phosphor bronze

noun

a bronze, composed of about 80 percent copper, 10 percent tin, 9 percent antimony, and 1 percent phosphorus, having great hardness and resistance to corrosion.

phosphor bronze

any of various hard corrosion-resistant alloys containing copper, tin (2–8 per cent), and phosphorus (0.1–0.4 per cent): used in gears, bearings, cylinder casings, etc

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First recorded in 1870–75

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Pelton wheel made of a solid steel disk with phosphor bronze buckets riveted to the rim.

The alloy phosphor-bronze is made up of copper, tin, zinc, and phosphorus.

This contact is made by tripping a little lever by means of a toothed wheel of phosphor-bronze.

If great tensile strength is wanted, iron or steel will supply it at a fraction of the cost of phosphor-bronze.

Phosphor-bronze in a line of given length and resistance has 3.84 times the weight of soft copper.

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