Read Consulting

Materials Failure Analysis and Process Engineering

  • Home
  • About
  • Contact
FacebookTwitterLinkedinYouTubeRSS Feed

Home Featured

  • Experience
  • Failure Analysis
  • Processing
  • Laboratory
  • Blog
  • White Papers
You are here: Home / Archives for NiS particle

Failure Analysis of Broken Tempered Glass Window

January 24, 2011 By Tom Read Leave a Comment

Failure analysis of tempered glass windows is normally impossible because the failed window falls apart into a large number of similar pieces, and locating the origin is impossible. However, there are cases when the window remains intact, and root cause failure analysis is possible. In this case the glass expert was able to preserve the […]

Filed Under: Failure Analysis Tagged With: Nickel Sulfide, NiS particle, Photomicrograph, Tempered Glass, Window

Nickel Sulfide Particles in Tempered Glass

November 28, 2010 By Tom Read Leave a Comment

Glass failure analysis expert witness performs a failure analysis on a tempered glass window. The failure was initiated by a nickel sulfide, NiS particle. The glass failure analysis expert was able to retrieve both halves of the failure origin. One side of the failure origin contained the protruding NiS particle. On the other side of […]

Filed Under: Failure Analysis Tagged With: Glass, Manufacturing Defect, Nickel Sulfide, NiS particle, Window Failures

Glass Expert Discusses Nickel Sulfide Spontaneous Failures

October 10, 2010 By Tom Read Leave a Comment

Glass failure analysis expert witness demonstrates that in the case of the spontaneous failure of tempered glass, the tempered glass failure is caused by the NiS particle. The failed glass door was taken apart to reveal the NiS particle. At this point the Wallner lines surrounding the NiS particle were located. The Wallner lines domonstrate […]

Filed Under: Failure Analysis Tagged With: Expert Witness, Glass, Nickel Sulfide, NiS particle, Tempered Glass

Tempered Glass Expert Shows Multple Views of Nickel Sulfide Particle

March 15, 2009 By Tom Read 2 Comments

The result of a failure analysis, a glass expert presents several views of a 180µ diameter origin (nickel sulfide particle) of a failed tempered glass door. The upper left photomicrograph is taken with a low power optical microscope and it includes the NiS particle and the initial Wallner lines. Upper right and lower left are […]

Filed Under: Failure Analysis Tagged With: Glass Expert, Nickel Sulfide, NiS particle, Tempered Glass

Failure Analysis Expert Performs Glass Failure Analysis

February 14, 2009 By Tom Read Leave a Comment

Glass expert performs a failure analysis on a failed tempered glass door. The spontaneous glass failure was analyzed to determine the cause of failure. This was one of several doors that failed spontaneously on a new high rise. Fortunately, the door did not fall apart; thus, the failure origin could be preserved. The upper left […]

Filed Under: Failure Analysis Tagged With: Glass, Glass Failure, NiS particle, Tempered Glass

Read Consulting Failure Analysis

Thomas L. Read, PhD,
1435 Fulton Road Santa Rosa, CA
Phone: 707-494-5089
email: info@readconsulting.com

  • Home
  • About
  • Experience
  • Expertise
  • Laboratory
  • Failure Analysis
  • Blog
  • White Papers

Read Consulting Failure Analysis

Thomas L. Read, PhD,
1435 Fulton Road Santa Rosa, CA
Phone: 707-494-5089
email: info@readconsulting.com

Connect With Read Consulting

FacebookTwitterLinkedinYouTubeRSS Feed

Registered Professional Engineer

Thomas L. Read, PhD., CEO
Registered Professional Engineer
Certificate No. MF002174
State of California.

Copyright © 2025 Read Consulting · Materials Failure Analysis And Process Engineering