METHOD FOR MULTI-STATGE MOLDING OF DEEP-DRAWN STEEL SQUARE CAN; DEEP-DRAWN STEEL SQUARE CAN

• Main Authors: NOBA KAZUNORI, YAMADA TERUAKI, YOSHIDA TORU, KOINO MICHIHIRO, KAWAI MASATAKA, ISOGAI EIJI
• Format: Patent
• Language: English
• Published: 24.03.2011
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

PROBLEM TO BE SOLVED: To provide a method for multi-stage molding of a deep-drawn steel can having excellent surface property and to provide a deep-drawn steel can. SOLUTION: The method for multi-stage molding does not substantially include an ironing step in all the drawing steps other than at leas...