Exxonmobil Research and Engineering Company

Posco

Poseo

Exxonmobil Technology and Engineering Company

Xin Yue

Douglas Paul Fairchild

Hyunwoo Jin

Andrew J Wasson

Sangchul Lee

Bongkeun Lee

Jongsub Lee

IlWook Han

Ning Ma

Timothy D Anderson

IIWook Han

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 <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 the balance comprising iron.

Field girth welding technology for high manganese steel slurry pipelines

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 &#x2264; about 2.0 wt %; nickel in an amount of &#x2264; about 10 wt %; silicon in an amount of &#x2264; about 0.7 wt %; sulfur in an amount of &#x2264; about 100 ppm; phosphorus in an amount of &#x2264; about 200 ppm; and a balance comprising iron. In an embodiment, the composition has an austenitic microstructure.

Field dissimilar metal welding technology for enhanced wear resistant high manganese steel

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 &#x2264; about 6 wt %; molybdenum in an amount of &#x2264; about 4 wt %; nickel in an amount of &#x2264; about 5 wt %; silicon in an amount of about 0.4 wt % to about 1.0 wt %; sulfur in an amount of &#x2264; about 200 ppm; phosphorus in an amount of &#x2264; about 200 ppm; and a balance including iron. In an embodiment, the composition has an austenitic phase.

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Spring, TX, United States of America

Xin Yue