This specification covers one grade (Grade 1) of commercially-pure titanium in the form of sheet, strip, and plate.This material has been used typically for parts requiring the properties of titanium and good formability but not highstrength, but usage is not limited to such applications.Product melted to this specification shall be produced by one of the following melting methods:Type 1 - Multiple melted using vacuum consumable electrode, nonconsumable electrode, electron beam cold hearth,or plasma arc cold heath melting practice with the final melting cycle under vacuum.Type 2 - Electron beam meltedUnless a specific type is ordered, either type of melting practice may be supplied.
SAE AMS4940A-2008 history
2023SAE AMS4940D-2023 Titanium Sheet, Strip, and Plate Commercially Pure Annealed, 25.0 ksi (172 MPa) Yield Strength
2017SAE AMS4940C-2017 Titanium Sheet@ Strip@ and Plate Commercially Pure Annealed@ 25.0 ksi (172 MPa) Yield Strength (UNS R50250)
2012SAE AMS4940B-2012 Titanium Sheet, Strip, and Plate Commercially Pure Annealed, 25.0 ksi (172 MPa) Yield Strength
2008SAE AMS4940A-2008 Titanium Sheet, Strip, and Plate Commercially Pure Annealed, 25.0 ksi (172 MPa) Yield Strength
2003SAE AMS4940-2003 Titanium Sheet, Strip, and Plate Commercially Pure Annealed, 25.0 ksi (172 MPa) Yield Strength