Table 24. Stress Corrosion of Copper-Nickel Alloys 



Alloy 



CDA 



No. fl 



Stress 

 (ksi) 



Tensile 



Strength 



(%) 



Exposure 

 (day) 



Depth 



(ft) 



Specimens 



c b 

 Source 



Exposed 



Failed 



Cu-Ni, 95-5 



704 



16.0 



50 



403 



6,780 



2 







CEL (4) 



Cu-Ni, 95-5 



704 



24.0 



75 



403 



6,780 



2 







CEL (4) 



Cu-Ni, 95-5 



704 



16.0 



50 



197 



2,340 



3 







CEL (4) 



Cu-Ni, 95-5 



704 



24.0 



75 



197 



2,340 



3 







CEL (4) 



Cu-Ni, 95-5 



704 



12.9 



50 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 95-5 



704 



19.3 



75 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 90-10 



706 



34.4 



50 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 90-10 



706 



52.0 



75 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 80-20 



710 



15.0 



75 



403 



6,780 



2 







CEL (4) 



Cu-Ni, 80-20 



710 



15.0 



75 



197 



2,340 



3 







CEL (4) 



Cu-Ni, 80-20 



710 



8.9 



50 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 80-20 



710 



13.3 



75 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 70-30, 0.5 Fe 



715 



13.0 



50 



403 



6,780 



2 







CEL (4) 



Cu-Ni, 70-30, 0.5 Fe 



715 



20.0 



75 



403 



6,780 



2 







CEL (4) 



Cu-Ni, 70-30, 0.5 Fe 



715 



13.2 



50 



197 



2,340 



3 







CEL (4) 



Cu-Ni, 70-30, 0.5 Fe 



715 



19.8 



75 



197 



2,340 



3 







CEL (4) 



Cu-Ni, 70-30, 0.5 Fe 



715 



14.0 



50 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 70-30, 0.5 Fe 



715 



21.0 



75 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 70-30, 5.0 Fe 



716 



14.0 



35 



403 



6,780 



2 







CEL (4) 



Cu-Ni, 70-30, 5.0 Fe 



716 



21.0 



50 



403 



6,780 



2 







CEL (4) 



Cu-Ni, 70-30, 5.0 Fe 



716 



31.0 



75 



403 



6,780 



2 







CEL (4) 



Cu-Ni, 70-30, 5.0 Fe 



716 



14.4 



35 



197 



2,340 



3 







CEL (4) 



Cu-Ni, 70-30, 5.0 Fe 



716 



20.6 



. 50 



197 



2,340 



3 







CEL (4) 



Cu-Ni, 70-30, 5.0 Fe 



716 



30.9 



75 



197 



2,340 



3 







CEL (4) 



Cu-Ni, 70-30, 5.0 Fe 



716 



26.6 



50 



402 



2,370 



3 







CEL (4) 



Cu-Ni, 70-30, 5.0 Fe 



716 



39.9 



75 



402 



2,370 



3 







CEL (4) 



'Copper Development Association alloy number. 

 'Numbers refer to references at end of report. 



87 



