20860
Hardness 20860 Grade hot-rolled. (GOST 11036−75) HB 10 -1 = 131 MPa
For use in magnetic circuits of the electrical apparatus and appliances
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Electrical steel | Unalloyed electrical steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cu, % | P, % | C, % | S, % |
|---|---|---|---|---|---|---|---|
| GOST 11036-75 | 99.1–99.5 | < 0.3 | < 0.3 | < 0.3 | < 0.02 | < 0.035 | < 0.03 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\psi$$, % | d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|
| Variety hot rolled. | GOST 11036-75 | 270 | 60 | 24 | ||||
| The variety is calibrated. | GOST 11036-75 | 350 | 4 |
Magnetic properties
| Rolling | Dimensions, $$mm$$ | $$H_c$$, $$A/m$$ | $$B_{500}$$, $$T$$ | $$B_{1000}$$, $$T$$ | $$B_{2500}$$, $$T$$ | $$B_{5000}$$, $$T$$ | $$B_{10000}$$, $$T$$ | $$B_{30000}$$, $$T$$ |
|---|---|---|---|---|---|---|---|---|
| Grade | 60 | 1.4 | 1.5 | 1.6 | ||||
| Sheet | 0.1–3.9 | 60 | 1.38 | 1.5 | 1.62 | 1.71 | 1.81 | 2.05 |
Brinell hardness number
| Rolling | Standard | Classifiers | Value, HBW |
|---|---|---|---|
| Variety hot rolled. | GOST 11036-75 | 1310 |
Standards
| Standard | Description |
|---|---|
| GOST 11036-75 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cu | % | Copper |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| d5 | % | Elongation at break |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\psi$$ | % | Reduction in cross section on fracture |
Description of magnetic properties
| Parameter | Units of measurement | Description |
|---|---|---|
| Dimensions | $$mm$$ | |
| $$H_c$$ | $$A/m$$ | Magnetic coercivity (not more) |
| $$B_{500}$$ | $$T$$ | Magnetic induction (not less) in a magnetic field while magnetic field strength is 500 A/m |
| $$B_{1000}$$ | $$T$$ | Magnetic induction (not less) in a magnetic field while magnetic field strength is 1000 A/m |
| $$B_{2500}$$ | $$T$$ | Magnetic induction (not less) in a magnetic field while magnetic field strength is 2500 A/m |
| $$B_{5000}$$ | $$T$$ | Magnetic induction (not less) in a magnetic field while magnetic field strength is 5000 A/m |
| $$B_{10000}$$ | $$T$$ | Magnetic induction (not less) in a magnetic field while magnetic field strength is 10000 A/m |
| $$B_{30000}$$ | $$T$$ | Magnetic induction (not less) in a magnetic field while magnetic field strength is 30000 A/m |