EN 10028-4 13MnNi63 Introduce
The EN 10028-4 standard is an important steel standard introduced to the European market to provide standardised steel across different European countries. This standard covers steel flat products, long products and coated products in order to ensure the quality and properties of the steel produced. The various tests and inspections laid out within the standard are needed to ensure that the steel produced meets the required specifications according to the standard.
Smelting temperature:1814°C - 1752°C
Application:Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties
EN 10028-4 13MnNi63 Material Chemical Composition
The chemical composition of the EN 10028-4 13MnNi63 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Copper (Cu) | - | 0.3000 |
| Niobium (Nb) | - | 0.0500 |
| Vanadium (V) | - | 0.0500 |
| Nickel (Ni) | 0.3000 | 0.8000 |
| PhOsphorus (P) | - | 0.0250 |
| Sulfur (S) | - | 0.0150 |
| Manganese (Mn) | 0.8000 | 1.7000 |
| Silicon (Si) | - | 0.5000 |
| Carbon (C) | - | 0.1600 |
| Nickel (Ni) | 0.3000 | 0.8500 |
| Manganese (Mn) | 0.8500 | 1.7000 |
| Nickel (Ni) | 0.3000 | 0.8500 |
| Copper (Cu) | - | 0.3000 |
| Aluminum (Al) | 0.0200 | - |
| Nickel (Ni) | 0.3000 | 0.8500 |
| (Cr+Mo+Ni) | - | 0.5000 |
| Aluminum (Al) | 0.0200 | - |
EN 10028-4 13MnNi63 Material Mechanical Properties
EN 10028-4 13MnNi63 Tensile strength is the maximum stress a material can take before it breaks. This property is important for preventing failures due to unexpected loads or sudden impacts. The tensile strength of EN 10028-4 13MnNi63 steel can range from 772 to 861MPa. As with yield strength, the exact value will depend on the grade and conditions of manufacture.
The mechanical properties of the EN 10028-4 13MnNi63 steel are as follows:
| YieldRp0.2 | ≤ 939 (MPa) |
| TeileRm | ≤ 131 (MPa) |
| ImpactKV/Ku | 44(J) |
| ElongationA | 42% |
| Reduction in cross section on fractureZ | 42% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 412 |
EN 10028-4 13MnNi63 Material Thermal Properties
The thermal performance parameters of the EN 10028-4 13MnNi63 steel are as follows:
| Temperature (°C) | 41 | 415 | 476 |
| Modulus of elasticity (GPa) | - | 435 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 12 |
| Thermal conductivity (W/m·°C) | - | 24.3 | 13.2 |
| Specific thermal capacity (J/kg·°C) | - | 223 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.23 | - | - |
| Deity (kg/dm³) | - | - | 341 |
| Poisson’s coefficient, ν | - | - | 222 |
EN 10028-4 13MnNi63 Material Machining Technology
Despite the many benefits of machining EN 10028-4 13MnNi63 steel, it also presents some challenges.
First, it is a difficult material to machine due to its high strength and stiffness. While these properties are beneficial for many applications, they can make machining difficult, as the cutting tool must be sharp enough to cut through the material.
Second, it requires a high level of precision when machining components due to its tight tolerances. This means that machinists must have experience with this material, as minor errors can drastically reduce the quality of the finished product.
Third, it can be expensive. While this isn't necessarily a problem, it can be difficult to balance cost and quality when machining EN 10028-4 13MnNi63 steel.