Niobium NB 1
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | Нб 1 |
| Designation GOST Latin | Hb 1 |
| Transliteration | Nb 1 |
| The chemical elements | Nb 1 |
Description
Niobium NB 1 applies: for the production of niobium ingots, intended for the manufacture of semifinished products of alloys based on niobium and for other purposes.
Standards
| Name | Code | Standards |
|---|---|---|
| Non-ferrous metals, including rare metals, and their alloys | В51 | GOST 16099-80 |
| Sheets and stripes | В53 | TU 48-19-284-84 |
Chemical composition
| Standard | C | Si | Fe | N | Ti | Nb | O | Ta | H |
|---|---|---|---|---|---|---|---|---|---|
| GOST 16099-80 | ≤0.01 | ≤0.005 | ≤0.005 | ≤0.01 | ≤0.005 | The rest | ≤0.01 | ≤0.1 | ≤0.001 |
Nb is the basis.
According to GOST 16099-80, the total mass fraction of tungsten and molybdenum is ≤ 0.010%.
According to GOST 16099-80, the total mass fraction of tungsten and molybdenum is ≤ 0.010%.
