 |
| |||
| British standard pipe taper thread | |||
| нормальная коническая трубная резьба: 12 phrases in 6 subjects |
| Drilling | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 5 |
| Pipelines | 1 |
| Polymers | 1 |
|
| |||
| British standard pipe taper thread | |||
| нормальная коническая трубная резьба: 12 phrases in 6 subjects |
| Drilling | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 5 |
| Pipelines | 1 |
| Polymers | 1 |