The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 29, 2025
Filed:
Jan. 24, 2024
Posco Co., Ltd., Gyeongsangbuk-do, KR;
HyunWoo Jin, Easton, PA (US);
Ning Ma, Whitehouse Station, NJ (US);
Adnan Ozekcin, Bethel Park, PA (US);
Andrew J. Wasson, Spring, TX (US);
Douglas P. Fairchild, Sugar Land, TX (US);
IiWook Han, Pohang, KR;
Sangchul Lee, Pohang, KR;
Bongkeun Lee, Pohang, KR;
Jongsub Lee, Seoul, KR;
POSCO Co., Ltd., Gyeongsangbuk-do, KR;
Abstract
Methods of welding high manganese steel, the methods comprising: supplying at least one piece of high manganese steel; supplying the metal cored wire comprising a steel sheath with a core comprising powders of certain metal and carbon percentages and at least one of: i: sulfur in an amount less than 0.3 wt. %; or ii. phosphorous in an amount less than 0.03 wt. %; or a combination thereof; and the balance with iron; submerging the at least one piece of high manganese steel in a slag and arc stabilizer; and applying a current to the metal cored wire to produce a liquid alloy steel composition on the at least one piece of high manganese steel.