NA 021
DIN Standards Committee Iron and Steel
Standards
[Withdrawn]
DIN 17223-2
DIN 17223-2
Round Spring Steel Wire, Quality Specifications; Quenched and Tempered Spring Wire and Quenched and Tempered Valve Spring Wire Made of Unalloyed Steels
Title (German)
Runder Federstahldraht, Gütevorschriften; Vergüteter Federdraht und vergüteter Ventilfederdraht aus unlegierten Stählen