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1.发明申请公开(公告)号：US20170312861A1
公开(公告)日：2017-11-02
申请号：US15584860
申请日：2017-05-02
发明人： HyunWoo Jin , Ning Ma , Adnan Ozekcin , Andrew J. Wasson , Douglas P. Fairchild , IlWook Han , Sangchul Lee , Bongkeun Lee , Jongsub Lee
IPC分类号： B23K35/30 , C22C38/44 , C22C38/42 , C22C38/02 , C22C38/00 , B23K35/02 , B23K9/23 , C22C38/58 , B23K9/18
CPC分类号： B23K35/3073 , B23K9/186 , B23K9/23 , B23K35/0261 , C22C38/002 , C22C38/02 , C22C38/42 , C22C38/44 , C22C38/58
摘要： Improved steel welds, article for making the same, and methods of making the same are provided. The present disclosure provides advantageous erosion, corrosion and/or cracking resistant weld metal. More particularly, the present disclosure provides high manganese (Mn) weld metal compositions having enhanced erosion, corrosion and/or cracking resistance, articles for the production of the high manganese weld metal compositions having enhanced erosion, corrosion, and/or cracking resistance, and methods for fabricating high manganese weld metal compositions having enhanced erosion, corrosion and/or cracking resistance.
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2.发明公开公开(公告)号：US20240157486A1
公开(公告)日：2024-05-16
申请号：US18421516
申请日：2024-01-24
申请人： POSCO Co.,Ltd.
发明人： HyunWoo Jin , Ning Ma , Adnan Ozekcin , Andrew J. Wasson , Douglas P. Fairchild , IIWook Han , Sangchul Lee , Bongkeun Lee , Jongsub Lee
IPC分类号： B23K35/30 , B23K9/18 , B23K9/23 , B23K35/02 , C22C38/00 , C22C38/02 , C22C38/42 , C22C38/44 , C22C38/58
CPC分类号： B23K35/3073 , B23K9/186 , B23K9/23 , B23K35/0261 , C22C38/002 , C22C38/02 , C22C38/42 , C22C38/44 , C22C38/58
摘要： 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.
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公开(公告)号：US20180021895A1
公开(公告)日：2018-01-25
申请号：US15584794
申请日：2017-05-02
发明人： Andrew J. Wasson , Timothy D. Anderson , Douglas P. Fairchild , Xin Yue , HyunWoo Jin , Ning Ma , IIWook Han , Sangchul Lee , Bongkeun Lee , Jongsub Lee
IPC分类号： B23K35/30 , B23K35/38 , C22C38/44 , C22C38/58 , C22C38/50 , C22C38/48 , B23K35/02 , B23K9/16
CPC分类号： B23K35/3073 , B23K9/025 , B23K9/09 , B23K9/16 , B23K9/173 , B23K9/23 , B23K35/0261 , B23K35/383 , B23K2103/04 , C21D2211/001 , C22C38/02 , C22C38/22 , C22C38/38 , C22C38/44 , C22C38/48 , C22C38/50 , C22C38/58
摘要： The present disclosure relates to a welding composition for joining high manganese steel base metals and methods of applying the same. The composition includes: carbon in a range of about 0.4 wt % to about 0.8 wt %; manganese in a range of about 18 wt % to about 24 wt %; chromium in an amount of ≦about 6 wt %; molybdenum in an amount of ≦about 4 wt %; nickel in an amount of ≦about 5 wt %; silicon in an amount of about 0.4 wt % to about 1.0 wt %; sulfur in an amount of ≦about 200 ppm; phosphorus in an amount of ≦about 200 ppm; and a balance including iron. In an embodiment, the composition has an austenitic phase.
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公开(公告)号：US11883906B2
公开(公告)日：2024-01-30
申请号：US16672960
申请日：2019-11-04
发明人： HyunWoo Jin , Ning Ma , Adnan Ozekcin , Andrew J. Wasson , Douglas P. Fairchild , IIWook Han , Sangchul Lee , Bongkeun Lee , Jongsub Lee
IPC分类号： B23K35/02 , B23K35/30 , B23K9/18 , B23K9/23 , C22C38/00 , C22C38/02 , C22C38/42 , C22C38/44 , C22C38/58
CPC分类号： B23K35/3073 , B23K9/186 , B23K9/23 , B23K35/0261 , C22C38/002 , C22C38/02 , C22C38/42 , C22C38/44 , C22C38/58
摘要： A metal cored wire for submerged arc welding, the wire comprising a steel sheath with a core comprising powders of: carbon in a range of about 0.3 wt. % to about 1.2 wt. %; silicon in a range of about 0.1 wt. % to about 3.0 wt. %; manganese in a range of about 9.0 wt. % to about 30 wt. %; chromium in an amount less than about 8 wt. %; nickel in an amount less than about 6 wt. %; molybdenum in an amount less than about 6 wt. %; tungsten in an amount less than about 5 wt. %; copper in an amount less than about 4 wt. %; niobium in an amount less than about 2 wt. %; vanadium in an amount less than about 2 wt. %; titanium in an amount less than about 2 wt. %; nitrogen in an amount less than about 0.4 wt. %; boron in an amount less than about 1 wt. %; at least one of: (i) sulfur in an amount less than about 0.3 wt. %; (ii) phosphorous in an amount less than about 0.03 wt. %; or a combination thereof; and the balance with iron.
