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Materion Brushform® 290 Beryllium Copper Alloy Strip; TM04 Temper (UNS C17200)
| Category | Metal , Nonferrous Metal , Beryllium Alloy , Copper Alloy |
| Manufacturer | Materion Corporation (former Brush Wellman) |
| Trade Name | Brushform® |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Materion Brushform® 290 Beryllium Copper Alloy Strip; TM04 Temper (UNS C17200).pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Treatment required for max strength: Mill HardenedStress Relaxation-% Stress Remaining after 1000 hrs @ 100°C: 98%Stress Relaxation after 1000 hrs @ 200°C: 77%Formability Ratio, 90° Bend, Radius/Thickness (Good Way): 1Formability Ratio (bad Way): 1Superficial Hardness: 30N 48-58Tabulated properties apply to products after age hardening. Information supplied by Brush Wellman.Brush Engineered Materials Inc. changed its name to Materion Corporation in March 2011.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 8.36 g/cc | 0.302 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell C | 28 - 38 | 28 - 38 | |
| Hardness, Vickers | 285 - 369 | 285 - 369 | |
| Tensile Strength, Ultimate | >= 960 MPa | >= 139000 psi | |
| Tensile Strength, Yield | 790 - 940 MPa | 115000 - 136000 psi | |
| Elongation at Break | 9.0 - 25 % | 9.0 - 25 % | |
| Modulus of Elasticity | 131 GPa | 19000 ksi | |
| Fatigue Strength | 300 - 340 MPa @# of Cycles 1.00e+8 |
43500 - 49300 psi @# of Cycles 1.00e+8 |
Reverse Bending (R=1) |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 17.0 µm/m-°C @Temperature 20.0 - 200 °C |
9.44 µin/in-°F @Temperature 68.0 - 392 °F |
|
| Thermal Conductivity | 105 W/m-K | 729 BTU-in/hr-ft²-°F | |
| Melting Point | 870 - 980 °C | 1600 - 1800 °F | |
| Solidus | 870 °C | 1600 °F | |
| Liquidus | 980 °C | 1800 °F |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Beryllium, Be | 1.8 - 2.0 % | 1.8 - 2.0 % | |
| Co + Ni | >= 0.20 % | >= 0.20 % | |
| Co + Ni + Fe | <= 0.60 % | <= 0.60 % | |
| Copper, Cu | 98 % | 98 % | as balance |
| Lead, Pb | <= 0.020 % | <= 0.020 % |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Electrical Resistivity | 0.00000660 - 0.0000101 ohm-cm | 0.00000660 - 0.0000101 ohm-cm | 17-26% IACS Conductivity |
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