Method for arranging a bend in a plate

摘要

The invention relates to a method for arranging a bend in a plate, which method comprises the steps of: providing a steel plate; folding the plate into a U-shaped gutter (1), wherein the plate comprises a bottom surface (2) and two parallel upright side surfaces (3,4); locally heating at least one continuous area of at least one of the upright side surfaces to substantially above 700 DEG C.