LR4
Cast iron foundry refined magnesium.
According to GOST 4832−95, the content of manganese iron is divided into 3 groups: Group I ≤ 0.30%, Group II 0.30−0.50%, Group III 0.50−1.00%; the content of phosphorus is divided into 2 classes: class, A ≤0,080%, class B ≤ 0.12%; the sulfur content is divided into 2 categories: Category 1 ≤0.0050%, Category 2 ≤0.010% .
For further smelting in iron foundries in the production of castings.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Cast iron | Foundry cast iron |
Chemical composition
| Standard | Fe, % | Si, % | Mg, % | Mn, % | Cr, % | Ti, % | V, % | Al, % | Pb, % | P, % | C, % | S, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 4832-95 | 90.711–92.111 | 2–2.4 | < 0.019 | < 1 | < 0.04 | < 0.06 | < 0.05 | < 0.005 | < 0.005 | < 1.2 | 3.5–4.5 | < 0.01 |
Note: n: Group I <0.3 Group II 0.3 - 0.5 Group III 0.5 - 1.0
Note: P: Class A <0.08 Class B <0.12
Note: S: Category 1: <0.005 Category 2: <0.01
Information on suppliers
Physical characteristics
| Temperature, °C | $$\rho$$, $$\frac{kg}{m^3}$$ |
|---|---|
| 20 | 7460 |
Standards
| Standard | Description |
|---|---|
| GOST 4832-95 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mg | % | Magnesium |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ti | % | Titan |
| V | % | Vanadium |
| Al | % | Aluminium |
| Pb | % | Lead |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
Description of physical characteristics
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\rho$$ | $$\frac{kg}{m^3}$$ | The density of the material |