Exploring the: Testing Zone

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Published: 7/1/2011

The Combined Loading Compression (CLC) test method
Dr. Don Adams discusses the relative merits of the ASTM-adopted combined loading compression (CLC) test method.

Published: 5/2/2011

Tabbing composite test specimens: The how
The when and why of tabbing composite test specimens were the subjects of my previous column (see “Tabbng composite test specimens: When and why," under "Editor's Picks," at right), which included a discussion of tabbing mat...

Published: 3/1/2011

Tabbing composite test specimens: When and why
Dr. Don Adams (Wyoming Test Fixtures Inc., Salt Lake City, Utah) discusses when and why test specimens must be protected by tabs.

Published: 1/1/2011

Fiber-matrix interfacial bond test methods
Dr. Don Adams describes six single-fiber methods for testing fiber-matrix interfacial bond strength.

Published: 11/1/2010

Transverse flexure testing
Dr. Donald Adams examines test methods for determining the transverse tensile strength of a composite formed from unidirectional plies.

Published: 9/23/2010

The short beam shear test
Dr. Don Adams (Wyoming Test Fixtures Inc., Salt Lake City, Utah) discusses short beam shear testing methodology.

Published: 8/31/2010

Fastener shear test methods
Dr. Donald Adams (Wyoming Test Fixtures, Salt Lake City, Utah) appraises existing methods for testing the performance of fasteners loaded in transverse shear.

Published: 7/1/2010

Guide for Testing Polymer Matrix Composite Materials
Dr. Donald Adams offers insight into ASTM D 4762, a compendium of knowledge about standards relevant to testing polymer composites.

Published: 4/30/2010

Block shear strength of adhesive bonds
Dr. Don Adams describes two methods (ASTM D 905 and ASTM D 4501) for loading adhesive bonds in direct shear while minimizing undesirable peel and through-thickness tensile stresses.

Published: 1/27/2010

Additional grip types for tensile test specimens
Dr. Don Adams follows up a previous discussion of wedge grips for testing tensile specimens with a sampling of other grip types.