 |
| |||
| thread National standard straight pipe thread | |||
| американская нормальная цилиндрическая резьба: 6 phrases in 4 subjects |
| General | 1 |
| Mechanic engineering | 1 |
| Pipelines | 3 |
| Polymers | 1 |
|
| |||
| thread National standard straight pipe thread | |||
| американская нормальная цилиндрическая резьба: 6 phrases in 4 subjects |
| General | 1 |
| Mechanic engineering | 1 |
| Pipelines | 3 |
| Polymers | 1 |