CMMP027 is a Cessna / Textron Aviation specification calling for "TITANIUM ALLOY FORGINGS TI-6AL/4V ELI/BETA ANNEALED"
6Al-4V Forgings per CMMP027 are in the Extra Low Interstitial (ELI) / Beta Annealed Condition
Cessna was founded in 1927 in Kansas and most famous for production of the Cessna 172 which is the plane that most pilots start off flying in. In 1992, Cessna was purchased by Textron, who later acquired Beechcraft and Hawker to form Textron Aviation.
Like many other Tier 1 Aerospace Manufacturers, Textron Aviation has quality requirements for the procurement of material. CMMP027 is a Cessna / Textron Aviation specification calling for “TITANIUM ALLOY FORGINGS TI-6AL/4V ELI/BETA ANNEALED“