Start With the Requirement, Not the Grade Number.
Grade 2 is commonly selected when corrosion resistance, formability and general industrial performance are priorities. Grade 5 Ti-6Al-4V is typically considered when higher strength-to-weight performance is needed.
FACTORGRADE 2GRADE 5DESIGN NOTE
StrengthModerateHigherConfirm required mechanical properties against the governing specification.
FormabilityGenerally easier to formMore demandingConsider geometry and forming route early.
CorrosionExcellentExcellentEnvironment and service chemistry remain decisive.
Typical useIndustrial, chemical, marineAerospace, medical, high-performance componentsApplication and certification requirements may narrow the choice.
This guide is a selection aid, not a substitute for the applicable material specification or engineering approval.