| Subject | English | Thesaurus |
| mil., abbr. | Armed Services Electron Tube Committee | ASETC |
| energ.ind., abbr. | Boiler Tube Failure Reduction Program/Cycle Chemistry Improvement Program | BTFRP/CCIP |
| abbr., pipes., tradem. | Central Steel Tube Co. | CST (США) |
| abbr., pipes., tradem. | Indonesian National Steel Tube Co. | Inastu (Индонезия) |
| abbr., pipes., tradem. | Metal Rolling and Tube Co. Pvt. Ltd. | MRT (ЮАР) |
| abbr., pipes., tradem. | Middle East Tube Co. Ltd. | Metco (Израиль) |
| abbr., pipes., tradem. | Pacific Tube Co. | Patco (США) |
| el. | shadow-mask tube | shadow mask tube |
| abbr., pipes., tradem. | Welded Tube Co. of America | Welco (США) |
