Design and Testing
The evolution of the modified D 695 compression test method
HPC's Testing Tech columnist Dr. Donald F. Adams,the president of Wyoming Test Fixtures Inc. (Salt Lake City, Utah), looks at the long metals-to-plastics-to-composites history of this well-used and much modified compression test method.
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Compact tension fracture toughness testing
Dr. Donald A. Adams, president of Wyoming Test Fixtures Inc. (Salt Lake City, Utah) discusses compact tension fracture toughness testing.
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Reversed loading flexural fatigue
Dr. Donald F. Adams, owner and president of Wyoming Test Fixtures (Salt Lake City, Utah) discusses reverse loading flexural fatigue testing and fixture design.
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Buckling of composite material compression specimens
Dr. Donald F. Adams (Wyoming Test Fixtures, Salt Lake City, Utah) rehearses the causes of, and solutions for, problems with buckling in composite compression specimens.
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The Short Beam Shear test method for composite materials
Dr. Donald F. Adams (Wyoming Test Fixtures (Salt Lake City, Utah) suggests larger support and loading cylinders for the Short Beam Shear test method.
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The Double-Notch Shear test specimen for composite materials
Dr. Donald F. Adams (Wyoming Test Fixtures Inc., Salt Lake City, Utah) recommends best practices for double-notch shear test specimens.
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Thickness-tapered unidirectional composite specimens
Sometimes a testing concept is known for a long time but is never developed into an established test method.
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Flexural test method standards for composite materials
Dr. Donald F. Adams (Wyoming Test Fixtures Inc., Salt Lake City, Utah) proposes a common-sense standard method for flexural testing of composite materials.
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Flexural testing of composite materials
Dr. Donald F. Adams (Wyoming Test Fixtures (Salt Lake City, Utah) takes look at flexural testing and promises recommendations, next time, for a unified standard.
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Composites testing at elevated temperature and moisture content
Dr. Donald F. Adams (Wyoming Test Fixtures Inc., Salt Lake City, Utah) notes the renewed interest in testing composites under hygrothermal conditions.
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