Static Fatigue of a Sintered Silicon Nitride.

Abstract

The static fatigue resistance of a sintered silicon nitride was assessed at elevated temperature in air. The material was developed for heat engine applications. No difference in ambient or elevated temperature behavior was noted for the injection-molded or slip-cast versions. The material can maintain 150 MPa flexural stress for up to 1000 hours at 1200 C but is susceptible to slow crack growth and creep phenomena at higher stresses. Originator supplied keywords include: Stress rupture; Strength(general). (Author)

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Document Details

Document Type
Technical Report
Publication Date
Oct 01, 1984
Accession Number
ADA158813

Entities

People

  • G. D. Quinn

Organizations

  • United States Army Research Laboratory

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Advanced Materials
  • Ceramic Materials
  • Composite Materials
  • Engineered Materials
  • Engineering
  • Fabrication
  • Materials
  • Materials Engineering
  • Materials Laboratories
  • Materials Processing
  • Materials Science
  • Mechanics
  • Physics Laboratories
  • Propulsion Systems
  • Resistance
  • Standards
  • Technical Ceramics

Readers

  • Mechanical Engineering/Mechanics of Materials.
  • Structural Health Monitoring of Composite Structures.
  • Thin Film Deposition Science.