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→5.1.4 Naturally Hard Copper Alloys
====5.1.4 Naturally Hard Copper Alloys====
Alloys like brasses (CuZn), tin bronzes (CuSN), and German silver (CuNiZn), for which the required hardness is achieved by cold working are defined as naturally hard alloys. Included in this group are also the silver bronzes (CuAg) with 2 – 6 wt% of Ag.
