Alloy ЖС3ДК
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Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | ЖС3ДК |
| Designation GOST Latin | ZhC3DK |
| Transliteration | GS3DK |
| The chemical elements | FePb3Д |
Description
Alloy ЖС3ДК used: for the production of cast bar billets (LPZ), intended for subsequent remelting and casting parts blades and other shaped castings of gas turbine components.
Note
High-temperature casting Nickel-based alloy.
Standards
| Name | Code | Standards |
|---|---|---|
| Sectional and shaped rolling | В32 | OST 1 90126-85 |
| Non-ferrous metals, including rare metals, and their alloys | В51 | OST 1 90127-85 |
| Bars | В55 | TU 1-92-12-75 |
Chemical composition
| Standard | C | S | P | Mn | Cr | Si | Ni | Fe | Al | B | Ti | Mo | W | Ce | Co |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OST 1 90126-85 | 0.06-0.11 | ≤0.01 | ≤0.015 | ≤0.4 | 11-12.5 | ≤0.4 | The rest | ≤2 | 4-4.8 | ≤0.02 | 2.5-3.2 | 3.8-4.5 | 3.8-4.5 | ≤0.02 | 8-10 |
| OST 1 90127-85 | 0.07-0.12 | ≤0.01 | ≤0.015 | ≤0.4 | 11-14 | ≤0.4 | The rest | ≤2 | 4-4.8 | 0.01-0.02 | 2.5-3.2 | 3.5-5 | 3.5-5 | 0.01-0.02 | 6.5-10 |
Ni is the basis.
According to OST 1 90126-85 the chemical composition is given for the alloy ZhS3DK-VI. Boron and cerium are introduced by calculation and chemical analysis are not determined. In the alloy, the mass fraction of cobalt may be increased to 11.0%.
According to OST 1 90127-85 the chemical composition is given for the alloy ZhS3DK. Boron and cerium are introduced into the metal by calculation and chemical analysis are not determined.
According to OST 1 90126-85 the chemical composition is given for the alloy ZhS3DK-VI. Boron and cerium are introduced by calculation and chemical analysis are not determined. In the alloy, the mass fraction of cobalt may be increased to 11.0%.
According to OST 1 90127-85 the chemical composition is given for the alloy ZhS3DK. Boron and cerium are introduced into the metal by calculation and chemical analysis are not determined.
Mechanical characteristics
| Section, mm | σB, MPa | d5, % | kJ/m2, кДж/м2 |
|---|---|---|---|
| Heating to 1195-1225 °C (vyderžen 3-4 hours), air cooling (OST 1 90126-85) | |||
| ≥930 | ≥7 | ≥294 | |
| Heating to 1195-1225 °C (vyderžen 4 h), cooling air OST 1 90127-85 | |||
| ≥880 | ≥5 | - | |
Description mechanical marks
| Name | Description |
|---|---|
| Section | Section |
| σB | Limit short-term strength |
| d5 | Elongation after rupture |
| kJ/m2 | Toughness |
