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Uninhibited Naval brass, UNS C46400
Subcategory: Brass; Copper Alloy; Metal; Nonferrous Metal
Key Words: CDA 464, CZ133, CZ113, ISO CuZn39Sn1, CEN CW719R, UNS C46700
| Component | Wt. % |  | | | Cu | 59 - 62 | | | Fe | Max 0.1 | | | Pb | Max 0.2 | | | Sn | 0.5 - 1 | | | Zn | 39.25 | |
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Material Notes: Fair to excellent corrosion resistance. Excellent hot workability and hot forgeability. Fabricated by blanking, drawing, bending, heading and upsetting, hot forging, pressing. Applications: aircraft turnbuckle barrels, balls, bolts, marine hardware, nuts, propeller shafts, rivets, valve stems, condenser plates, welding rod. Available as flat products, rod, shape, and tube.
| Physical Properties | Metric | English | Comments |
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| Density | 8.41 g/cc | 0.304 lb/in³ | at 20°C (68°F) |
Mechanical Properties |
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| Tensile Strength, Ultimate | 379 - 607 MPa | 55000 - 88000 psi | |
| Tensile Strength, Yield | 172 - 455 MPa | 24900 - 66000 psi | Depending on temper |
| Elongation at Break | 50 % | 50 % | in 431.8 mm. |
| Modulus of Elasticity | 100 GPa | 14500 ksi | |
| Poisson's Ratio | 0.28 | 0.28 | Calculated |
| Machinability | 30 % | 30 % | UNS C36000 (free-cutting brass) = 100% |
| Shear Modulus | 39 GPa | 5660 ksi | |
Thermal Properties |
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| CTE, linear 250°C | 21.2 µm/m-°C | 11.8 µin/in-°F | from 20-300°C (68-570°F) |
| Thermal Conductivity | 116 W/m-K | 805 BTU-in/hr-ft²-°F | at 20°C (68°F) |
| Melting Point | 885 - 900 °C | 1630 - 1650 °F | |
| Solidus | 885 °C | 1630 °F | |
| Liquidus | 900 °C | 1650 °F | |
References are available for this material.
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