An Introduction to Palladium

Material: An Introduction to Palladium
Composition: >99.9%Pd typically
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.0088 0.0089 m3/kmol 537.009 543.111 in3/kmol
Density 11.95 12.1 Mg/m3 746.015 755.379 lb/ft3
Energy Content 1100 3300 MJ/kg 119173 357518 kcal/lb
Bulk Modulus 170 198 GPa 24.6564 28.7175 106 psi
Compressive Strength 30 225 MPa 4.35113 32.6335 ksi
Ductility 0.01 0.4 0.01 0.4 NULL
Elastic Limit 30 225 MPa 4.35113 32.6335 ksi
Endurance Limit 25 130 MPa 3.62594 18.8549 ksi
Fracture Toughness 55 125 MPa.m1/2 50.0526 113.756 ksi.in1/2
Hardness 400 1100 MPa 58.0151 159.542 ksi
Loss Coefficient 0.0011 0.0093 0.0011 0.0093 NULL
Modulus of Rupture 30 225 MPa 4.35113 32.6335 ksi
Poisson's Ratio 0.385 0.395 0.385 0.395 NULL
Shear Modulus 42 46 GPa 6.09158 6.67173 106 psi
Tensile Strength 135 360 MPa 19.5801 52.2136 ksi
Young's Modulus 118 124 GPa 17.1144 17.9847 106 psi
Glass Temperature K °F
Latent Heat of Fusion 155 165 kJ/kg 66.6377 70.9369 BTU/lb
Maximum Service Temperature 550 670 K 530.33 746.33 °F
Melting Point 1815 1827 K 2807.33 2828.93 °F
Minimum Service Temperature 0 K -459.67 °F
Specific Heat 240 250 J/kg.K 0.185726 0.193465 BTU/lb.F
Thermal Conductivity 70 77 W/m.K 131.042 144.147 BTU.ft/h.ft2.F
Thermal Expansion 10.5 12.5 10-6/K 18.9 22.5 10-6/°F
Breakdown Potential MV/m V/mil
Dielectric Constant NULL
Resistivity 10.7 11.5 10-8 ohm.m 10.7 11.5 10-8 ohm.m
Environmental Properties
  Resistance Factors
1=Poor 5=Excellent
Flammability 5
Fresh Water 5
Organic Solvents 5
Oxidation at 500C 5
Sea Water 5
Strong Acid 4
Strong Alkalis 4
UV 5
Wear 4
Weak Acid 5
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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