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→5.1.6.2.1 Copper-Chromium Alloys
Copper-chromium materials are especially suitable for use as electrodes for resistance welding. During brazing the loss in hardness is limited if low melting brazing alloys and reasonably short heating times are used.
<div id="figures5">
<xr id="fig:Copper corner of the copper-chromium phase diagram for up to 0.8 wt% chromium"/> Fig. 5.32: Copper corner of the copper-chromium phase diagram for up to 0.8 wt% chromium
<xr id="fig:Softening of precipitation hardened and subsequently cold worked CuCr1"/> Fig. 5.33: Softening of precipitation-hardened and subsequently cold worked CuCr1 after 4hrs annealing
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<figure id="fig:Copper corner of the copper-chromium phase diagram for up to 0.8 wt% chromium">
[[File:Copper corner of the copper chromium phase diagram.jpg|left|thumb|<caption>Copper corner of the copper-chromium phase diagram for up to 0.8 wt% chromium</caption>]]
</figure>
<figure id="fig:Softening of precipitation hardened and subsequently cold worked CuCr1">
[[File:Softening of precipitation hardened and subsequently cold worked CuCr1.jpg|rightleft|thumb|<caption>Softening of precipitation-hardened and subsequently cold worked CuCr1 after 4hrs annealing</caption>]]
</figure>
<figure id="fig:Electrical conductivity of precipitation hardened CuCr 0.6">
[[File:Electrical conductivity of precipitation hardened CuCr 0.6.jpg|rightleft|thumb|<caption>Electrical conductivity of precipitation hardened CuCr 0.6 as a function of annealing conditions</caption>]]
</figure>
<figure id="fig:Hardness of precipitation hardened CuCr 0.6">
[[File:Hardness of precipitation hardened CuCr 0.6.jpg|rightleft|thumb|<caption>Hardness of precipitation hardened CuCr 0.6 as a function of annealing conditions</caption>]]
</figure>
<figure id="fig:Electrical conductivity and hardness of precipitation hardened CuCr 0.6">
[[File:Electrical conductivity and hardness of precipitation hardened CuCr 0.6.jpg|rightleft|thumb|<caption>Electrical conductivity and hardness of precipitation hardened CuCr 0.6 after cold working</caption>]]
</figure>
</div>
