AMS 4921

AMS 4921
Revision: “M” issued 06/2012
Commercially Pure 70 ksi Yield Strength (Grade 4)
Product Forms: Titanium Bars, Wire, Forgings, and Rings
Condition: Annealed

Composition Analysis
Iron (Maximum): 0.50%Hydrogen (Maximum): 0.0125%
Oxygen (Maximum): 0.40%Other Elements (Each): 0.01%
Carbon (Maximum): 0.08%Other Elements (Total): 0.30%
Nitrogen (Maximum): 0.05%Titanium: Balance

 

Tensile Properties (Minimums)*
Tensile: 80 ksiElongation: 10 – 15%
Yield: 70 ksiReduction of Area: 25 – 30%

*Tensile property requirements vary based on orientation, section thickness/diameter, and cognizant engineering organization requirements.

Required Acceptance Tests

  • Chemical Composition
  • Tensile Properties
  • Surface Contamination
  • Ultrasonic (where required)

Disclaimer
The use of this information is strictly voluntary. Information may contain typographical errors, and should be used as a guideline only. This Material Spec Sheet contains generalizations and is in no way a substitution for the AMS 4921 specification.

To purchase AMS 4921M, please visit: http://standards.sae.org/ams4921m/

Changes may be made to the information contained herein.

PERFORMANCE TITANIUM GROUP: A CUT ABOVE THE REST