Table 4. Continued. 



Alloy 



18% Mi, maraging (0.082) 



18% Ni, maraging 



18% Ni, maraging 



Austenitic cast iron, Type 4 

 Nodular austenitic cast iron, Type D-2c 

 Galvanized steel, 18 gage 

 Aluminized steel, Type 2 



Condition 



Electric furnace air melt, air cast, annealed, desealed and 

 oiled (mill); CEL unwelded, aged at 900°F for 3 hr, air 

 cooled, then welded 



Electric furnace air melt, air cast, annealed, aged at 

 950°F for 3 hr, air cooled, as rolled surfaces 



Electric furnace air melt, air cast, annealed, aged at 

 950°F for 3 hr, air cooled, surfaces ground to RMS-125 



As cast 



As cast 



1.0 oz/ft 2 



Commercial quality, 1.03 oz/ft 



22 



