© Nickels; electrolytic, 200, 201, 210, 211, 270, 301 

 A Nickel-copper alloys; 400, 402, 406, 410, 500, 505, 45-55 

 EI Nickel alloys; Ni-Cr-Fe 600, 610, X-750 & 88, Ni-Fe-Cr 800, 825, 825S & 902, 

 Ni-Mo-Fe B & 2, Ni-Sn-Zn 23, Ni-Be, Ni-Cr 65-35, 75 & 80-20, Ni-Si D 



12 3 4 5 



Oxygen (ml/1) 



Figure 17. Effect of concentration of oxygen in seawater on the corrosion of nickel alloys 

 after 1 year of exposure. 



95 



