 |
| |||
| quality class (метизов translator911) | |||
| strength class; strength grade (материала); strength grade | |||
| steel grade (perepelitsaN) | |||
| strength index; property class (для болтов и гаек itanev); resistance class (болтов dessy); quality grade (для крепежных изделий Харламов); grade (у болтов, винтов и пр. pelipejchenko) | |||
| quality class | |||
| |||
| strength class (бетона) | |||
|
класс прочности : 14 phrases in 7 subjects |
| Construction | 6 |
| General | 1 |
| Oil and gas | 2 |
| Oil and gas technology | 1 |
| Production | 2 |
| Road works | 1 |
| Technology | 1 |