Table 72. Continued. 









Tensile 



Strength 



Yield Strength 



Elon 



Ration 





Alloy 



Exposure 

 (day) 



Depth 



(ft) 













Source 



Original 

 (ksi) 



% Change 



Original 

 (ksi) 



% Change 



Original 



(%) 



% Change 



5456-H34 



123 



5,640 



61 



-6 



43 



+ 5 



13 



-34 



NADC(7) 



5456-H34 



403 



6,780 



58 



-14 



50 



-21 



3 



-80 



NADC(7) 



5456-H34 



751 



5,640 



58 



-14 



50 



-44 



3 



-71 



NADC (7) 



5456-H34 



1,064 



5,300 



58 



-14 



50 



-14 



3 



+94 



NADC (7) 



5456-H34 



197 



2,340 



58 



-14 



50 



-8 



3 



+ 170 



NADC (7) 



5454-H34 g 



403 



6,780 



58 



-11 



50 



-14 



3 



+ 196 



NADC (7) 



5456-H343 



123 



5,640 



34 



+10 



- 



- 



6 



+ 33 



NADC (7) 



5456-H343 



123 



5,640 



58 







46 



+ 2 



9 



+27 



CEL (4) 



5456-H343 



403 



6,780 



58 



-2 



46 



-6 



9 



+ 54 



CEL (4) 



5456-H343 



751 



5,640 



58 



-2 



40 



-1 



9 



+27 



CEL (4) 



5456-H343 



1,064 



5,300 



58 



-1 



40 



-3 



9 



+ 30 



CEL (4) 



5456-H343 



197 



2,340 



58 



-3 



40 



-1 



9 



+22 



CEL (4) 



' Numbers refer to references at end of report. 



Transverse properties. 



Transverse butt weld with 5052 rod. 



Transverse butt weld, 5566 electrode, TIG process. 



Mechanical properties transverse to direction of weld. 

 f 

 ' 3 in. x 3 in. x 1/2 in. angle. 



*Anodized. 



Table 73. Chemical Composition of 6000 Series Aluminum Alloys, Percent by Weight 



Alloy 



Gage 



(in.) 



Si 



Fe 



Cu 



Mn 



Mg 



Cr 



Ni 



Zn 



Ti 



Al fl 



6061 



— 



_ 



— 



0.25 



_ 



1.0 



0.28 



_ 



_ 



_ 



R 



6061-T6 



0.125 



0.60 



0.70 



0.27 



0.15 



1.0 



0.25 



- 



0.25 



0.15 



R 



6061-T6- 



- 



0.6 



- 



0.25 



- 



1.0 



0.25 



- 



- 



- 



R 



6061-T6 



— 



0.50 



0.30 



0.20 



0.05 



0.95 



0.15 



- 



0.06 



0.04 



R 



R = remainder. 



212 



