ASTM A672 Grade C60 Introduce
ASTM A672 Grade C60 is used for structural applications such as pressure vessels, pipes, and boilers. Its excellent mechanical properties, weldability, and anti-corrosion properties make it a suitable material for these applications. ASTM A672 Grade C60 is also used to make mechanical parts and components that require wear resistance, fatigue strength, and higher hardness.
Smelting temperature:1222°C - 1144°C
Application:Medium temperature and high pressure electric welding steel pipe
ASTM A672 Grade C60 Material Chemical Composition
The chemical composition of the ASTM A672 Grade C60 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Carbon (C) | - | 0.2100 |
| Manganese (Mn) | 0.6000 | 0.9000 |
| PhOsphorus (P) | - | 0.0250 |
| Sulfur (S) | - | 0.0250 |
| Silicon (Si) | 0.1500 | 0.4000 |
| Silicon (Si) | 0.1300 | 0.4500 |
| Sulfur (S) | - | 0.0250 |
| PhOsphorus (P) | - | 0.0250 |
| Manganese (Mn) | 0.5500 | 0.9800 |
| Carbon (C) | - | 0.2300 |
ASTM A672 Grade C60 Material Mechanical Properties
The mechanical properties of the ASTM A672 Grade C60 steel are as follows:
| YieldRp0.2 | ≤ 123 (MPa) |
| TeileRm | ≤ 487 (MPa) |
| ImpactKV/Ku | 34(J) |
| ElongationA | 41% |
| Reduction in cross section on fractureZ | 43% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 212 |
ASTM A672 Grade C60 Material Thermal Properties
The thermal performance parameters of the ASTM A672 Grade C60 steel are as follows:
| Temperature (°C) | 12 | 523 | 286 |
| Modulus of elasticity (GPa) | - | 349 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 43 |
| Thermal conductivity (W/m·°C) | - | 33.3 | 24.2 |
| Specific thermal capacity (J/kg·°C) | - | 213 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.42 | - | - |
| Deity (kg/dm³) | - | - | 241 |
| Poisson’s coefficient, ν | - | - | 232 |