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Description
B19 structure copper has good mechanical properties and good corrosion resistance. B19 is mainly used to manufacture precision instrument parts, metal meshes, chemical machinery parts and medical appliances that work in corrosive environments.
| Cu | Ni+Co | Zn | Pb | P | Fe | Mn | Si | Sb | S | C | Mg | |
| B19 | Bal. | 18.0-20.0 | ≤0.3 | ≤0.005 | ≤0.01 | ≤0.5 | ≤0.5 | ≤0.15 | ≤0.005 | ≤0.01 | ≤0.05 | ≤0.05 |
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| ≥160 | ≥295 | ≥20 |
| Alloys Name | Type | Dimension | ||
| B19W | Wire | D=0.06mm~8mm | ||
| B19R | Ribbon | W=0.4~40 | T=0.05~2.9mm | |
| B19S | Strip | W=8~200mm | T=0.1~3.0 | |
| B19F | Foil | W=6~120mm | T=0.005~0.1 | |
| B19B | Bar | Dia=8~100mm | L=50~1000 | |
