ISO 21988:2006
Abrasion-resistant cast irons - Classification
- Standard No.
- ISO 21988:2006
- Release Date
- 2006
- Published By
- International Organization for Standardization (ISO)
- Latest
- ISO 21988:2006
- Scope
- This International Standard defines the grades of abrasion-resistant white cast irons. It specifies the grades in terms of: — chemical composition; — hardness. The types of abrasion-resistant white cast irons covered by this International Standard are: a) unalloyed or low alloy cast irons; b) nickel-chromium cast irons covering two general types: 4 % Ni 2 % Cr cast irons; 9 % Cr 5 % Ni cast irons; c) high chromium cast irons covering five ranges of chromium content: Cr> 11 % tos; 14%; Cr>14%to< 18%; Cr>18%to<23%; Cr>23%to^30%; Cr > 30 % to ^ 40 %.
ISO 21988:2006 Referenced Document
- ISO 6506-1 Metallic materials - Brinell hardness test - Part 1: Test method*， 2014-10-01 Update
- ISO/TR 15931 Designation system for cast irons and pig irons
ISO 21988:2006 history
- 2006 ISO 21988:2006 Abrasion-resistant cast irons - Classification
