POST-FORMING METHOD AND APPARATUS

摘要

One aspect of the invention concerns a metallic bar or post (15) comprising a longitudinal axis; a spine (16) extending along the longitudinal axis; and at least three interconnected arms (17-19), each of which extends along the spine (16) and generally radially from the spine (16), with a free end (20-22) of each said arm (17-19) being tapered in the direction of the free end (20-22) to the spine (16). Other aspects of the invention concern a roll stand and rolling mill for forming the bar or post (15).