Објављен
ISO 21988:2006 defines the grades of abrasion-resistant white cast irons. It specifies the grades in terms of chemical composition and hardness. The types of abrasion-resistant white cast irons covered are unalloyed or low alloy cast irons, nickel-chromium cast irons and high chromium cast irons.
ОБЈАВЉЕН
ISO 21988:2006
90.92
Одлука о измени или ревизији стандарда
27. 11. 2024.