ISO/TC 226
| Projekta Nr. | ISO 20292:2009 |
|---|---|
| Nosaukums | <p>ISO 20292:2009 covers materials for the production of primary aluminium.</p> <p>ISO 20292:2009 specifies a method for the determination of the resistance of dense refractory bricks to cryolite melt with excess sodium fluoride.</p> |
| Reģistrācijas numurs (WIID) | 39359 |
| Darbības sfēra | <p>ISO 20292:2009 covers materials for the production of primary aluminium.</p> <p>ISO 20292:2009 specifies a method for the determination of the resistance of dense refractory bricks to cryolite melt with excess sodium fluoride.</p> |
| Statuss | Standarts spēkā |
| ICS grupa | 71.060.50 71.100.10 |