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Home /CuZn 15
| Alloy Name | |
|---|---|
| AMW-23 | CuZn15 |
| IS | CuZn15 |
| ISO | CuZn15 |
| ASTM | C23000 |
| JIS | C2300 |
85/15 Characteristics
CuZn15 is popularly known as Red Brass and has excellent deep drawing, cold forming properties. This alloy has a higher strength than pure copper. CuZn15 has good welding and brazing properties as well as a good corrosion resistance and is not fragile to stress corrosion and dezincification.
| Chemical Composition | Weight percentage |
|---|---|
| Cu | 84.0 - 86.0 % |
| Pb | 0.02 % |
| Fe | 0.05 % |
| Zn | Reminder% |
| Total Impurity | 0.13 % |
| Main Applications |
|---|
| Consumers : Sliders & Pullers for Zippers & Fasteners, Fashion Jewellery ,watch industry |
| Industrial : Condenser Tubes, Pickling crates, Heat Exchangers, Flexible Metal House, fire |
| Physical Properties Typical values in annealed temper at 20 °C | ||
|---|---|---|
| Density | 8.75 | g/cm3 |
| Thermal expansion coefficient -191 .. 16 | 9.0 | 10-6/K |
| Specific heat capacity - 0 .. 300°C | 18.5 | 10-6/K |
| Thermal conductivity | 0.380 | J/(g•K) |
| Electrical conductivity (1 MS/m = 1 m/(O mm²)) | 159 | W/(m•K) |
| Electrical conductivity (IACS) | 21 | MS/m % |
| Thermal coefficient of electrical resistance (0 .. 200 C) | 36 | 10-3/K |
| Modulus of elasticity ( 1 GPa = 1 kN/mm²) cold formed | 99 - 115 | GPA |
| Mechanical Properties (EN 1652) | ||||
|---|---|---|---|---|
| Temper | Tensile Strength Rm MPa (N/mm2) | Yield Strength Rp0.2 MPa (N/mm2) | Elongation A50mm % | Hardness HV |
| O (SOFT) | 245 Min | 170 | 35 Min | 75 Max |
| HB (Half Hard) | 325 Min | 250 | 7 min | 110 min |
| HD (Hard) | 400 Min | 320 | 5 min | 120 min |