NCX-34 ( Si3N4 )

Reference: NIST Technical Note

Reference: NIST Structural Ceramics Database

Note: About Property Data Summaries.

Note: Abbreviations and Other Notes

Note: Other Materials



Material Summary:

                      [Ref. 1]                         
Manufacturer........: Norton Company          
Material Designation: NCX-34  
Material Form.......: polycrystal     
Composition.........: Si3N4
Processing..........: Hot pressed




References:

   [1] R. J. Gettings and G. D. Quinn, "Surface Crack in Flexure (SCF) Measurements of the
       Fracture Toughness of Advanced Ceramics," Ceramic Engineering and Science Proceedings,
       Vol. 16, pp. 539-544 (1995)




Property Table:

Temperature = 23 °C

Grain    Porosity    Fracture      Fracture   Measurement  Measurement  Comments
Size                 Toughness     Energy     Method       Environment
[µm]       [%]       [MPa·m1/2]     [J/m2] 
------   --------   ------------   ---------  -----------  -----------  --------------------------------
                        6.35                      SCF          air       Ref. 1; E = 310 GPa, nu = 0.27,
                                                                                 density = 3.37 g/cm3
--------------------------------------------------------------------------------------------------------


Privacy Statement/Security Notice
Disclaimer | FOIA

NIST is an agency of the
U.S. Commerce Department

Date created: 08 February 2001
Last updated: 08 February 2001

Technical inquiries:
Ceramics Division
NIST, 100 Bureau Drive, Stop 8520, Gaithersburg, MD 20899-8520.
Phone (301) 975-6119
Fax (301) 975-5334

Ceramics website comments:
Ceramics Webmaster

General NIST inquiries:
Public Inquiries Unit:
Phone (301) 975-NIST (6478)
TTY (301) 975-8295