EI445R
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant heat-resistant steel |
Chemical composition
| Standard | Fe, % | Si, % | B, % | Mn, % | Co, % | Cr, % | Ti, % | Cu, % | Ni, % | V, % | Al, % | Ce, % | P, % | C, % | S, % | Nb, % | Mo, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| < 4 | < 0.6 | < 0.01 | < 0.5 | < 0.5 | 17–20 | 2.2–2.8 | < 0.07 | 59.505–71.8 | < 0.2 | 1–1.5 | < 0.01 | < 0.015 | < 0.08 | < 0.01 | < 0.2 | 4–5 | 4–5 |
Information on suppliers
Properties
| Property |
|---|
| Products according to GOST 23705 Vacuum-arc remelting Samples of heat-treated workpieces Diameter:> 16 mm; KCU impact strength at 20 ° C:> 34.3 J / cm2 |
| Products according to GOST 23705 Vacuum-arc remelting Samples from heat-treated blanks Temperature: 20 ° С; Yield strength:> 550 MPa Tensile strength:> 930 MPa Elongation:> 16% Hardness HB: 241 - 341 |
| Products according to GOST 23705 Vacuum-arc remelting Samples of heat-treated workpieces Temperature: 20 ° С Relative narrowing:> 18% Imprint diameter: 3.3 - 3.9 mm |
| Sheet metal according to GOST 24982 Heat-treated products Heat-treated samples Tests at room temperature. Thickness: <3.9 mm; Tensile strength:> 930 MPa Elongation:> 15% |
| Sheet metal according to GOST 24982 Heat-treated products Heat-treated samples Tests at room temperature. Thickness: <3.9 mm; Relative contraction:> 18% Impact strength:> 40 J / cm2 |
| Sheet metal according to GOST 24982 Heat-treated products Heat-treated samples Tests at room temperature. Thickness:> 4 mm; Yield strength:> 550 MPa Tensile strength:> 930 MPa Elongation:> 18% |
| Vacuum-arc remelting Heat-treated products Heat-treated samples Tests at room temperature. Thickness: <3.9 mm; Tensile strength:> 930 MPa Elongation:> 15% |
| Vacuum-arc remelting Heat-treated products Heat-treated samples Tests at room temperature. Thickness: <3.9 mm; Relative contraction:> 18% Impact strength:> 40 J / cm2 |
| Vacuum-arc remelting Heat-treated products Heat-treated samples Tests at room temperature. Thickness:> 4 mm; Yield strength:> 550 MPa Tensile strength:> 930 MPa Elongation:> 18% |
| Elastic modulus (Young's modulus): 240 GPa Density: 8.42 g / cm3 Linear expansion coefficient: 10.8 - 13.7 (10 ^ 6) / ° С Thermal conductivity at 20 ° C: 13.794 W / m * K |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| B | % | Bor |
| Mn | % | Manganese |
| Co | % | Cobalt |
| Cr | % | Chrome |
| Ti | % | Titan |
| Cu | % | Copper |
| Ni | % | Nickel |
| V | % | Vanadium |
| Al | % | Aluminium |
| Ce | % | Cerium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Nb | % | Niobium |
| Mo | % | Molybdenum |
| W | % | Tungsten |