Сплавы литейные стоматологические с содержанием драгоценных металлов более 25 и менее 75%
Название (англ.):
Dental casting alloys with noble metal content of 25 % up to but not including 75 %
Описание (англ.):
Specification of requirements and test methods for and classification of dental casting alloys mentioned above. This standard applies to casting alloys intended for making dental restorations and appliances. It does not apply to alloys intended for use as the substructure of a ceramic-to-metal restoration. Specific qualitative and quantitative requirements for freedom from biological hazard are not included.
Заменён стандартами:
ISO 8891(1993.12)
Дата введения:
01.02.90
Дата отмены:
01.12.93
Нормативные ссылки:
DIN 13906-2-1982, EQV*EN 28891-1991, EQV*DIN EN 28891-1991, EQV*NF S91-218(1991/AFNOR), EQV*BS 6042(1990/BSI), EQV*NF EN 28891(1991/AFNOR), EQV*NS-ISO 8891(1991/NSF), EQV*SFS-EN 28891(1991/SFS), EQV*OENORM EN 28891(1991/ON), EQV*UNI EN 28891(1992/UNI), EQV*IST L 500(1991/STRI), EQV*EN 28891(1992/IPQ), EQV*NEN-ISO 8891(1992/NNI), EQV*EN 28 891(1992/ITM), EQV*SS-EN 28891(1992/SIS), EQV ISO 6892-1984