METHOD FOR FORMING A STEEL CONTAINER, SUCH AS A PRESSURE SUPPRESSING CONTAINER, AND EQUIPMENT FOR FORMING A STEEL CONTAINER, SUCH AS A PRESSURE SUPPRESSING CONTAINER

摘要

method for forming a steel container such as a pressure bearing container, equipment for forming a steel container such as a pressure bearing container, and steel container or a steel container preform. The invention relates to a method for forming a steel container (1) having a rolled open end, comprising the steps of: i) providing a steel cup (11); ii) deep stamping of the steel cup (11) into a stamping container preform (12); iii) stamping the body walls of the stamped container preform; and iv) winding an open end of the stamped container preform by forming a pre-winding (16) and by winding the pre-winding (16) in the form of an elongated winding (19) to equipment for forming a pre-winding container. steel (1), and to such a steel container (1) and its preform