NORMSERVIS s.r.o.

STN ISO 797 (420672)

Aluminium and aluminium alloys. Determination of silicon. Gravimetric method

STANDARD published on 1.11.1992

Czech -
Print design (ON REQUEST)

The information about the standard:

Designation standards: STN ISO 797
Classification mark: 420672
Catalog number: 62004
Publication date standards: 1.11.1992
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Slovak technical standard
Category: Technical standards STN

Annotation of standard text STN ISO 797 (420672):

Tato mezinarodni norma urcuje gravimetrickou metodu pro stanoveni kremiku v hliniku a ve slitinach hliniku. Tato metoda je pouzitelna pro stanoveni obsahu kremiku od 0,3 procent vyse. Tato metoda neni plne pouzitelna v nasledujicich specialnich pripadech, pro ktere by mela byt upravena tak, jak je popsano v priloze A nebo v priloze B. a) slitiny hlinik-kremik (obsah kremiku vyssi nez 3 procenta) a slitiny horcik-hlinik (viz. priloha A); b) slitiny hliniku, obsahujici cin nebo antimon (viz priloha B).