Table 47. Changes in Mechanical Properties of 400 Series Stainless Steels Due to Corrosion 











Tensile 



Strength 



Yield Strength 



Elongation 





Alloy 



Environment 



Exposure 



Depth 













c b 

 Source 



















(day) 



(ft) 



Original 

 (ksi) 



% Change 



Original 

 (ksi) 



% Change 



Original 



(%) 



% Change 





AISI 405 



S 



123 



5,640 



77 



+ 1 



59 



_ 2 



25 



+ 3 



CEL (4) 



A1SI 405 



W 



403 



6,780 



77 



-33 



59 



-25 



25 



-61 



CEL (4) 



AISI 405 



S 



403 



6,780 



77 



+2 



59 



-2 



25 



-7 



CEL (4) 



AISI 405 



W 



751 



5,640 



77 







59 



-3 



25 



-13 



CEL (4) 



AISI 405 



w 



197 



2,340 



77 



+ 2 



59 



-1 



25 



-1 



CEL (4) 



AISI 405 



s 



197 



2,340 



77 



+ 2 



59 



-2 



25 



-2 



CEL (4) 



AISI 405 



w 



402 



2,370 



77 



-21 



59 



-9 



25 



-39 



CEL (4) 



AISI 405 



s 



402 



2,370 



77 



+ 3 



59 



-1 



25 



-3 



CEL (4) 



AISI 410 



w 



123 



5,640 



183 



-52 



155 







15 







NADC (7) 



AISI 410 



s 



123 



5,640 



80 







49 



-3 



31 



+8 



CEL (4) 



AISI 410 



w 



403 



6,780 



80 



+ 2 



49 



+ 2 



31 



-8 



CEL (4) 



AISI 410 



s 



403 



6,780 



80 



+ 2 



49 



-2 



31 



-4 



CEL (4) 



AISI 410 



w 



751 



5,640 



80 



+4 



49 



-4 



31 



-8 



CEL (4) 



AISI 410 



s 



751 



5,640 



80 



+ 2 



49 



-5 



31 



-3 



CEL (4) 



AISI 410 



w 



197 



2,340 



201 



-26 



155 



+8 



9 



-11 



NADC (7) 



AISI 410 



w 



197 



2,340 



80 



+ 1 



49 



-4 



31 



-3 



CEL (4) 



AISI 410 



s 



197 



2,340 



80 



+ 1 



49 



-3 



31 



-3 



CEL (4) 



AISI 410 



w 



402 



2,370 



201 







155 



- 



9 



+ 3 



NADC (7) 



AISI 410 



w 



402 



2,370 



80 



+ 1 



49 



-2 



31 



-9 



CEL (4) 



AISI 410 



s 



402 



2,370 



80 



+ 1 



49 



-2 



31 



-7 



CEL (4) 



AISI 410 



w 



181 



5 



80 



+ 2 



49 



-9 



31 



-13 



CEL (4) 



AISI 430 



w 



123 



5,640 



72 



+ 5 



54 



-4 



29 



-6 



CEL (4) 



AISI 430 



w 



123 



5,640 



73 



-1 



55 



-2 



28 



-1 



CEL (4) 



AISI 430 



w 



403 



6,780 



72 



+ 12 



54 



+6 



29 



-22 



CEL (4) 



AISI 430 



s 



403 



6,780 



72 



+9 



54 







29 



-6 



CEL (4) 



AISI 430 



w 



751 



5,640 



72 



-75 



54 



-100 



29 



-100 



CEL (4) 



AISI 430 



w 



1,064 



5,300 



72 



+ 10 



54 



+4 



29 



-16 



CEL (4) 



AISI 430 



s 



1,064 



5,300 



72 



-4 



54 







29 



-42 



CEL (4) 



AISI 430 



w 



197 



2,340 



72 



+4 



54 



+ 1 



29 



-8 



CEL (4) 



AISI 430 



s 



197 



2,340 



72 



+6 



54 



+ 3 



29 



-15 



CEL (4) 



AISI 430 



w 



197 



2,340 



73 



+ 3 



55 



+ 3 



28 



-10 



CEL (4) 



AISI 430 



s 



197 



2,340 



73 



+ 3 



55 







28 



-9 



CEL (4) 



AISI 430 



w 



402 



2,370 



72 



+ 5 



54 



+ 5 



29 



-18 



CEL (4) 



AISI 430 



w 



402 



2,370 



73 



+ 3 



55 



+2 



28 



-20 



CEL (4) 



AISI 430 



s 



402 



2,370 



73 



+ 3 



55 



+ 1 



28 



-18 



CEL (4) 



W - Totally exposed in seawater on sides of structure; S = Exposed in base of structure so that the lower portions 

 of the specimen were embedded in the bottom sediment. 



Numbers refer to references at end of report. 



165 



