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It contains Palladium in the range of 0.12％ to 0.25％. Grade 7 possesses excellent weldability and fabricality， and is the most corrosion resistance of all titanium alloys. In fact， it is most resistant to corrosion in reducing acids.
This titanium grade is used in chemical processes and production equipment components.
Mechanical Properties : ASTM B861
|
Grade |
Tensile strength， MPa （min) |
Yield strength， MPa （min) |
Elongation， ％（min) |
Reduction of Area， ％（min) |
|
Gr7 |
345 |
275 |
20 |
Chemical Component
|
Grade |
Ti |
Pd |
N， max |
C， max |
H， max |
Fe， max |
O， max |
Residuals |
|
|
Max each |
Max total |
||||||||
|
Gr7 |
Main |
0.12-0.25 |
0.03 |
0.08 |
0.015 |
0.30 |
0.25 |
0.1 |
0.4 |
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Main Features:
Titanium Grade 7 is an unalloyed， medium strength titanium product， is mechanically and physically equivalent to Grade 2， except with the addition of the interstitial element palladium， making it an alloy.
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