International Organization for Standardization (ISO)
Latest
ISO 657-2:1989
Scope
This first edition as an International Standard constitues a technical revision of ISO Recommendation R 657-2:1968. ISO 657 consists of 21 parts integrating any shapes of sections. ISO 657-2 specifies dimensions of hot-rolled unequal-leg angles.
ISO 657-2:1989 history
1989ISO 657-2:1989 Hot-rolled steel sections; part 2: unequal-leg angles; dimensions