Fatigue Grips
GB5-200 Fracture Mechanics Clevis Grips
Rated from -40°C to 150°C (-40°F to 300°F)
Clevis design
Maximum specimen widths from 12.7 mm to 50.8 mm (0.50 in. to 2.00 in>)
Pin diameters from 12.7 mm to 50.8 mm (0.50 in. to 2.00 in.)
GB5-250 High Temperature Fracture Mechanics Clevis Grips
Rated from ambient temperature to 900°C (1,650°F)
Clevis design
Maximum specimen widths of 12.7 mm or 25.4 mm (0.50 in. or 1.00 in.)
Pin diameter of 12.7 mm (0.50 in)
GB5-300 Mechanical Wedge Tension Fatigue Grip
Fatigue ratings from 25 kN to 100 kN (5,625 lbf to 22,500 lbf)
Rating increases to 150 % when used in static applications
Works well with either round or flat specimens
Maximum specimen thicknesses or diameters from 12 mm to 20 mm (0.47 in. to 0.79 in.)
GB5-400 Hydraulic Wedge Fatigue Grip
Load ratings from 25 kN to 1,000 kN (5,625 lbf to 225,000 lbf)
Rated for both static and fatigue testing
Hydraulic actuation
Temperature ratings up to 350°C (662°F)
GB5-600 High Alignment Hydraulic Grips
Load ratings from 50 kN to 300 kN (11,250 lbf to 67,500 lbf)
Hydraulic actuation
Designed to cycle dynamically through zero-load
Temperature ratings up to 1,000°C (1,800°F)
GB5-700 High Temperature High Alignment Hydraulic Grips
Load ratings up to 250 kN (56,250 lbf)
Rated up to 900°C (1,650°F)
For tension and compression tests alike
Electrically operated valves
GB5-800 Hydraulic Axial Torsion Wedge Fatigue Grip
Axial load ratings up to 100 kN (22,500 lbf)
Torsional load ratings up to 2 kNm (17,500 lbf∙in)
Hydraulic actuation
Applies to either static or dynamic tests
GB5-900 High Alignment Mechanical Grip
Load ratings of 25 kN and 50 kN (5,625 lbf and 11,250 lbf)
Interfaces with metal specimens with buttonhead or threaded attachments
Can perform either static or dynamic tests
Available temperature ratings up to 1,000°C (1,800°F)
Fatigue Grips and Fixtures for Test Standards
The table below lists common industry standards test methods for fatigue testing applications, organized by material type, and including associated test fixtures required by each standard.
If you need a fixture for a test that is not listed, please contact us for pricing information. In some cases, a universal grip or fixture can perform multiple tests and sample types. Contact us for help.
| Model | Standard | Materials |
|---|---|---|
| GF1717 | ASTM F1717 | Biomedical |
| GF2077 | ASTM F2077 | Biomedical |
| GD7774-103 | ASTM D7774 | Plastics |