Mechanical One Pager

Mechanical Laboratory Machine Specifications

Mechanical Laboratory Machine Specifications

Rolling Contact Fatigue Simulator

  • Capabilities

·     3 in vertical and lateral stroke

·     48 in longitudinal stroke

·     Load or displacement control

·     Adjustable lateral shift, angle of attack, and roll

·     Adjustable vertical loads

·     Adjust wheelset traction effort

·     Wheel sizes from 28 in to 40 in

·     Multiple bearing sizes allowed

·     Water and grease ingress capable

  • Typical Tests

·     Cyclic rolling contact testing

 

660 Load Frame

  • Capabilities

·     Sample area: 230 in L x 230 in W x 40 in H

·     660 kips compression only

·     6 in stroke

·     Load or displacement control

·     Fatigue testing

·     Failure testing

·     Ramp testing

  • Typical Tests

·     M-202 bolster certification testing

·     M-203 side frame certification testing

·     Large-scale 3- and 4-point bend tests

·     Deformation/destructive testing

660 Load Frame

  • Capabilities

·     Sample area: 230 in L x 230 in W x 40 in H

·     660 kips compression only

·     6 in stroke

·     Load or displacement control

·     Fatigue testing

·     Failure testing

·     Ramp testing

  • Typical Tests·     M-202 bolster certification testing·     M-203 side frame certification testing·     Large-scale 3- and 4-point bend tests

    ·     Deformation/destructive testing

Strong Floor Load Frame

  • Capabilities

·     Sample area (A): 12 in L x 9 in W x 3x H

·     110-330 kips compression

·     10 in vertical stroke

·     Sample area (B): 18 in L x 9 in W 3 in H

·     50 kips vertical compression

·     35 kips horizontal compression and tension

·     6 in vertical stroke

·     6 in horizontal stroke

·     Strong floor w/36 in x 36 in tie down grid

·     Load or displacement control

·     Fatigue testing

·     Cyclic testing

·     Failure testing

·     Ramp testing

  • Typical Tests

·     Truck warp stiffness testing

·     AREMA tie testing:

–    Test 1A/1B: Bending–Rail Seat Pos/Neg

–    Test 1C: Bending–Center Negative

–    Test 2: Rail/plate area compression

–    Test 5B: Fastener Longitudinal Restraint

–    Test 5D: Fastener Lateral Load Restraint

–    4.9.1.4 Rail Seat Vertical Load Test

–    4.9.1.6 Center Negative Bending Moment Test

–    4.9.1.7 Center Positive Bending Moment Test

–    Test 6: Tie and Fastener System Wear/Deterioration Test

50-kip Medium Load Frame

  • Capabilities

·     Sample area: 84 in L x 48 in W x 33 in H

·     50 kips compression and tension

·     6 in stroke

·     Load or displacement control

·     Fatigue testing

·     Cyclic testing

·     Failure testing

·     Ramp testing

  • Typical Tests·     AREMA tie testing:-  Test 1A/1B: Bending – Rail Seat Pos/Neg-  Test 1C: Bending – Center Negative

    –  Test 3A: Embedded Shoulder/Screw Spike/Spike/Threaded Insert Pullout

    –  Test 3B: Spike Lateral Restraint

    –  Test 5A: Fastener Uplift

    –  Test 5B: Fastener Longitudinal Restraint

    –  Test 5D: Fastener Lateral Load Restraint

    –  4.9.1.4 Rail Seat Vertical Load Test

    –  4.9.1.6 Center Negative Bending Moment Test

    –  4.9.1.7 Center Positive Bending Moment Test

    –  4.9.1.8 Bond Development, Tendon Anchorage, and Ultimate Load Test

Bearing Rig Tester

  • Capabilities

·     2- to 100-kip vertical compression actuators

·     1- to 50-kip lateral compression actuators

·     3 in stroke (all three actuators) load controlled

·     Axle rotation VFD controlled up to 1200 rpm

·     Cyclic testing

·     Failure testing

·     Ramp testing

·     Temperature, speed, torque resistance, load levels continuously monitored

  • Typical Tests

·     Bearing roll resistance testing

·     Bearing durability testing

·     Acoustic bearing testing

·     Axle defect testing

·     Bearing adapter testing

·     Monitored continuously for bearing distress

·     Water spray testing

50-kip Pedestal Load Frame

  • Capabilities

·     Sample area: 24 in W x 60 in H

·     50 kips compression and tension

·     6 in stroke

·     Load or displacement control

·     Fatigue testing

·     Cyclic testing

·     Failure testing

·     Ramp testing

  • Typical Tests

·     AAR open top loading rules – strap testing

·     PET straps

·     Nylon straps

·     Steel straps

50-kip High Speed Pedestal Load Frame

  • Capabilities

·      Sample Area: 24 in W x 60 in H

·      50 kips compression and tension

·      10 in stroke

·      Load or displacement control

·      Fatigue testing

·      Cyclic testing

·      Failure testing

·      Ramp testing

  • Typical Tests

·      Capable of speeds up to 10 in./sec.
(60 gpm servo-valve)

·      Conformance tests on dampers, vertical and lateral and any other orientation

·      Conformance tests on radial dampers

·      Conformance tests on springs (individual and group packages)

·      Conformance of polymer side bearings

Rolling Load Machine

  • Capabilities

·      33 in stroke

·      Speed: 30 cycles/minute

·      50,000 pounds maximum wheel load

·      Capable of running 24 hours/day

·      Rail sample length: 54 in (±¼ in)

·      2,000,000-cycle test approximately 57 days

  • Typical Tests

·      AREMA Ch. 4, Part 3 Joining of Rail

·      Cyclic fatigue testing of joint bars

·      Cyclic fatigue testing of welded rail

·      Cyclic fatigue testing of rail head coatings

·      Cyclic fatigue testing of instruments attached to rail

Environmental Chamber

  • Capabilities

·      –65°C to 85°C operating range·      Programable waveforms

·      Water and compressed air capable

  • Typical Tests

·     Brake valve testing
·     Actuator performance testing

Knuckle Fatigue Tester

  • Capabilities

·      Tension fatigue testing up to 300 kips
·      Coupler Type E

  • Typical Tests

·     M-216 Dynamic Fatigue Test