
Ferroalloys — Sampling and sample preparation for chemical analysis — Part 1: Ferrochromium, ferrosilicochromium, ferrosilicon, ferrosilicomanganese, ferromanganese
NORMA vydaná dňa 3.12.1987
Označenie normy: ISO 4552-1:1987
Dátum vydania normy: 3.12.1987
Počet strán: 7
Približná hmotnosť: 21 g (0.05 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy ISO
Description / Abstract: This part of ISO 4552 specifies the methods for sampling and sample preparation for the determination of the chemical composition of a consignment of the listed ferroalloys. For the purpose of sampling, ferrochromium is subdivided into non-crushable and crushable alloys.