Characteristics steel S355J2
Steel grade S355J2 is an unalloyed welded structural steel with guaranteed impact work at a temperature of -20ºС.
Classification: Low-carbon steel.
Products: Flat and long products, as well as semi-finished products used to make them.
Chemical composition of steel S355J2 according to ladle sample in accordance with GOST 10025-2, %
|
Product thickness |
C |
Si |
Mn |
P |
S |
Cu |
|
≤40 |
≤0.20 |
≤0.55 |
≤1.60 |
≤0.025 |
≤0.025 |
≤0.55 |
|
>40 |
≤0.22 |
≤0.55 |
≤1.60 |
≤0.025 |
≤0.025 |
≤0.55 |
Mechanical properties of steel S355J2
|
Nominal thickness, mm |
Minimum yield strength, MPa |
Strength limit, MPa |
|
<3 |
355 |
510-680 |
|
≥3 ≤ 16 |
355 |
470-630 |
|
> 16 ≤ 40 |
345 |
470-630 |
|
> 40 ≤ 63 |
335 |
470-630 |
|
> 63 ≤ 80 |
325 |
470-630 |
|
> 80 ≤ 100 |
315 |
470-630 |
|
> 100 ≤ 150 |
295 |
450-600 |
|
> 150 ≤ 200 |
285 |
450-600 |
|
> 200 ≤ 250 |
275 |
450-600 |
|
> 250 ≤ 400 |
265 |
450-600 |
Steel S235J2 analogues
|
US |
A656 |
|
Germany |
St52-3N |
|
Japan |
SS490YA |
|
Europe (outdated) |
S355J2G4 |
|
China |
Q345D |
|
Sweden |
2134-01 |
Application
Steel grade S355J2 is characterised by an optimal set of mechanical characteristics, which determines its widespread use when manufacturing metal structures and products for construction and machine building purposes. It is used in industrial and civil engineering, as well as in the construction of oil and gas platforms, other offshore structures, power transmission towers and other metal structures. Steel S355J2 is actively used to manufacture elements of heavy ground and underground equipment (bulldozers, excavators and dump trucks), railway wagons and agricultural machinery.
Welding
Steel grade S355J2 has good weldability both with and without heating.
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