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Method for shaping circular cross-section structural elements, particularly made of aluminium, with constant or variable cross-section along their axis and high slenderness ratio, the structural element made in this way as well as the appliance to employ
Method for shaping circular cross-section structural elements, particularly made of aluminium, with constant or variable cross-section along their axis and high slenderness ratio, the structural element made in this way as well as the appliance to employ
