Shengzhou DACO Copper Products Co., Ltd.
Professional manufacturer of brass extrusion profiles / brass extrusions sections
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1. The specification ofround brass rods copper bars
| Chemical Requirements | CuZn42Pb2 | CuZn40Pb2 |
| Copper | 56.5 - 60.0% | 57.0 - 59.0% |
| Lead | 0.60 to 2.0% | 1.5 to 2.5% |
| Iron | 0.30% max | 0.40% max |
| Total Imp. Excl. Iron | 0.20% max | 0.70% max |
| Zinc | Remainder | Remainder |
| Physical Properties | ||
| Tensile Strength | 380 Mpa Min | 40 kg/mm2 Min. |
| Elongation % | 25% Min | 18% Min. |
| Izod Value | - | 2.0 KJ min |
| Fabrication Properties | ||
| Capacity for being |
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| Cold worked | Poor | Poor |
| Hot formed | Excellent | Excellent |
| Hot forgeability rating | 100% | 100% |
| Machinability Rating | 80% | 80% |
| Suitability for soldering | Excellent | Excellent |
| Suitability for Brazing | Good | Good |
| Uses |
| Forged Components, Industrial Valves, Defense components, Watch Case, Automobile Valves Components |
2. Product Pictures
3.Production Features