United States, May 14 -- ABS and HD Hyundai Heavy Industries (HHI) signed a memorandum of understanding (MoU) on May 13, 2025, to collaborate on joint development projects for international naval shipbuilding, according to ABS's release.The agreement aims to secure approval in principle from ABS for three HHI naval ship designs: the HDA-24000 Auxiliary Logistic Support Ship, the HDF-3200 Frigate, and the HDP-2200 Offshore Patrol Vessel. ABS will apply its goal-based and prescriptive requirements to evaluate these designs, ensuring compliance with international standards for naval vessels.The collaboration is intended to support fleets for the United States and allied nations. The MoU was signed during the Sea Air Space 2025 exposition in Wa...