ISO/TR 4949:1989 PDF
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Steel names based on letter symbols
This Technical report of type 2 gives a survey of a designation system for steel selected for use in International Standards. This survey is intended as a base for further unification.
| Edition | 1989 |
|---|---|
| Published Date | 1989 |
| Published By | International Standardization Organisation/Technical Reference |
| Page Count | 12 |
