Rotating Beam Fatigue System

Material Fatigue Life Using Rotation

Material Fatigue Life Using Rotation

Material Fatigue Life Using Rotation

Model No. :

eXpert 9300

Model No. : eXpert 9300

Brand : Admet

The eXpert 9000 utilizes a high-speed rotational mechanism to apply constant bending stress to cylindrical specimens for material fatigue life determination. This specialized system is engineered to simulate high-cycle stress conditions efficiently, providing precise data on the endurance limits of various metals and alloys.

  • High speed motor reaching 3600 rpm

  • Adjustable bending moments for precise loading

  • Automated shutoff upon specimen fatigue failure

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− Features

  • Uses four-point beam loading condition to provide a consistent bending stress across the gauge section of the specimen
  • eP2 Controller for system control and cycle counting
  • Sample Break detection
  • Safety shield with interlock switch
  • Multiple collet sizes available depending on the specimen geometry

How it Works

To perform a test with ADMET’s Rotating Beam Tester, a sample is placed in the machine and a force is applied via a bending moment from a secondary actuator. The force induces a surface stress that will be tensile on one side of the sample and compressive on the opposite side. When the test is started, the sample will rotate at the desired rate and this rotation will cause the surfaces to interchange so that each surface experiences alternating tensile and compressive stresses. The sample is left in the machine until failure at which point ADMET’s eP2 controller will display the number of cycles it took for the sample to fail. Running a series of tests on identical samples with varying stresses will allow the user to create an S-N curve.

+ Technical Specifications

+ Standards

Features
  • Uses four-point beam loading condition to provide a consistent bending stress across the gauge section of the specimen
  • eP2 Controller for system control and cycle counting
  • Sample Break detection
  • Safety shield with interlock switch
  • Multiple collet sizes available depending on the specimen geometry

How it Works

To perform a test with ADMET’s Rotating Beam Tester, a sample is placed in the machine and a force is applied via a bending moment from a secondary actuator. The force induces a surface stress that will be tensile on one side of the sample and compressive on the opposite side. When the test is started, the sample will rotate at the desired rate and this rotation will cause the surfaces to interchange so that each surface experiences alternating tensile and compressive stresses. The sample is left in the machine until failure at which point ADMET’s eP2 controller will display the number of cycles it took for the sample to fail. Running a series of tests on identical samples with varying stresses will allow the user to create an S-N curve.

Specification Unit Standard System Value
Moment Capacity (applied to each spindle) Nm
inlb
50
443
Rotational Speed rpm 300 – 6000
Sample Diameter Range mm
in
1 – 20
0.04 – 0.79
Collet Separation (Up to) mm
in
100
4
System Size (W X D X H) mm
in
1,118 x 914 x 241
44x 36 x 9.5
System Weight (est.) kgf
lbf
45
100
Power 220 VAC, 1PH, 3PH, 10 Amp

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