Extensometers

Gage lengths from 3.0 mm to 12 mm (0.12 in. to 0.47 in.)
Measuring ranges from 5 % to 100 % strain
Applicable to either tension or compression testing
May be used in static or cyclic tests

Averages two strain readings from either side of the specimen to return the average result
Both strain readings may be returned independently if desired
Gage lengths from 25 mm to 50 mm (1 in. to 2 in.)
Measuring ranges from 1.2 mm and 2.5 mm (0.050 in. and 0.100 in.)

Rated from ambient temperatures to 1,200°C (2,200°F)
All standard units meet existing ASTM class B-1 and ISO 9513 class 0,5 requirements for accuracy
Allows for accurate, high temeperature strain measurement
Self-supporting on the test specimen

Measures displacement for transverse testing
Designed for specimens up to 25 mm (1 in) in diameter or width
Lightweight and self-supporting

Measures displacement for axial tensile, compression, and cyclic testing
Gage lengths from 10 mm to 50 mm (0.5 in to 2.0 in)
Measuring ranges from 5% to 100% strain
Lightweight and self-supporting

Gage lengths from 25 mm to 200 mm (1.0 in. to 7.9 in.)
Averages strain readings from opposite sides of the specimen
Designed for large, compression test specimens
Lightweight and self-supporting

Measures the change in circumfrance of a test specimen
Can be used for specimen diameters from 50 mm to 200 mm (2.0 in. to 7.9 mm)
Chain links can be removed to adjust the gage diameter
Self-supporting on the specimen

Gage lengths from 10 mm to 50 mm (0.39 in. to 1.97 in.)
Standard temperature rating of ambient to 1,200°C (2,200°F)
Optional temperature rating upto 1,600°C (2,900°F)
Gripping arms made to order

Simultaneously measures both axial and torsional strain
Applicable to both static and cyclic testing
Bidirectional
Self-supporting on the specimen

Simultaneously measures both axial and torsional strain
Temperature ratings of 1,200°C or 1,600°C (2,200°F or 2,900°F)
Bidirectional
Self-supporting on the specimen

Temperature rated from ambient to 540°C (1,000°F)
Gage lengths from 10 mm to 50 mm (0.39 in. to 2.0 in.)
Can be used for tension or compression testing
Can be used for static or dynamic testing

Performs bi-axial or averaging axial strain measurement
Available gage lengths of 10 mm and 50 mm (0.39 in. and 2.0 in.)
Self-supporting on the specimen
Safety mechanisms protect the unit during specimen fracture

Specially designed to interface with bolt specimens
Adjustable to accomodate gage lengths between 25 mm to 150 mm (1 in. to 6 in.)
Self-supporting on the specimen
Designed with breakaway arm to prevent damage during specimen fracture

Used for measuring transverse strain on flat or round specimens
Gage widths from up to 25 mm (1.0 in)
Self-supporting on the specimen
Standard temperature rating from -40°C to 100°C (-40°F to 210°F)

Temperature rated from -40°C to 1,000°C (-40°F to 1,830°F)
Used for transverse or diametral strain measurement
Options available for vacuum applications
Applicable for high-frequency cyclic testing

Rated to 540°C (1000°F)
Gage lengths from 3.0 mm to 12.5 mm (0.12 in. to 0.49 in.)
Self-supporting on the specimen
Voltage output is user-specified (±5 VDC or ±10 VDC typical)

For measuring transverse or diametral strain
Rated up to 540°C (1,000°F)
Specimen diameters up to 25 mm (1 in)
Protected during specimen fracture to avoid damage

Gage lengths of 25 mm and 50 mm (1.0 in. and 2.0 in.)
Maximum elongations from 130 mm to 500 mm (5.0 in. to 20 in.)
Comes with adjustable and magnetic mounting base
Rated from 1°C to 125°C (34°F to 257°F)

Gage lengths from 70 mm to 100 mm (2.8 in. to 3.9 in.)
Includes two axial units to measure strain of two different locations
Usable for static or dynamic testing
For dynamic testing, usable up to 40 Hz

Gage lengths from 25 mm to 100 mm (1.0 in. to 3.9 in.)
For specimen diameters from 100 mm to 150 mm (4 in. to 6 in.)
Usable for static or dynamic testing
For dynamic testing, usable up to 40 Hz

Tests for axial and transverse or diametral strain simultaneously
Gage lengths from 0.76 mm to 2 mm (0.030 in. to 0.079 in.)
For specimen diameters from 100 mm to 150 mm (4 in. to 6 in.)
Breakaway fixturing to avoid damage during specimen fracture

Measures the increase in diameter of a compression specimen
Lightweight and self-supporting on the specimen

Submersible design to be used with biomedical baths
Usable with water, saline solutions, or other liquids
Calibrated to user-specified voltage
Wide range of gage lengths available

Designed for working with environmental chambers
Utilizes clip-on or adhesive markers to determine gage length
Resolution of 1 micron

Non-contacting strain measurement
Can track multiple points simultaneous
Strain data available for plotting live against load
Can store individual images for further analysis

Designed for applications that deal with very elastic material, such as rubber
No inherent gage length, allowing it to be used for almost any sized specimen
Maximum travel ratings up to 1,100 mm (43 in)
Adjustable clips allow for gripping onto various specimen thicknesses and materials