: NASA HR-2 is a mature and viable candidate for critical aerospace hardware, successfully combining printability with robust mechanical performance in hydrogen-rich atmospheres.
: Detailing the laser parameters used to achieve high densification levels. hr2.zip
: Data confirms that high-pressure hydrogen has minimal influence on the alloy’s fracture elongation (34–36%), demonstrating superior resistance to embrittlement compared to standard alloys. : NASA HR-2 is a mature and viable
: The alloy maintains an ultimate tensile stress of approximately 165 ksi. hr2.zip