PRE-STRESSED STEEL SHEET AND METHOD OF MANUFACTURING SAME

• Main Author: LEE, Jae-Yik
• Format: Patent
• Language: English; French; German
• Published: 19.10.2022
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

The present invention relates to a pre-stressed steel sheet and a method for manufacturing same.An embodiment of the present invention provides a pre-stressed steel sheet comprising: a base material; and a plurality of weld lines formed on the base material, wherein the average spacing between each...