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→Bendability
<figure id="fig:Direction_dependence_of_the_spring_bending_limit">
[[File:Direction dependence of the spring bending limit.jpg|rightleft|thumb|Figure 1: Direction dependence of the spring bending limit of selected copper materials (Wieland)]]
</figure>
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====<!--5.1.7.2-->Fatigue Strength====
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<figure id="fig:Woehler curves for selected copper based materials">
[[File:Woehler curves for selected copper based materials.jpg|rightleft|thumb|Figure 2: Woehler curves for selected copper based materials. Strip samples: 0.3 mm thick, cold worked; Testfrequency; 1,500 / min (Wieland)]]
</figure>
<figure id="fig:Ranges of fatigue strength for selected copper materials Wieland">
[[File:Ranges of fatigue strength for selected copper materials Wieland.jpg|rightleft|thumb|Figure 3: Ranges of fatigue strength for selected copper materials (Wieland)]]
</figure>
</div>
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<figure id="fig:Smallest possible bend radii for 90 bends as function">
[[File:Smallest possible bend radii for 90 bends as function.jpg|rightleft|thumb|Figure 4: Smallest possible bend radii for 90° bends as a function of the 0.2% yield strength R<sub>p0.2</sub> – bend line perpendicular to the rolling direction (Wieland)]]
</figure>
<figure id="fig:Smallest possible bend radii as a functionbend line parallel to the rolling direction">
[[File:Smallest possible bend radii as a functionbend line parallel to the rolling direction.jpg|rightleft|thumb|Figure 5: Smallest possible bend radii for 90° bends as a function of the 0.2% yield strength R<sub>p0.2</sub> – bend line parallel to the rolling direction (Wieland)]]
</figure>
</div>
<figure id="fig:Softening behavior for selected copper based materials">
[[File:Softening behavior for selected copper based materials.jpg|rightleft|thumb|Figure 6: Softening behavior for selected copper-based materials after 40% cold working (Wieland)]]
</figure>
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====<!--5.1.7.5-->Relaxation Behavior====
<figure id="fig:Relaxation behavior of selected copper based materials">
[[File:Relaxation behavior of selected copper based materials.jpg|rightleft|thumb|Figure 7: Relaxation behavior of selected copper-based materials. Starting tension: 100% of spring bending limit; Stress duration: 100 hrs (Wieland)]]
</figure>
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==References==
