Brass. Compositions Of Brass
Description
This section is from the book "The Tinman's Manual And Builder's And Mechanic's Handbook", by Isaac Ridler Butt. Also available from Amazon: The Tinman's Manual And Builder's And Mechanic's Handbook.
Brass. Compositions Of Brass
Tin. | Zinc. | |||||
Watch-makers brass....................... | 1 | part | - | 2 | parts | |
German brass......................... | 1 | " | - | 1 | " | |
Yellow brass................... | 2 | " | __ | 1 | " | |
Speculum metal...................... | 2 | " | 1 | part | ||
Bell metal........................ | 3 | " | 1 | " | ||
Light castings and small bearings................. | 4 | " | 1 | " | ¼ | " |
Ditto a little harder...................... | 4 | " | 1 | " | ½ | " |
Heavy castings........................ | 6 | to 7 | 1 | " | 1 | " |
Gun metal.................... | 9 | " | 1 | " | - | |
The addition of a little lead makes the metal more easily wrought, and is advantageous when the work is not intended for exposure to heat.
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