Materials Testing Machines, Fatigue Systems and Universal Testers Walter + Bai AG / Walter + Bai

Electromechanical universal testing machines LFM, servohydraulic fatigue systems LFV, heavy-duty TTM frames, and PH impact testers by Walter + Bai. Engineering selection.

LFM-Top Dual-Column Tabletop Testing Systems

The LFM-Top tabletop systems deliver precise static tensile, compression, and flexure testing up to 125 kN. Dual steel guide columns enhance lateral frame stiffness during off-center loading. Backlash-free ball screws driven by AC servomotors ensure accurate crosshead speed.

LFM-Top tabletop frames up to 125 kN
Metals, polymers & foil evaluations
Dual steel guide columns for stiffness
Wedge grip inserts & precision load cells

LFM Floor-Standing Electromechanical Machines

LFM floor-standing electromechanical machines perform demanding static testing on structural steels, rebar, and composites from 150 to 400 kN. Brushless maintenance-free AC servomotors drive preloaded ball screws with minimum pitch error. Protective bellows shield the columns against abrasive scale.

LFM floor frames from 150 to 400 kN
Structural alloys, rebar & composites
Brushless AC servo drive mechanism
Pairwise ground ball screws & bellows

LFV Servohydraulic Dynamic Fatigue Systems

LFV servohydraulic test systems evaluate low-cycle fatigue, high-cycle fatigue, and fracture mechanics across metals up to 630 kN. Double-acting equal-area actuators with hydrostatic bearings eliminate friction and side-load wear. Passive hydraulic crosshead clamping locks the frame rigidly.

LFV dynamic test frames up to 630 kN
LCF, HCF & fracture mechanics tests
Hydrostatic 4-pocket bearing actuators
Servo valves & hydraulic power packs

TTM Heavy-Duty Servohydraulic Testing Systems

TTM heavy-duty static universal testing machines generate forces up to 5000 kN for tensile tests on rebars, structural welds, and steel wire ropes. The single workspace design provides an ergonomic loading height throughout tests. Hard chromium-plated columns resist severe off-axis bending loads.

TTM high-force frames up to 5000 kN
Rebars, structural steel & wire ropes
Single workspace ergonomic architecture
Hard chrome columns & long-stroke cylinders

MFL and MFE Automatic Contacting Extensometers

MFL automatic contacting extensometers and long-travel MFE gauges measure tensile specimen strain in compliance with ISO 9513 and ASTM E83 standards. Motorized arm clamping automates the test sequence before rupture. Breakaway release mechanisms safeguard measuring pivots against fracture shock.

MFL & MFE gauges matching ISO 9513
Automated motorized knife-edge clamping
Gauge length adjustability 10 to 100 mm
Replaceable knife edges & contact pivots

WG-H Hydraulic Wedge Specimen Grips

WG-H series hydraulic wedge grips generate reliable clamping forces up to 3000 kN on flat coupons and round metal tensile specimens. Synchronized wedge advancement prevents specimen slippage and axial misalignment. Interchangeable grip jaw faces suit heat-treated steels, alloys, and polymers.

WG-H wedge grips rated up to 3000 kN
Synchronized hydraulic jaw advancement
Round and flat coupon clamping geometries
Tungsten carbide & serrated jaw inserts

PCS8000 Ultra-High-Speed Digital Test Controllers

PCS8000 digital controllers provide closed-loop control of force and strain at frequencies up to 10 kHz. The hardware interfaces seamlessly with analog load cells and digital optical encoders. Combined with DION7 test software, the system streamlines multi-channel data acquisition and report export.

PCS8000 digital control architecture
Closed-loop feedback up to 10 kHz
Full integration with DION7 test software
Analog ADC boards, encoder cards & cables

PH Series High-Energy Pendulum Impact Testers

PH series pendulum impact testers determine fracture energy of metals and plastics per Charpy and Izod specifications up to 900 Joules. Motorized hammer retrieval accelerates repetitive test sequences. Ergonomic safety enclosures protect technicians during high-velocity impacts.

PH series impact testers up to 900 J
Charpy & Izod standardized test methods
Automated motorized hammer reset drive
Interchangeable strikers, anvils & guards

Selecting Walter + Bai LFM Electromechanical Testing Systems for Material Evaluation

LFM series electromechanical universal testing machines provide modular tabletop and floor-standing configurations covering test force capacities from 0.5 kN up to 2500 kN.

High-stiffness load frames with preloaded backlash-free ball screws and brushless AC servomotors ensure precision crosshead guidance for metals, composites, and polymers.

For high-tonnage evaluation of structural steels, rebars, and aerospace components, Walter + Bai manufactures floor-standing LFM frames and heavy-duty servohydraulic TTM complexes up to 5000 kN, offering high lateral stiffness and seamless integration with environmental chambers and furnaces.

Integrating LFV Servohydraulic Dynamic Test Actuators and PCS8000 Digital Controllers

LFV dynamic servohydraulic testing frames incorporate double-acting equal-area actuators with hydrostatic bearings that eliminate friction and seal wear during high-cycle fatigue tests up to 100 Hz.

The high-speed PCS8000 digital control architecture maintains closed-loop feedback at refresh rates up to 10 kHz, synchronizing multi-channel strain and displacement data with DION7 software.

Walter + Bai AG / Walter + Bai and model names are trademarks of their respective owners and are used only to identify the equipment for which we source parts. SpareX is not an official dealer, distributor or representative of Walter + Bai AG / Walter + Bai and is not affiliated with the trademark owner. Origin, documents and warranty are stated for each item in the quotation.