An Introduction to Dysprosium

Material: An Introduction to Dysprosium
Composition: >99%Dy
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.0188 0.0192 m3/kmol 1147.25 1171.66 in3/kmol
Density 8.5 8.6 Mg/m3 530.638 536.881 lb/ft3
Energy Content 200 500 MJ/kg 21667.7 54169.3 kcal/lb
Bulk Modulus 36 44 GPa 5.22136 6.38166 106 psi
Compressive Strength 200 360 MPa 29.0075 52.2136 ksi
Ductility 0.02 0.08 0.02 0.08 NULL
Elastic Limit 200 360 MPa 29.0075 52.2136 ksi
Endurance Limit 85 235 MPa 12.3282 34.0838 ksi
Fracture Toughness 40 95 MPa.m1/2 36.4019 86.4544 ksi.in1/2
Hardness 400 950 MPa 58.0151 137.786 ksi
Loss Coefficient 0.0006 0.0013 0.0006 0.0013 NULL
Modulus of Rupture 200 360 MPa 29.0075 52.2136 ksi
Poisson's Ratio 0.232 0.247 0.232 0.247 NULL
Shear Modulus 24 26 GPa 3.4809 3.77098 106 psi
Tensile Strength 220 470 MPa 31.9083 68.1677 ksi
Young's Modulus 61 64 GPa 8.8473 9.28241 106 psi
Glass Temperature K °F
Latent Heat of Fusion 100 110 kJ/kg 42.992 47.2912 BTU/lb
Maximum Service Temperature 500 620 K 440.33 656.33 °F
Melting Point 1675 1685 K 2555.33 2573.33 °F
Minimum Service Temperature 0 0 K -459.67 -459.67 °F
Specific Heat 165 180 J/kg.K 0.127687 0.139294 BTU/lb.F
Thermal Conductivity 10 10.7 W/m.K 18.7203 20.0308 BTU.ft/h.ft2.F
Thermal Expansion 8 11 10-6/K 14.4 19.8 10-6/°F
Breakdown Potential MV/m V/mil
Dielectric Constant NULL
Resistivity 60 120 10-8 ohm.m 60 120 10-8 ohm.m
Environmental Properties
  Resistance Factors
1=Poor 5=Excellent
Flammability 3
Fresh Water 1
Organic Solvents 5
Oxidation at 500C 1
Sea Water 1
Strong Acid 1
Strong Alkalis 1
UV 5
Wear 5
Weak Acid 1
Weak Alkalis 1

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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