Copper Alloys - Nickel Silvers

Material: Copper Alloys - Nickel Silvers
Composition: Cu/10-25 Zn/10-30 Ni
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.0071 0.0073 m3/kmol 433.268 445.473 in3/kmol
Density 8.5 8.72 Mg/m3 530.638 544.372 lb/ft3
Energy Content 150 170 MJ/kg 16250.8 18417.6 kcal/lb
Bulk Modulus 125 145 GPa 18.1297 21.0305 106 psi
Compressive Strength 110 635 MPa 15.9542 92.099 ksi
Ductility 0.02 0.6 0.02 0.6 NULL
Elastic Limit 110 635 MPa 15.9542 92.099 ksi
Endurance Limit 120 260 MPa 17.4045 37.7098 ksi
Fracture Toughness 24 73 MPa.m1/2 21.8411 66.4334 ksi.in1/2
Hardness 620 2270 MPa 89.9234 329.236 ksi
Loss Coefficient 1e-005 0.00034 1e-005 0.00034 NULL
Modulus of Rupture 110 635 MPa 15.9542 92.099 ksi
Poisson's Ratio 0.34 0.35 0.34 0.35 NULL
Shear Modulus 44 51 GPa 6.38166 7.39692 106 psi
Tensile Strength 210 750 MPa 30.4579 108.778 ksi
Young's Modulus 120 140 GPa 17.4045 20.3053 106 psi
Glass Temperature K °F
Latent Heat of Fusion 220 240 kJ/kg 94.5825 103.181 BTU/lb
Maximum Service Temperature 375 480 K 215.33 404.33 °F
Melting Point 1273 1423 K 1831.73 2101.73 °F
Minimum Service Temperature 0 K -459.67 °F
Specific Heat 379 383 J/kg.K 0.293292 0.296388 BTU/lb.F
Thermal Conductivity 20 37 W/m.K 37.4407 69.2652 BTU.ft/h.ft2.F
Thermal Expansion 14.5 19.5 10-6/K 26.1 35.1 10-6/°F
Breakdown Potential MV/m V/mil
Dielectric Constant NULL
Resistivity 19.1 38 10-8 ohm.m 19.1 38 10-8 ohm.m
Environmental Properties
  Resistance Factors
1=Poor 5=Excellent
Flammability 5
Fresh Water 5
Organic Solvents 5
Oxidation at 500C 3
Sea Water 5
Strong Acid 2
Strong Alkalis 5
UV 5
Wear 5
Weak Acid 4
Weak Alkalis 5

This data is provided subject to AZoM.com's terms and conditions. Data reproduced with permission of Granta Design Limited www.grantadesign.com

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