EN 10083-1 28Mn6 Introduce
EN 10083-1 28Mn6 steels combine a range of alloyed elements, making them versatile and well-suited to a variety of industrial applications. These steels are characterised by their high strength, good wear resistance, excellent corrosion resistance, and improved machinability compared to ordinary or low-alloy steels. EN 10083-1 28Mn6 steels are an excellent option for applications that require durability and optimal performance.
Smelting temperature:1516°C - 1791°C
Application:Quenched and tempered steel - Part 1: General delivery technical conditions
EN 10083-1 28Mn6 Material Chemical Composition
The chemical composition of the EN 10083-1 28Mn6 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Molybdenum (Mo) | - | 0.1000 |
| Nickel (Ni) | - | 0.4000 |
| Chromium (Cr) | - | 0.4000 |
| PhOsphorus (P) | - | 0.0300 |
| Sulfur (S) | - | 0.0350 |
| Manganese (Mn) | 1.3000 | 1.6500 |
| Silicon (Si) | - | 0.4000 |
| Carbon (C) | 0.2500 | 0.3200 |
| PhOsphorus (P) | - | 0.0350 |
| (Cr+Mo+Ni) | - | 0.6300 |
| Sulfur (S) | - | 0.0350 |
| (Cr+Mo+Ni) | - | 0.6300 |
EN 10083-1 28Mn6 Material Mechanical Properties
Yield strength is one of the most important mechanical properties of any material and EN 10083-1 28Mn6steel is no exception. It is the amount of stress required to cause a permanent deformation in the material. The higher the yield strength of a material, the harder it is to deform it and the better it is for use in critical structures. EN 10083-1 28Mn6 steel has an excellent yield strength of 410-530 MPa which makes it suitable for use in highly stressed structures and components.
The mechanical properties of the EN 10083-1 28Mn6 steel are as follows:
| YieldRp0.2 | ≤ 366 (MPa) |
| TeileRm | ≤ 495 (MPa) |
| ImpactKV/Ku | 23(J) |
| ElongationA | 31% |
| Reduction in cross section on fractureZ | 22% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 412 |
EN 10083-1 28Mn6 Material Thermal Properties
The thermal performance parameters of the EN 10083-1 28Mn6 steel are as follows:
| Temperature (°C) | 31 | 951 | 594 |
| Modulus of elasticity (GPa) | - | 529 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 14 |
| Thermal conductivity (W/m·°C) | - | 41.3 | 41.2 |
| Specific thermal capacity (J/kg·°C) | - | 123 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.12 | - | - |
| Deity (kg/dm³) | - | - | 333 |
| Poisson’s coefficient, ν | - | - | 122 |
EN 10083-1 28Mn6 Material Machining Technology
When machining EN 10083-1 28Mn6 steel it is necessary to use minimal pressure. Too much pressure can cause the steel to deform, resulting in an incorrect part. Additionally, it is important to ensure that the tool and workpiece are at the same temperature in order to prevent warping and thermal tension. If possible, set up the machine in a ventilated area to further promote cooling.