Designation
| Name |
The value |
| Designation GOST Cyrillic |
С440Д |
| Designation GOST Latin |
C440D |
| Transliteration |
S440D |
| By chemical elements |
- |
Description
S440D 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 rules |
В20 |
GOST 27772-88 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
N |
As |
V |
| GOST 27772-88 |
≤0.2 |
≤0.04 |
≤0.035 |
1.3-1.7 |
≤0.4 |
≤0.6 |
≤0.3 |
Rest |
0.15-0.3 |
0.015-0.025 |
≤0.08 |
0.08-0.14 |
Fe is the basis.
Technological properties
| Name |
The value |
| Weldability |
without restrictions |
