EN 10025 S355K2G3 Introduce
EN 10025 S355K2G3 steel is a versatile and reliable material for a range of structural applications. It has a wide range of chemical components with distinct properties that combine to offer improved strength, ductility, and weldability. The material can be heat-treated for improved strength and toughness, and it can be used in automotive, bridge, and other engineering projects. As such, EN 10025 S355K2G3 is an optimal choice for manufacutrers looking for a reliable and high-performance steel solution.
Smelting temperature:1343°C - 1162°C
Application:Technical conditions for the delivery of non-alloy structural steel hot rolled products
EN 10025 S355K2G3 Material Chemical Composition
The chemical composition of the EN 10025 S355K2G3 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | - | 0.5500 |
| Sulfur (S) | - | 0.0350 |
| PhOsphorus (P) | - | 0.0350 |
| Manganese (Mn) | - | 1.6000 |
| Carbon (C) | - | 0.2200 |
EN 10025 S355K2G3 Material Mechanical Properties
The steel products must also meet certain performance requirements to be in compliance with the EN 10025 S355K2G3. These are usually tested by a destructive testing, such as hardness, flexural strength, and corrosion resistance. The mechanical properties are retrieved by placing a specimen under tension, while corrosion resistance is tested by both destructive and non-destructive methods.
The mechanical properties of the EN 10025 S355K2G3 steel are as follows:
| YieldRp0.2 | ≤ 462 (MPa) |
| TeileRm | ≤ 147 (MPa) |
| ImpactKV/Ku | 23(J) |
| ElongationA | 11% |
| Reduction in cross section on fractureZ | 11% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 211 |
EN 10025 S355K2G3 Material Thermal Properties
The thermal performance parameters of the EN 10025 S355K2G3 steel are as follows:
| Temperature (°C) | 14 | 639 | 666 |
| Modulus of elasticity (GPa) | - | 694 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 14 |
| Thermal conductivity (W/m·°C) | - | 14.3 | 33.2 |
| Specific thermal capacity (J/kg·°C) | - | 111 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.11 | - | - |
| Deity (kg/dm³) | - | - | 221 |
| Poisson’s coefficient, ν | - | - | 433 |
EN 10025 S355K2G3 Material Machining Technology
EN 10025 S355K2G3 steel is a versatile material with unique properties and benefits. Machining this grade of steel requires a high level of precision and skill. It is important to select the correct tools and cutting parameters and to use adequate coolant to ensure a successful machining operation. With the correct approach, EN 10025 S355K2G3 steel can be machined with accuracy and efficiency.