cupronickel

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cupronickel

any ductile corrosion-resistant copper alloy containing up to 40 per cent nickel: used in coins, condenser tubes, turbine blades, etc.

cupronickel

[¦kyü·prō′nik·əl]
(metallurgy)
A copper-base alloy with 10-30% nickel and small amounts of manganese and iron; used in industrial and marine installations as condenser and heat-exchanger tubing.
References in periodicals archive ?
bullet had a steel core in a lead envelope with a partial cupro-nickel jacket, which had an exposed soft tip.
Because of their high corrosion resistance, good electrical and thermal conductivities, high resistance to bio-fouling, cupro-nickel alloys are widely used in sea water cooling systems [2].
During the change over from cupro-nickel to steel plated coins, two sets of same-denomination coins were in circulation for three months.
.30-'06), as with earlier service cartridges, its 150-grain point-ed bullet consisted of a lead/tin core inside a cupro-nickel jacket, and was driven to a velocity of 2700 fps by 47-50 grains (depending on lot) of pyrocellulose powder.
A spokesman for the Treasury said: "The proposal to make new 5p and 10p coins out of nickel-plated steel rather than a cupro-nickel alloy is one of many measures being considered by the Government with a view to reducing the fiscal deficit."
The yard also has a climate-controlled dedicated valve repair shop, an electrical maintenance workshop, an exotic material (such as duplex, super duplex, inconel, cupro-nickel, stainless steel) fabrication shop, a machine workshop and an instrument calibration laboratory.
In the heat exchanger configuration, a zinc-protected cupro-nickel heat exchanger is paired with a direct-driven brass sea water pump and copper plumbing.
Made of cupro-nickel, the Iraq Medal has the Queen's head on one side and on the other a Lamussu - an ancient symbol from the region dating from the Assyrian period.
Then the cupro-nickel coin, which will be legal tender, will be available from banks and post offices at face value.
The 520-grain cupro-nickel solid from my .476 Westley Richards shattered all the upper jaw teeth on the right side, and he went down on his chin with front feet folded back but continued to kick toward me.
A 100-grain, 6mm projectile of conventional construction (lead core and cupro-nickel) that is launched at close to 3000 feet per second ought to have penetration capability at least as good as that of 7.62 NATO.
As well as the basic cupro-nickel coin, the mint is producing silver and gold versions costing pounds 32.50 and pounds 595.