In rifle and machine-gun bullets, a soft core of lead is encased in a harder jacket of steel or cupronickel. |
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This would have been copper, silver, or gold-not the modern base-metal alloys like cupronickel, aluminum-bronze, and copper-plated zinc. |
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The Rotation Bars to the Medal shall be made of cupronickel with raised edges and shall bear either one or five maple leaves. |
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Most manufacturers can supply heat pumps made out of resistant materials like cupronickel or stainless steel that are more suitable for use in open-loop systems. |
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While many types of resistive metal foils are available for the construction of flexible heaters, the most common types are cupronickel, constantan, Inconcl and aluminum. |
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The Diamond Jubilee medal is set to be cupronickel with gilt edging. |
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