Steel S235
Designation
| Name |
The value |
| Designation GOST Cyrillic |
С235 |
| Designation GOST Latin |
C235 |
| Transliteration |
S235 |
| The chemical elements |
- |
Description
S235 steel is used: for the manufacture of hot-rolled structural shapes (angles, I-beams, channels), sheet, universal broadband rental and roll-formed profiles designed for construction of steel structures with welded and other connections.
Standards
| Name |
Code |
Standards |
| Classification, nomenclature and general norms |
В20 |
GOST 27772-88 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
N |
As |
| GOST 27772-88 |
≤0.22 |
≤0.05 |
≤0.04 |
≤0.6 |
≤0.3 |
≤0.05 |
≤0.3 |
The rest |
≤0.3 |
≤0.008 |
≤0.08 |
Fe is the basis.
According to GOST 27772-88 for steel smelted in electric furnaces, the content of N ≤ 0.012% is allowed.
Mechanical characteristics
| Section, mm |
sT|s0,2, MPa |
σB, MPa |
d5, % |
| Sheet metal in delivery condition |
| 2-3.9 |
≥235 |
≥360 |
≥20 |
| 4-40 |
≥235 |
≥360 |
≥26 |
| Shapes supplied |
| 20-40 |
≥225 |
≥360 |
≥25 |
| 4-20 |
≥235 |
≥360 |
≥26 |
| Universal broadband rental in the state of delivery |
| 20-40 |
≥225 |
≥360 |
≥26 |
| 40-100 |
≥215 |
≥360 |
≥24 |
| 100 |
≥195 |
≥360 |
≥24 |
Description mechanical marks
| Name |
Description |
| Section |
Section |
| sT|s0,2 |
Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σB |
Limit short-term strength |
| d5 |
Elongation after rupture |
Technological properties
| Name |
The value |
| Weldability |
without restrictions |
