16GS-W
For the manufacture of seamless hot-rolled pipes for pipelines TPP and NPP.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Structural steel | Low alloy structural steel for welded structures |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | As, % | P, % | C, % | S, % | Mo, % | N, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TU 1310-030-00212179-2007 | 96.857–98.58 | 0.4–0.7 | 0.9–1.2 | < 0.3 | < 0.3 | < 0.3 | < 0.08 | < 0.03 | 0.14–0.18 | < 0.035 | < 0.15 | < 0.012 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | $$\psi$$, % | $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|---|---|
| Pipes are hot deformed. | TU 1310-030-00212179 | 490–635 | 275 | 40 | 590 | 18 |
Standards
| Standard | Description |
|---|---|
| TU 1310-030-00212179-2007 | TU |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Cu | % | Copper |
| Ni | % | Nickel |
| As | % | Arsenic |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Mo | % | Molybdenum |
| N | % | Nitrogen |
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 |
| $$KCU\cdot 10^{3}$$ | $$\frac{J}{m^2}$$ | Impact toughness |