1 — '^^ 1 



/Ix 







X- Mild 

 O - AISI 



Steel, Surf 

 1010, NCEL 

 , NCEL 



ace, Atlantic—' 











- HSLA 

 V - HSLA 

 ▼ - HSLA 

 d- HSLA 

 •^ - HSLA 

 ■" - HSLA 



No. 1, NCEL 



No. 2, NCEL 



No. 2, 5,600 Feet, Atlantic:^!/ 



No. 4, NCEL 



No. 4, INCO^' 



No. 5, NCEL 



No. 5, INCoi|^ 



No. 7, INCO^^ 



No. 8, INCoi^^ 



No. 9, INCoi^' 



No. 10, INC0i|^ 



No. 11, INCoi^' 



NCEL 



4340, NCEL 



4130, NAEC-i2./ 

 Feet 

 Feet 



\/ 







■• - HSLA 

 p- HSLA 

 •k- HSLA 

 p - HSLA 

 p - HSLA 



o - HSLA 



• - A36, 



■ - AISI 



A - AISI 



W/, -5,50 



AW -2,35 



;^ 



\^ 





4 



m. 



/ ^ 



:;^ 





/ 



/// 

 ■ // 



B 



Ik 



'^ 



\^ 



/ 



\ 





i 



1 



^ 



^ 





N 







^^ 













600 800 

 Exposure, Days 



Figure 5. Corrosion rates of steels in sea water. 



