ToughMet® 3AT Plate AT110 – High‑Strength, Corrosion‑Resistant Copper Alloy for Extreme Applications
ToughMet Alloy is Materion Performance Alloys’ solution to your severe service material problems. By application of our proprietary process to implement the EquaCast® Microstructure, tailored alloying additions and spinodal hardening technology, we have engineered ToughMet alloy to provide attributes beyond those typically found in a high-strength copper alloy.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 23.0 °C | 9 g/cm³ |
Dimension
| Property | Value |
|---|---|
Thickness | 6.4 - 120.7 mm |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 144 GPa | |
Elongation | 23.0 °C | 6 % | |
Fatigue strength | 23.0 °C | 415 MPa | 10⁶ cycles R=-1 |
Hardness, Rockwell C | 23.0 °C | 30 [-] | |
Poisson's ratio | 23.0 °C | 0.33 [-] | |
Tensile strength | 23.0 °C | 860 MPa | |
Yield strength Rp0.2 | 23.0 °C | 760 MPa |
Thermal
| Property | Temperature | Value |
|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.64E-5 1/K |
Thermal conductivity | 23.0 °C | 38 W/(m·K) |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical conductivity | 23.0 °C | 4.00E+6 S/m | max. |
Specific Electrical conductivity | 7 % IACS | max. |
Magnetic
| Property | Temperature | Value |
|---|---|---|
Relative magnetic permeability | 23.0 °C | 1 [-] |
Chemical properties
| Property | Value |
|---|---|
Copper | Balance |
Nickel | 15 % |
Tin | 8 % |
Technological properties
| Property | ||
|---|---|---|
| Application areas | ToughMet 3 AT alloy is used for bushings and bearings for commercial aircraft, high performance engines as well as mining, industrial and heavy equipment. It is also used to make oil and gas drilling hardware, including rotary steerable housings, kelly valve seats and pressure housings. | |
Metal
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- ToughMet® 3AT Rod AT110 (C72900): Premium High-Strength Copper Alloy
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- ToughMet® 3AT Ring AT (C72900) – High‑Strength, Corrosion‑Resistant Copper Alloy