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Materion Beryllium Copper Alloy 25 Strip; 1/2H (TD02) Temper (UNS C17200)

Category Metal , Nonferrous Metal , Beryllium Alloy , Copper Alloy
Manufacturer Materion Corporation (former Brush Wellman)
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Materion Beryllium Copper Alloy 25 Strip; 1/2H (TD02) Temper (UNS C17200).pdf
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Material Notes:
Treatment required for max strength: as suppliedFormability Ratio, 90° Bend, Radius/Thickness (Good Way): 0.5Formability Ratio (bad Way): 1Superficial Hardness: 30T 74-79Tabulated 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 B 88 - 96
88 - 96
Hardness, Vickers 176 - 216
176 - 216
Tensile Strength, Ultimate 580 - 690 MPa
84100 - 100000 psi
Tensile Strength, Yield 510 - 660 MPa
74000 - 95700 psi
Elongation at Break 12 - 30 %
12 - 30 %
Modulus of Elasticity 131 GPa
19000 ksi
Fatigue Strength 220 - 260 MPa

@# of Cycles 1.00e+8
31900 - 37700 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 0.00000910 - 0.0000115 ohm-cm
0.00000910 - 0.0000115 ohm-cm
15-19% IACS Conductivity
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