DDL OMNI engineering personnel have made significant contributions
to the development and certification of new alloys for critical
U.S. Navy ship and submarine systems and to the timely and
successful resolution of significant metal alloy misapplication
and welding problems. DDL OMNI expertise includes metallurgy
of high strength marine alloys, welding, fracture and fatigue
analysis and structural integrity assessments.
Fracture and Fatigue Analyses of Underwater Wet Welds
 
Structural Integrity Assessments of Submarine Pressure Boundary
Components
Hydrogen Assisted Cracking in High Strength Steel Welds
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