100 



80 



60 

 40 



20 



10 



A< 4 



% 2 



.6 



.4 



.2 



mm 



o 



m 





fmm 





O MPY || 



• Max. Pit Depth, Mils 



A Crevice Corrosion, Depth, Mils 



P Perforated 



O 



m 



m. 



m 



m 





402 403 751 1064 



2,500 6,000 6,000 6,000 



Figure 24. Corrosion rates, maximum pit depths and crevice corrosion of AISI 

 Type 410 stainless steel in seawater at the surface and at depth. 



Days 



181 



197 



123 



366 



Depth, Ft. 



5 



2,500 



6,000 



5 



83 



