 | 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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