ASTM A582/A582M S18235 Introduce
ASTM A582/A582M S18235 is a low-alloy steel with superior mechanical properties. Its unique chemical composition allows it to outperform many other steel alloys, making it ideal for use in many engineering and construction projects. The various chemical compositions and mechanical properties of the different grades of ASTM A582/A582M steels depend on their heat treatment. Heat treatment is a necessary step for any steel that is meant to possess superior strength and ductility, and ASTM A582/A582M S18235 steel does not differ in this regard. The annealing, normalizing, and tempering processes can all be used to improve the strength and ductility of this steel alloy.
Smelting temperature:1449°C - 1814°C
Application:Standard Specification for High Speed cutting Stainless Steel Bars
ASTM A582/A582M S18235 Material Chemical Composition
The chemical composition of the ASTM A582/A582M S18235 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Nitrogen (N) | - | 0.0250 |
| Titanium (Ti) | 0.3000 | 1.0000 |
| Molybdenum (Mo) | 2.0000 | 2.5000 |
| Chromium (Cr) | 17.5000 | 18.5000 |
| PhOsphorus (P) | - | 0.0300 |
| Sulfur (S) | 0.1500 | 0.3500 |
| Manganese (Mn) | - | 0.5000 |
| Silicon (Si) | - | 1.0000 |
| Carbon (C) | - | 0.0250 |
| Nickel (Ni) | - | 1.0000 |
| (C+N) | - | 0.0350 |
ASTM A582/A582M S18235 Material Mechanical Properties
The mechanical properties of the ASTM A582/A582M S18235 steel are as follows:
| YieldRp0.2 | ≤ 196 (MPa) |
| TeileRm | ≤ 492 (MPa) |
| ImpactKV/Ku | 44(J) |
| ElongationA | 32% |
| Reduction in cross section on fractureZ | 43% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 142 |
ASTM A582/A582M S18235 Material Thermal Properties
The thermal performance parameters of the ASTM A582/A582M S18235 steel are as follows:
| Temperature (°C) | 43 | 483 | 955 |
| Modulus of elasticity (GPa) | - | 672 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 43 |
| Thermal conductivity (W/m·°C) | - | 11.3 | 32.2 |
| Specific thermal capacity (J/kg·°C) | - | 224 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.13 | - | - |
| Deity (kg/dm³) | - | - | 311 |
| Poisson’s coefficient, ν | - | - | 132 |