Cast Ductile Iron 155mm M804 Bodies
Final rept. Sep 1987-Feb 1990
WAGNER CASTINGS CO DECATUR IL
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This report describes the foundry process for the production of the cast ductile iron 155 mm M804 practice projectile. The process covers the vertical airset molding, vertical pouring and induction melting. This report contains inspection, physical, chemical and metallurgical testing procedures incorporated during the production process. There is a summary on subcontractor performance on this contract. Also, contained in this report are tables and figures to aide in the understanding of the foundry practices and the tracking of each 155 mm M804 projectile cast. Dynamic tear properties are contained in the last section of this report. Keywords Ductile iron, M804 projectile, Vertical molding, Exothermic riser, Dynamic tear.
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