CDA486 (DZR Brass)
CDA486 DZR Brass is a copper-zinc alloy with arsenic, lead, and tin additions. It is suitable for rod and wire applications where dezincification-resistant brass properties are required.
- Description
- Product Specifications
Description
CDA486 DZR Brass is designed for applications that require a brass alloy with controlled copper, arsenic, lead, tin, and zinc content. The material is commonly listed in rod and wire form, with O60 and H02 tempers noted in the supplied data sheet.
The alloy offers a useful balance of strength, ductility, and physical performance depending on the section size and temper selected. While the data sheet does not provide specific typical uses or fabrication process details, CDA486 is positioned as a DZR brass grade for applications where this alloy type is specified.
Key Features:
- DZR brass alloy
- Copper-zinc base with arsenic, lead, and tin additions
- Supplied as rod and wire
- Common tempers include O60 and H02
- Suitable for applications requiring DZR brass
- Mechanical properties vary by section size and temper
- Good strength range in H02 temper
- No casting characteristics listed for this alloy
| Element | Composition | Nominal |
|---|---|---|
| Copper (Cu) | 59.0-62.0% | 60.5% |
| Arsenic (As) | 0.02-0.25% | 0.13% |
| Lead (Pb) | 1.0-2.5% | 1.7% |
| Tin (Sn) | 0.30-1.5% | 0.9% |
| Zinc (Zn) | Remainder | – |
| Cu + Named Elements | 99.6% min | – |
| Form | Temper | Section Size | Tensile Strength | Yield Strength | Elongation |
|---|---|---|---|---|---|
| Rod and Wire | H02 | >50 mm | 345 MPa | 135 MPa | 35% |
| Rod and Wire | O60 | – | 275 MPa | 135 MPa | 25% |
| Rod and Wire | H02 | ≤12 mm | 450 MPa | 207 MPa | 5% |
| Rod and Wire | H02 | 25-50 mm | 340 MPa | 135 MPa | 20% |
| Rod and Wire | H02 | 12-25 mm | 370 MPa | 240 MPa | 10% |
| Melting Point – Liquidus | 895°C |
|---|---|
| Melting Point – Solidus | 890°C |
| Density | 8.42 g/cm³ at 20°C |
| Specific Gravity | 8.42 |
| Electrical Resistivity | 12.0 microhm-cm at 20°C |
| Electrical Conductivity | 0.15 MegaSiemens/cm at 20°C |
| Coefficient of Thermal Expansion | 22.5 x 10⁻⁶ per °C, 20-300°C |
| Modulus of Elasticity | 101000 MPa |
| Common Temper Options | O60 and H02 |
| Common Forms | Rod and wire |
