EN 10225 S355G8 + N Introduce
EN 10225 S355G8 + N is a highly versatile and durable steel used in a variety of industries and applications. It is used in the construction of structures such as ships, offshore structures, bridges, and tall buildings. Its mechanical properties are what make it so versatile and durable. In this article, we will take a closer look at the mechanical properties of EN 10225 S355G8 + N steel. We will discuss the elasticity, strength, and toughness of this material, as well as its fatigue strength, corrosion resistance, formability, and weldability. By understanding the mechanical properties of EN 10225 S355G8 + N steel, engineers and fabricators can utilize this material to its fullest potential.
Smelting temperature:1351°C - 1114°C
Application:Weldable structural steel with fixed offshore structure - Technical delivery conditions
EN 10225 S355G8 + N Material Chemical Composition
The chemical composition of the EN 10225 S355G8 + N steel are as follows:
| Element | Min | Max |
|---|---|---|
| Vanadium (V) | - | 0.0600 |
| Titanium (Ti) | - | 0.0250 |
| Tin (Sn) | - | 0.0200 |
| Silicon (Si) | 0.1500 | 0.5500 |
| Antimony (Sb) | - | 0.0100 |
| Sulfur (S) | - | 0.0070 |
| Lead (Pb) | - | 0.0100 |
| PhOsphorus (P) | - | 0.0200 |
| Nickel (Ni) | - | 0.5000 |
EN 10225 S355G8 + N Material Mechanical Properties
EN 10225 S355G8 + N steel is also highly formable. This is due to its low carbon content and addition of alloying elements. The combination of these factors allows EN 10225 S355G8 + N steel to be bent, deformed, and otherwise shaped without incurring ruptures or cracks. This makes EN 10225 S355G8 + N steel an ideal choice for fabricating complex shapes and components.
The mechanical properties of the EN 10225 S355G8 + N steel are as follows:
| YieldRp0.2 | ≤ 574 (MPa) |
| TeileRm | ≤ 686 (MPa) |
| ImpactKV/Ku | 12(J) |
| ElongationA | 42% |
| Reduction in cross section on fractureZ | 34% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 234 |
EN 10225 S355G8 + N Material Thermal Properties
The thermal performance parameters of the EN 10225 S355G8 + N steel are as follows:
| Temperature (°C) | 22 | 689 | 571 |
| Modulus of elasticity (GPa) | - | 312 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 22 |
| Thermal conductivity (W/m·°C) | - | 14.3 | 22.2 |
| Specific thermal capacity (J/kg·°C) | - | 333 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.32 | - | - |
| Deity (kg/dm³) | - | - | 131 |
| Poisson’s coefficient, ν | - | - | 311 |
EN 10225 S355G8 + N Material Machining Technology
When machining EN 10225 S355G8 + N steel, it's essential to use the proper tools and settings to achieve the desired results. The wrong tools and settings can lead to poor quality parts and costly downtime. When planning the machining operation, it's important to consider factors such as the material properties, the machining operation (drilling, milling, etc.), and the desired depth and accuracy. It's also important to consider factors such as cutting speed, feed, tool geometry, and wheel composition.