Civil engineering & Material Testing equipments

Electric Extensometer For material testing machines

electric extensometer for deformation measurement

 

Description

The YSJ series extensometer can be used for axial or radial deformation measurement, resistance strain principle adopted, the elastic body is made of special alloy material, it’s kind of easy operation strain measurement transducer.

Technical specifications

Model

YSJ

Principle

Resistance strain

Elastic material

Special alloy

Deformation range

Z Model

≤ 50mm

J Model

≤3mm

Scale length

Z Model

10~600mm

J Model

10~30mm

Output signal

Analog

Measure parameter

Z Model

Elastic modulus, Rpxx, Rtxx, elongation rate

J Model

Fracture mechanics, Poisson ratio, plastic strain ratio, KIC,COD

Accuracy

±0.5%

Sensitivity

2

Repeatability

98(%F.S.)

Linearity

100(%F.S.)

Delay

0.1(%F.S.)

Drift

0.001

 

Model Deformation mode Scale length/mm Deformation/mm
YSJ25/2.5-ZC Axial 25 2.5
YSJ25/5-ZC Axial 25 5
YSJ25/10-ZC Axial 25 10
YSJ25/12.5-ZC Axial 25 12.5
YSJ50/5-ZC Axial 50 5
YSJ50/10-ZC Axial 50 10
YSJ50/25-ZC Axial 50 25
YSJ100/10-ZC Axial 100 10
YSJ100/25-ZC Axial 100 25
YSJ100/50-ZC Axial 100 50
YSJ250/10-ZC Axial 250 10
YSJ12.5/3-JC Radial 12.5 3
YSJ500/25-ZC Axial 500 25
YSJ600/15-ZC Axial 600 15

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