Designation
| Name |
The value |
| Designation GOST Cyrillic |
20ХГС2 |
| Designation GOST Latin |
20XGC2 |
| Transliteration |
20HGS2 |
| By chemical elements |
20CrMnС2 |
Description
20KHGS2 steel is used: for the manufacture of reinforcement steel classes At1000 and At1000k, designed for conventional reinforcement and prestressed concrete structures.
Note
Steel low alloy structural manganese.
Standards
| Name |
Code |
Standards |
| Bars and shapes |
В22 |
GOST 10884-94 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
As |
| GOST 10884-94 |
0.17-0.22 |
≤0.04 |
≤0.04 |
1-1.5 |
0.8-1.2 |
1.7-2.4 |
≤0.3 |
Rest |
≤0.3 |
≤0.08 |
Fe is the basis.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
| Reinforcing steel in the delivery state according to GOST 10884-94 (the Holy column of the delivery condition specified strength grade and temperature of electrical heating) |
| 10-32 |
≥1000 |
≥1250 |
≥7 |
Description mechanical marks
| Name |
Description |
| sT|s0,2 |
Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σU |
Limit short-term strength |
| d5 |
Elongation after rupture |
Technological properties
| Name |
The value |
| Weldability |
Welded without any restrictions. |
