Wyoming Test Fixtures Inc.

Design and fabrication of all types of mechanical test fixtures for testing composites, plastics, ceramics, metals, adhesives, fasteners and sandwich panels.

2960 E Millcreek Rd.
Salt Lake City, UT 84109 US

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A Message from Wyoming Test Fixtures Inc.

WYOMING TEST FIXTURES, INC.

Wyoming Test Fixtures, Inc. is dedicated to designing and fabricating mechanical test fixtures of the highest quality at the lowest possible prices.

As Seen In CompositesWorld

Glass transition temperature testing of composites
The glass transition temperature of polymer matrix composites (PMCs) is determined by a series of tests at increasing temperatures.

Shear testing of high-shear strength composite laminates
CW columnist Dan Adams compares three V-notched shear test configurations used to measure the shear stiffness and shear strength of composite materials.

Composite tensile specimen design

Gripping composite test specimens: Options and guidance
Orthotropic behavior of composites test specimens makes load introduction uniquely challenging.

Bearing testing of composites
CW columnist Dr. Dan Adams (Wyoming Test Fixtures, Salt Lake City, UT, US) reviews the available options for testing the bearing strength of mechanically fastened composite joints.

Notched testing of composites
Open-hole test methods were developed in the early 1980s to compare toughness increases in new composite materials.

Fracture mechanics testing of composites
Dr. Daniel O. Adams, professor of mechanical engineering and director of the Composite Mechanics Laboratory at the University of Utah, and vice president of Wyoming Test Fixtures Inc. (Salt Lake City, UT, US), addresses ways to acquire mechanical test data and then calculate the values for the composite material property of fracture toughness.

V-notched shear testing of composites
Dr. Daniel O. Adams, professor of mechanical engineering and director, for 18 years, of the Composite Mechanics Laboratory at the University of Utah, and VP of Wyoming Test Fixtures Inc. (Salt Lake City, UT, US), reviews the most popular V-notched shear test methods for composite materials.

Optimum unidirectional compression testing of composites
Dr. Daniel O. Adams, a professor of mechanical engineering, the director of the Composite Mechanics Laboratory at the University of Utah, and VP of Wyoming Test Fixtures Inc. (Salt Lake City, UT, US) discusses the complex relationship between composite tensile and compressive properties, why that makes it necessary to perform both tension and compression testing, and how best to perform the latter.

Methods for interlaminar tensile testing of composites: A comparative evaluation
Dr. Daniel O. Adams, professor of mechanical engineering and director of the Composite Mechanics Laboratory at the University of Utah and VP of Wyoming Test Fixtures Inc. (Salt Lake City, UT, US) compares and contrasts the direct and indirect loading methods for interlaminar tensile testing of composites.

Tensile testing composites: Simple concept, difficult in practice
Dr. Daniel O. Adams, professor of mechanical engineering and director of the Composite Mechanics Laboratory at the University of Utah, and the vice president of Wyoming Test Fixtures Inc. (Salt Lake City, UT, US), takes over for his father, Dr. Donald F. Adams, as the anchor writer in CompositesWorld magazine's revamped CW Design and Testing column. First subject? The challenges of tensile testing unidirectional composites.

The Picture Frame Shear Test method
Dr. Donald F. Adams (Wyoming Test Fixtures, Salt Lake City, Utah) reviews the history of the Picture Frame Shear Test method.

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.

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.

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.

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.

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.

HPC's 20th Anniversary: Thanks to HPC’s charter advertisers
Every trade publication lives and dies by its advertisers, and those who had the gumption to ante up for HPC’s premier issue are listed here and those who are still with us (see page numbers below) are gratefully recognized with the HPC 20th Anniversary Medallion.

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.

Thickness-tapered unidirectional composite specimens
Sometimes a testing concept is known for a long time but is never developed into an established test method.

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.

Product Categories of Wyoming Test Fixtures Inc.

Testing, gauging, monitoring, analytical equipment and software
  • Compression-after-impact testers
  • Fatigue-testing equipment
  • Flexural testers
  • Impact-testing equipment
  • Mechanical test fixtures
  • Modulus testers
  • Tack monitoring equipment
  • Tensile testers
  • Other testing equipment
Composite Structures & Components
  • Ceramic matrix composites
Design, testing, consulting, other services
  • Consulting
    • Consulting, materials
  • Testing
    • Testing, materials
    • Testing, product