10G2A
For the manufacture of seamless hot and cold pipes for pipelines
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Structural steel | Alloyed structural steel |
Chemical composition
| Standard | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | P, % | C, % | S, % |
|---|---|---|---|---|---|---|---|---|
| GOST 30564 - 98 | 0.17–0.37 | 1.2–1.6 | < 0.25 | < 0.2 | < 0.25 | < 0.025 | 0.07–0.15 | < 0.025 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | $$\psi$$, % | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|---|
| Trumpet | GOST 30564 - 98 | 421 | 265 | 21 | |||||
| Pipe billet | DSTU 3-009-2000 | 422 | 50 | 22 | Normalization |
Standards
| Standard | Description |
|---|---|
| GOST 30564 - 98 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Cu | % | Copper |
| Ni | % | Nickel |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| d5 | % | Elongation at break |
| $$\sigma_{Y}$$ | $$MPa$$ | Yield strength |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\psi$$ | % | Reduction in cross section on fracture |