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Axial Extensometers with Multiple Gage Lengths

These axial extensometers are available in multiple gage lengths to provide flexibility to run a variety of tests without recalibration. They are designed to measure and control strain on a variety of different specimen types.

  • Tension
  • Compression
  • Fatigue
  • Metals
  • Plastics
  • Polymers
  • Rubber
  • Composites
  • ASTM D3039
  • ISO 527-2
  • ISO 527-5
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FULL PRODUCT INFORMATION

  • Measure and control strain on a variety of different specimen types using this configurable extensometer
  • Features multiple gage lengths to provide flexibility to run a variety of tests without recalibration
  • 9 gage lengths available between 10 mm and 50 mm in the metric models
  • 6 gage lengths available in the US customary models
  • Easy gage length changeover reduces set-up time between tests
  • Quick attachment fixtures are included and can accommodate:
    • Round specimens with diameters from 2.5 to 14.0 mm (0.10 to 0.56 in)
    • Flat specimens ranging in thickness from 10.5 to 26.0 mm (0.42 to 1.02 in)
  • Meets or exceeds requirements for calibration according to ASTM E83 Class B2 and ISO 9513 Class 0.5 standards

Axial Extensometers with Multiple Gage Lengths

Metric Units

AVAILABLE GAGE LENGTHS

MEASURING RANGE (% STRAIN, ROUNDED TO NEAREST 1%)

10 mm

+40% / -20%

15 mm

+27% / -13%

20 mm

+20% / -10%

25 mm

+16% / -8%

30 mm

+13% / -7%

35 mm

+11% / -6%

40 mm

+10% / -5%

45 mm

+9% / -4 %

50 mm

+8% / -4%

 

US Customary Units

AVAILABLE GAGE LENGTHS

MEASURING RANGE (% STRAIN, ROUNDED TO NEAREST 1%)

0.500 in

+40% / -20%

0.750 in

+27% / -13%

1.000 in

+20% / -10%

1.500 in

+13% / -4%

1.750 in

+11% / -6%

2.000 in

+10% / -5%

 

Metric Units

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INCLUDES QUICK ATTACHMENT KIT

 

MODEL NUMBER

GAGE LENGTH

MEASURING RANGE (%STRAIN)

HEIGHT MIN/MAX

LENGTH

TEMPERATURE RANGE MIN/MAX

ACTIVATION FORCE

FOR FLAT AND ROUND SPECIMENS

PART NUMBER

634.31F-2x

See Above

See Above

32.5 mm / 59.4 mm

73.8 mm

 

 

 

 

634.31F-21

 

 

 

 

-269°C / 65°C*

32 g

x

052-251-904

634.31F-24

 

 

 

 

-85°C / 120°C*

32 g

x

052-251-905

634.31F-25

 

 

 

 

-100°C / 175°C

40 g

x

052-251-906

Each 634.31E-2x extensometer includes components to set it to the nine gage lengths listed.

 

 

 

 

The extensometer weighs between 36 and 42 g, depending on the mass of the components in use.

 

 

 

 

US Customary Units

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INCLUDES QUICK ATTACHMENT KIT

 

MODEL NUMBER

GAGE LENGTH

MEASURING RANGE (%STRAIN)

HEIGHT MIN/MAX

LENGTH

TEMPERATURE RANGE MIN/MAX

ACTIVATION FORCE

FOR FLAT AND ROUND SPECIMENS

PART NUMBER

634.31E-2x

See Above

See Above

 

2.9 in

 

 

 

 

634.31E-21

 

 

 

 

-452°F / 150°F*

40 g

x

052-251-901

634.31E-24

 

 

 

 

-120°F / 250°F*

40 g

x

052-251-902

634.31E-25

 

 

 

 

-150°F / 350°F

50 g

x

052-251-903

Each 634.31E-2x extensometer includes components to set it to the six gage lengths listed.

 

 

 

 

The extensometer weighs between 36 and 42 g, depending on the mass of the components in use.