Method of pilger rolling of tubes

Details Method of pilger rolling of tubes Method of pilger rolling of tubes

1977-10-20

1980-05-20

Mehr, Milton S.

Metal deforming

By use of tool acting during relative rotation between tool...

During rotation of work

72208, 72209, 72214, B21B 1706, B21B 1712, B21B 2100

Patent

active

042033098

ABSTRACT:
The method resides in feeding a billet in portions into pilger rolls to be worked therein on a mandrel. The billet being positively turned about the rolling axis both in one direction and in the opposite direction in the course of deformation thereof and in the off-contact time when the billet is not engaged by the rolls.

REFERENCES:
patent: 2264455 (1941-12-01), Pech
patent: 3695076 (1972-10-01), Kochs
patent: 3874212 (1975-04-01), Nosal et al.

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