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A Design Study in Steel Castings

 Crossbleed Valve for the F-5 Jet Fighter

Design Study Outline
Design for Performance

     Steel Alloy Selection
Design for Production
     Investment Casting
     Controlled Solidification

     Gating Design

Final Design and Pouring 

Heat Treatment and Machining

Quality Assurance
Lessons Learned and Summary

Northrop F-5E Tiger -- Fighter Jet

Key Words = metal casting, stainless steel, investment casting, 17-4PH, directional solidification

Start the Design Study!

Acknowledgment   --
The metalcasting design studies are a joint effort of the 
Steel Founders' Society of America and the American Foundry Society.

Project funding was provided by the American Metalcasting Consortium Project, which
is sponsored by the
Defense Logistics Agency, Attn: DLSC-T, Ft. Belvoir, VA, 22060-6221

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Last Modified:December, 2007 by STG