Piercing Mandrel Locking During Steel Billet Piercing on a Vertical Piercing Press.

ĎURČÍK, R., PARILÁK, Ľ.: Piercing Mandrel Locking During Steel Billet Piercing on a Vertical Piercing Press, In: Metalurgija, Vol. 53, No. 3, 2014, p. 423, ISSN 0543-5846