The welding of dissimilar metal joints in new and retrofit power plant boiler tubing has long proved challenging. New plants designed to operate at higher temperatures and pressures require advanced ...

Gallium is a highly useful element that has accompanied the advancement of human civilization throughout the 20th century. Gallium is designated as a technologically critical element, as it is ...

Filler metal A showed 50% of its grain boundary area cracked, while filler metal B had 90% of its fusion zone grain boundaries cracked, evinced by the presence of 10-500-μm cracks on the grain ...