EN 10225 S355 G13 + N Introduce
EN 10225 S355 G13 + 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 S355 G13 + 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 S355 G13 + N steel, engineers and fabricators can utilize this material to its fullest potential.
Smelting temperature:1427°C - 1164°C
Application:Weldable structural steel with fixed offshore structure - Technical delivery conditions
EN 10225 S355 G13 + N Material Chemical Composition
The chemical composition of the EN 10225 S355 G13 + N steel are as follows:
| Element | Min | Max |
|---|---|---|
| Vanadium (V) | - | 0.1000 |
| Titanium (Ti) | - | 0.0200 |
| Tin (Sn) | - | 0.0200 |
| Silicon (Si) | 0.1500 | 0.5500 |
| Antimony (Sb) | - | 0.0100 |
| Sulfur (S) | - | 0.0150 |
| Lead (Pb) | - | 0.0100 |
| PhOsphorus (P) | - | 0.0250 |
| Nickel (Ni) | - | 0.3000 |
| (Nb+V) | - | 0.1000 |
| (Nb+Ti+V) | - | 0.1200 |
| Niobium (Nb) | - | 0.0500 |
| Nitrogen (N) | - | 0.0140 |
| Molybdenum (Mo) | - | 0.0800 |
| Manganese (Mn) | - | 1.6000 |
| Copper (Cu) | - | 0.3500 |
| (Cr+Ni+Cu+Mo) | - | 0.8000 |
| Chromium (Cr) | - | 0.2500 |
| Calcium (Ca) | - | 0.0050 |
| Carbon (C) | - | 0.1600 |
| Bismuth (Bi) | - | 0.0100 |
| Boron (B) | - | 0.0005 |
| Arsenic (As) | - | 0.0200 |
| Aluminum (Al) | - | 0.0600 |
EN 10225 S355 G13 + N Material Mechanical Properties
EN 10225 S355 G13 + N steel is also highly tough, meaning it can resist energy-absorbing impacts without incurring structural damage. This is due to a combination of its ductile properties and high yield strength. The combination of these properties makes EN 10225 S355 G13 + N steel capable of withstanding impact forces with minimal damage.
The mechanical properties of the EN 10225 S355 G13 + N steel are as follows:
| YieldRp0.2 | ≤ 835 (MPa) |
| TeileRm | ≤ 433 (MPa) |
| ImpactKV/Ku | 43(J) |
| ElongationA | 32% |
| Reduction in cross section on fractureZ | 23% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 432 |
EN 10225 S355 G13 + N Material Thermal Properties
The thermal performance parameters of the EN 10225 S355 G13 + N steel are as follows:
| Temperature (°C) | 43 | 645 | 361 |
| Modulus of elasticity (GPa) | - | 129 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 23 |
| Thermal conductivity (W/m·°C) | - | 41.3 | 13.2 |
| Specific thermal capacity (J/kg·°C) | - | 324 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.24 | - | - |
| Deity (kg/dm³) | - | - | 222 |
| Poisson’s coefficient, ν | - | - | 343 |
EN 10225 S355 G13 + N Material Machining Technology
When machining EN 10225 S355 G13 + 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.