DIN S 355 N DIN EN 10025-3
DIN S 355 N DIN EN 10025-3 steel Product Introduction
These steels are used for welded parts that have to withstand high levels of strain. Typical applications are bridges, pylons and other architectural structures
DIN S 355 N DIN EN 10025-3 Steel Product Details
| Grade : | S355N | ||
| Number: | 1.0545 | ||
| Classification: | Non-alloy quality structural steel | ||
| Standard: |
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| Equivalent grades: | Go here |
Chemical composition % of steel S355N (1.0545): EN 10025-3-2004
| Nominal thickness =< 63(mm) CEV max = 0.43 For long products the P and S content can be 0.005% higher For railway application a maximum S content of 0.01% may be agreed at the time of enquiry and order In sufficient other N-binding elements are present the minimum total Al content does not applay Cu content above 0.4% may cause hot shortness during hot forming |
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Al | Cu | CEV |
| max 0.2 | max 0.5 | 0.9 - 1.65 | max 0.5 | max 0.03 | max 0.025 | max 0.3 | max 0.1 | max 0.12 | max 0.015 | max 0.05 | max 0.05 | max 0.02 | max 0.55 | max 0.45 |
Mechanical properties of steel S355N (1.0545)
| Nominal thickness (mm): | to 100 | 100 - 200 | 200 - 250 |
| Rm - Tensile strength (MPa) Flat and long products | 470-630 | 450-600 | 450-600 |
| Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 63 | 63 - 80 | 80 - 100 | 100 - 150 | 150 - 200 | 200 - 250 |
| ReH - Minimum yield strength (MPa) | 355 | 345 | 335 | 325 | 315 | 295 | 285 | 275 |
| KV - Impact energy (J) longitud., (+N) | +20° 55 |
0° 47 |
-10° 43 |
-20° 40 |
| KV - Impact energy (J) transverse, (+N) | +20° 31 |
0° 27 |
-10° 24 |
-20° 20 |
| Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 63 | 63 - 80 | 80 - 200 | 200 - 250 |
| A - Min. elongation Lo = 5,65 √ So (%) | 22 | 22 | 22 | 21 | 21 | 21 |
Equivalent grades of steel S355N (1.0545)
Warning! Only for reference
| EU EN |
USA - |
Germany DIN,WNr |
France AFNOR |
England BS |
European old EN |
Italy UNI |
Spain UNE |
China GB |
Sweden SS |
Russia GOST |
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