| |||
American National screw thread | |||
Sellers' thread | |||
American standard thread | |||
US standard thread |
американская нормальная резьба: 19 phrases in 7 subjects |
Drilling | 1 |
General | 2 |
Mechanic engineering | 3 |
Oil / petroleum | 1 |
Pipelines | 4 |
Polymers | 1 |
Rail transport | 7 |