13HFA (13HF)
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Structural steel | Alloyed structural steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | Al, % | P, % | C, % | S, % | N, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TU 1317-006.1-593377520-2003 | < 96 | 0.17–0.4 | 0.4–0.65 | 0.5–0.7 | < 0.25 | < 0.25 | 0.04–0.09 | 0.02–0.05 | < 0.015 | 0.11–0.17 | < 0.015 | < 0.008 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|---|
| Pipes are hot deformed. | TU 1317-233-0147016-02 | 502–686 | 353–519 | 196 | 25 |
Standards
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Cu | % | Copper |
| Ni | % | Nickel |
| V | % | Vanadium |
| Al | % | Aluminium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| 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 |
| $$KCU\cdot 10^{3}$$ | $$\frac{J}{m^2}$$ | Impact toughness |