St1kp
details of the high viscosity and low hardness, anchor bolts connecting the casing, irresponsible fittings, rivets and boiler connection
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Structural steel | Carbonaceous structural steel of ordinary quality |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | As, % | P, % | C, % | S, % | N, % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 380-2005 | 98.248–99.69 | < 0.05 | 0.25–0.5 | < 0.3 | < 0.3 | < 0.3 | < 0.08 | < 0.04 | 0.06–0.12 | < 0.05 | < 0.012 |
Information on suppliers
Physical characteristics
| Temperature, °C | $$\rho$$, $$\frac{kg}{m^3}$$ |
|---|---|
| 20 | 7850 |
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{P}$$, $$MPa$$ | $$\epsilon_L$$, % | $$\psi$$, % | Treatment |
|---|---|---|---|---|---|---|---|---|---|
| Hire | GOST 535-2005 | 305–390 | 165–195 | 32–35 | |||||
| Rod | GOST 30136-95 | 420–470 | 66–68 |
Brinell hardness number
Analogues
| Germany | USA |
|---|---|
| S185 | A283 |
Standards
| Standard | Description |
|---|---|
| GOST 380-2005 |
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 |
| N | % | Nitrogen |
Description of physical characteristics
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\rho$$ | $$\frac{kg}{m^3}$$ | The density of the material |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\sigma_{P}$$ | $$MPa$$ | Proportionality limit |
| $$\epsilon_L$$ | % | Elongation at break (longitudinal) |
| $$\psi$$ | % | Reduction in cross section on fracture |