ASTM A506 4118 Introduce
ASTM A506 4118 is an iron-based, low-alloy austenitic stainless steel. It is characterized by its low carbon content, which results in an increase in strength and a decrease in ductility compared to other steel materials. It is also resistant to corrosion. This steel is often used in the manufacturing of various parts and components, such as machinery and equipment, automotive applications, and building construction.
Smelting temperature:1243°C - 1511°C
Application:Hot-rolled and cold-rolled alloy steel sheets and strips of regular quality and high quality structure
ASTM A506 4118 Material Chemical Composition
The chemical composition of the ASTM A506 4118 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | 0.1500 | 0.3000 |
| Sulfur (S) | - | 0.0250 |
| PhOsphorus (P) | - | 0.0250 |
| Molybdenum (Mo) | 0.0800 | 0.1500 |
| Manganese (Mn) | 0.7000 | 0.9000 |
| Chromium (Cr) | 0.4000 | 0.6000 |
| Carbon (C) | 0.1800 | 0.2300 |
ASTM A506 4118 Material Mechanical Properties
The mechanical properties of the ASTM A506 4118 steel are as follows:
| YieldRp0.2 | ≤ 561 (MPa) |
| TeileRm | ≤ 285 (MPa) |
| ImpactKV/Ku | 23(J) |
| ElongationA | 11% |
| Reduction in cross section on fractureZ | 44% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 422 |
ASTM A506 4118 Material Thermal Properties
The thermal performance parameters of the ASTM A506 4118 steel are as follows:
| Temperature (°C) | 13 | 285 | 913 |
| Modulus of elasticity (GPa) | - | 876 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 41 |
| Thermal conductivity (W/m·°C) | - | 41.3 | 32.2 |
| Specific thermal capacity (J/kg·°C) | - | 144 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.32 | - | - |
| Deity (kg/dm³) | - | - | 213 |
| Poisson’s coefficient, ν | - | - | 441 |
ASTM A506 4118 Material Machining Technology
ASTM A506 4118 is a highly versatile steel that is resistant to corrosion, oxidation, high temperatures, and has a good strength-to-weight ratio. It is used in many industries and applications, and is easy to weld and machine. It is also relatively inexpensive and readily available.