NA 021
DIN Standards Committee Iron and Steel
DIN 1652-4 [Withdrawn] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN 3387-1 | 2008-11 | Separable unthreaded pipe connections for metal gas pipes - Part 1: Connections for pipes with smooth ends More |
| DIN 3387-2 | 1991-12 | Tube connections for metallic tubes having flanged ends for gas pipes More |
| SEW 310 | 1992-08 | Physikalische Eigenschaften von Stählen More |
