Method for producing beam blank for universal beam

Details Method for producing beam blank for universal beam Method for producing beam blank for universal beam

1982-06-10

1983-12-20

Husar, Francis S.

Metal deforming

By use of roller or roller-like tool-element

Plural passes spaced along axis of one roller of tool-couple

72225, 72234, B21B 110

Patent

active

044209614

ABSTRACT:
A rough rolling process for forming a beam blank for a universal beam from a flat slab, comprises the steps of making a triangular slit of a predetermined apical angle in each of longitudinal side edges of said flat slab and gradually deepening said slit with the apical angle thereof fixed; and widening the slit after the depth of said slit has reached a predetermined value.

REFERENCES:
patent: 4086801 (1978-05-01), Nakajima et al.
patent: 4362041 (1982-12-01), Nakanishi et al.

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