ATI 425 Titanium Alloy
Encyclopedia
The ATI 425 Titanium Alloy is a titanium alloy developed and produced by Allegheny Technologies
Allegheny Technologies
Allegheny Technologies, Inc. is a specialty metals company headquartered in Pittsburgh, Pennsylvania in the United States. Allegheny Technologies is one of the largest and most diversified specialty metals producers in the world with revenue of $3.0 billion in 2009. ATI's key markets are...

 Incorporated (ATI).

It is produced in multiple product forms, including sheet, coil, strip, Precision Rolled Strip and foil, plate, seamless tube, shapes and rectangles, as well as castings.

The ATI 425 Titanium Alloy was debuted on June 14, 2010 at the land and air-land defense and security exhibition Eurosatory
Eurosatory
Eurosatory is an International Defence & Security industry trade show that is held every two years in Paris-Nord Villepinte Exhibition Centre, Paris, France. In 2006 it had over 1000 exhibitors and 46,000 visitors. It is organized by COGES in partnership with the French Ministry of Defense. The...

 in Paris, France.

Applications

Markets for ATI 425 Alloy include aerospace, defense, industrial, medical and recreation. The corrosion resistance of the ATI 425 Alloy to saltwater environments also makes it a candidate for marine-related applications.

Specifically, the ATI 425 Alloy is designed for:
  • Wing sheets
  • Defense rotor aircraft
  • Ground vehicles
  • Soldier support and protection
  • Weapons systems
  • Naval systems
  • Boiler/pressure vessel applications
  • Additional naval applications, including shiphold structural materials; armor; doors, hatches and bulkheads; and piping


The ATI 425 Alloy was used on the Phoenix Mars Lander, which was launched on August 4, 2007.

Availability

The ATI 425 Alloy currently is available in the following forms:
Cold-rolled coil Bar High-performance plate
36" width
1-meter width
48" width
1.0″, 2.0″, 3.25″ round bar
0.25″, 0.344″, 0.5″ round coil
1.44″ × 3.0″ rectangle
U-channel shape
Thicknesses ranging
from 0.25 to 2.1 inches

Certifications

The ATI 425 Alloy sheet is processed to the AMS 6946 specification.

The ASME Board on Pressure Technology Codes and Standards (BPTCS) has approved ATI 425 Alloy for use in Section VIII, Div. 1 construction up to 600°F (316°C).

The ATI 425 Alloy has been assigned a titanium grade 38 by ASTM International
ASTM International
ASTM International, known until 2001 as the American Society for Testing and Materials , is an international standards organization that develops and publishes voluntary consensus technical standards for a wide range of materials, products, systems, and services...

. It can be welded using ERTi-38 weld wire, which is produced in accordance with AWS 5.16/A5.16M.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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