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5.发明申请公开(公告)号：US20170312862A1
公开(公告)日：2017-11-02
申请号：US15584835
申请日：2017-05-02
发明人： Andrew J. Wasson , Douglas P. Fairchild , HyunWoo Jin , Xin Yue , IIWook Han , Sangchul Lee , Bongkeun Lee , Jongsub Lee
CPC分类号： B23K35/38 , B23K9/232 , B23K2103/08 , B23K2103/15 , C22C19/00 , C22C22/00 , C22C28/00 , C22C30/00
摘要： The present disclosure relates to a welding composition for joining high manganese steel base metals to low carbon steel base metals, as well as systems and methods for the same. The composition includes: carbon in a range of about 0.1 wt % to about 0.4 wt %; manganese in a range of about 15 wt % to about 25 wt %; chromium in a range of about 2.0 wt % to about 8.0 wt %; molybdenum in an amount of ≦ about 2.0 wt %; nickel in an amount of ≦ about 10 wt %; silicon in an amount of ≦ about 0.7 wt %; sulfur in an amount of ≦ about 100 ppm; phosphorus in an amount of ≦ about 200 ppm; and a balance comprising iron. In an embodiment, the composition has an austenitic microstructure.
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公开(公告)号：US20200086431A1
公开(公告)日：2020-03-19
申请号：US16670494
申请日：2019-10-31
发明人： Andrew J. Wasson , Timothy D. Anderson , Douglas P. Fairchild , Xin Yue , HyunWoo Jin , Ning Ma , IlWook Han , Sangchul Lee , Bongkeun Lee , Jongsub Lee
IPC分类号： B23K35/30 , C22C38/58 , C22C38/50 , C22C38/48 , C22C38/44 , B23K35/38 , B23K35/02 , B23K9/16 , C22C38/02 , C22C38/38 , C22C38/22 , B23K9/09 , B23K9/173 , B23K9/23 , B23K9/025
摘要： Welding compositions for high manganese steel base metals, the composition comprising: carbon in a range of about 0.4 wt % to about 0.8 wt %; manganese in a range of about 18 wt % to about 24 wt %; chromium in an amount of about 6 wt %; molybdenum in an amount of about
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7.发明授权公开(公告)号：US11130204B2
公开(公告)日：2021-09-28
申请号：US15584835
申请日：2017-05-02
发明人： Andrew J. Wasson , Douglas P. Fairchild , HyunWoo Jin , Xin Yue , IlWook Han , Sangchul Lee , Bongkeun Lee , Jongsub Lee
IPC分类号： B23K35/00 , C22C38/58 , B23K35/30 , C22C38/02 , C22C38/22 , C22C38/44 , C22C38/48 , C22C38/50 , C22C38/38 , B23K9/23 , B23K35/38 , B23K35/02
摘要： The present disclosure relates to a welding composition for joining high manganese steel base metals to low carbon steel base metals, as well as systems and methods for the same. The composition includes: carbon in a range of about 0.1 wt % to about 0.4 wt %; manganese in a range of about 15 wt % to about 25 wt %; chromium in a range of about 2.0 wt % to about 8.0 wt %; molybdenum in an amount of ≤ about 2.0 wt %; nickel in an amount of ≤ about 10 wt %; silicon in an amount of ≤ about 0.7 wt %; sulfur in an amount of ≤ about 100 ppm; phosphorus in an amount of ≤ about 200 ppm; and a balance comprising iron. In an embodiment, the composition has an austenitic microstructure.
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8.发明申请公开(公告)号：US20200086432A1
公开(公告)日：2020-03-19
申请号：US16672960
申请日：2019-11-04
发明人： HyunWoo Jin , Ning Ma , Adnan Ozekcin , Andrew J. Wasson , Douglas P. Fairchild , IIWook Han , Sangchul Lee , Bongkeun Lee , Jongsub Lee
IPC分类号： B23K35/30 , C22C38/58 , C22C38/44 , C22C38/42 , C22C38/02 , C22C38/00 , B23K35/02 , B23K9/23 , B23K9/18
摘要： A metal cored wire for submerged arc welding, the wire comprising a steel sheath with a core comprising powders of: carbon in a range of about 0.3 wt. % to about 1.2 wt. %; silicon in a range of about 0.1 wt. % to about 3.0 wt. %; manganese in a range of about 9.0 wt. % to about 30 wt. %; chromium in an amount less than about 8 wt. %; nickel in an amount less than about 6 wt. %; molybdenum in an amount less than about 6 wt. %; tungsten in an amount less than about 5 wt. %; copper in an amount less than about 4 wt. %; niobium in an amount less than about 2 wt. %; vanadium in an amount less than about 2 wt. %; titanium in an amount less than about 2 wt. %; nitrogen in an amount less than about 0.4 wt. %; boron in an amount less than about 1 wt. %; at least one of: (i) sulfur in an amount less than about 0.3 wt. %; (ii) phosphorous in an amount less than about 0.03 wt. %; or a combination thereof; and the balance with iron.
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