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ASTM B121/B121M-16
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ASTM B121/B121M-16 Standard Specification for Leaded Brass Plate, Sheet, Strip, and Rolled Bar
standard by ASTM International, 04/01/2016
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Full Description
1.1This specification establishes the requirements for leaded brass plate, sheet, strip, and rolled bar. The following alloys are covered:
| Nominal Composition, % | |||||
| Copper Alloy | Previously Used | ||||
| UNS No.2 | Designation | Copper | Zinc | Lead | Iron |
| C33500 | 2 | 63.5 | 36.0 | 0.5 | ... |
| C34000 | 3 | 63.5 | 35.5 | 1.0 | ... |
| C34200 | 5 | 63.5 | 34.5 | 2.0 | ... |
| C35000 | ... | 61.5 | 37.4 | 1.1 | ... |
| C35300 | 4 | 61.5 | 36.7 | 1.8 | ... |
| C35600 | 6 | 61.5 | 36.0 | 2.5 | ... |
1.2Units-Values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard.