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Materion Beryllium Copper Alloy 174 Strip; HT (TH04) Temper (UNS C17410)

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 174 Strip; HT (TH04) Temper (UNS C17410).pdf
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Material Notes:
Treatment required for max strength: Mill HardenedStress Relaxation-% Stress Remaining after 1000 hrs @ 100°C: 95%Stress Relaxation after 1000 hrs @ 200°C: 76%Formability Ratio, 90° Bend, Radius/Thickness (Good Way): 1.2Formability Ratio (bad Way): 5Superficial Hardness: 30T 79-30N 48Tabulated 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 8.80 g/cc
0.318 lb/in³
Mechanical Properties Metric English Comments
Hardness, Rockwell B 95 - 102
95 - 102
Hardness, Vickers 210 - 278
210 - 278
Tensile Strength, Ultimate 750 - 900 MPa
109000 - 131000 psi
Tensile Strength, Yield 650 - 870 MPa
94300 - 126000 psi
Elongation at Break 7.0 - 17 %
7.0 - 17 %
Modulus of Elasticity 138 GPa
20000 ksi
Fatigue Strength 280 - 310 MPa

@# of Cycles 1.00e+8
40600 - 45000 psi

@# of Cycles 1.00e+8
Reverse Bending (R=1)
Thermal Properties Metric English Comments
CTE, linear 18.0 µm/m-°C

@Temperature 20.0 - 200 °C
10.0 µin/in-°F

@Temperature 68.0 - 392 °F
Thermal Conductivity 230 W/m-K
1600 BTU-in/hr-ft²-°F
Melting Point 1030 - 1070 °C
1890 - 1960 °F
Solidus 1030 °C
1890 °F
Liquidus 1070 °C
1960 °F
Component Elements Properties Metric English Comments
Beryllium, Be 0.15 - 0.50 %
0.15 - 0.50 %
Cobalt, Co 0.35 - 0.60 %
0.35 - 0.60 %
Copper, Cu 99 %
99 %
as balance
Electrical Properties Metric English Comments
Electrical Resistivity 0.00000290 - 0.00000380 ohm-cm
0.00000290 - 0.00000380 ohm-cm
45-60% IACS Conductivity
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