hard solder

noun

1. a solder fusing at temperatures above 1200°F (650°C).

Word History and Origins

Origin of hard solder¹

First recorded in 1840–50

Example Sentences

To solder with hard solder, esp. with an alloy of copper and zinc; as, to braze the seams of a copper pipe.

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The hard solders are the spelter and the silver solders.

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In this I placed my manuscript; and then I took the box to a tinsmith and had the top fastened on with hard solder.

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In this case it must be remembered in making hard solder by the second receipt that standard silver contains about one-twelfth of its weight of copper — exactly 18 parts copper to 220 silver.

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For a white hard solder use brass, 12 parts; zinc, 1 part; and tin, 2 parts. p.

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