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Materion Brushform® 290 Beryllium Copper Alloy Strip; TM02 Temper (UNS C17200)

Category Metal , Nonferrous Metal , Beryllium Alloy , Copper Alloy
Manufacturer Materion Corporation (former Brush Wellman)
Trade Name Brushform®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Materion Brushform® 290 Beryllium Copper Alloy Strip; TM02 Temper (UNS C17200).pdf
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Material Notes:
Treatment required for max strength: Mill HardenedStress Relaxation-% Stress Remaining after 1000 hrs @ 100°C: 97%Stress Relaxation after 1000 hrs @ 200°C: 76%Formability Ratio, 90° Bend, Radius/Thickness (Good Way): 0Formability Ratio (bad Way): 0Superficial Hardness: 30N 46-54Tabulated 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 25 - 34
25 - 34
Hardness, Vickers 255 - 339
255 - 339
Tensile Strength, Ultimate >= 820 MPa
>= 119000 psi
Tensile Strength, Yield 650 - 800 MPa
94300 - 116000 psi
Elongation at Break 14 - 30 %
14 - 30 %
Modulus of Elasticity 131 GPa
19000 ksi
Fatigue Strength 290 - 330 MPa

@# of Cycles 1.00e+8
42100 - 47900 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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