MatWeb - Material Property Data Advertise with MatWeb!     Register Now
Data sheets for over 180,000 metals, plastics, ceramics, and composites.
MatWeb - Material Property Data HOME  •   SEARCH  •   TOOLS  •   SUPPLIERS  •   FOLDERS  •   ABOUT US  •   FAQ  •   LOG IN    
Recently Viewed Materials (most recent at top)  

Login to see your most recently viewed materials here.

Or if you don't have an account with us yet, then click here to register.

  Searches:   Advanced  | Category  | Property  | Metals  | Trade Name  | Manufacturer  | Recently Viewed Materials
  

Elmet Technologies

(Viewing data as-entered. Click here to return)
Thulium, Tm
Categories: Metal; Nonferrous Metal; Pure Element

Material Notes: Physical Form: Silver Metal; Hexagonal

Vendors: Click here to view all available suppliers for this material.

Please click here if you are a supplier and would like information on how to add your listing to this material.

 
Physical PropertiesOriginal ValueComments
Density 9.33 g/cc
 
Chemical PropertiesOriginal ValueComments
Atomic Mass 168.9342168.93421 - 1995
Atomic Number 69
X-ray Absorption Edge 0.2089 ÅK
 1.22708 ÅLI
 1.28856 ÅLII
 1.4314 ÅLIII
Electronegativity 1.25Pauling
Ionic Radius 0.870 ÅCrystal Ionic Radius for Valence +3
 
Mechanical PropertiesOriginal ValueComments
Hardness, Vickers 48
Tensile Strength, Ultimate 140 MPa
Tensile Strength, Yield 60.0 MPa
Elongation at Break 12 %
Tensile Modulus 74.0 GPa
Bulk Modulus 44.5 GPa
Poissons Ratio 0.213
Shear Modulus 30.5 GPa
 
Electrical PropertiesOriginal ValueComments
Electrical Resistivity 0.0000676 ohm-cm
Magnetic Susceptibility 0.000154cgs/g
Curie Temperature -241 °C
 
Thermal PropertiesOriginal ValueComments
Heat of Fusion 110 J/g
CTE, linear 8.80 µm/m-°Calong a-axis
 22.2 µm/m-°Calong c-axis
 13.3 µm/m-°C
@Temperature 20.0 °C
Bulk
Specific Heat Capacity 0.123 J/g-°CGas
 0.160 J/g-°C
Thermal Conductivity 16.9 W/m-KPolycrystalline Sample
Melting Point 1530 - 1560 °C
Boiling Point 1950 °C
Heat of Formation 0.000 kJ/molCrystal
 232.2 kJ/molGas
 
Component Elements PropertiesOriginal ValueComments
Thulium, Tm 100 %
 
Descriptive Properties
CAS Number7440-30-4
SolubilitySoluble in diluted Acid

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

Users viewing this material also viewed the following:
Thallium, Tl
Thorium, Th
Osmium, Os; Annealed
Samarium, Sm
Terbium, Tb

AMETm00 / 117

New MatWeb Services

Please read our License Agreement regarding materials data and our Privacy Policy. Questions or comments about MatWeb? Please contact us at info@matweb.com. We appreciate your input.

The contents of this web site, the MatWeb logo, and "MatWeb" are Copyright 1996-2025 by MatWeb, LLC. MatWeb is intended for personal, non-commercial use. The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC.