Abstract
High-cycle and low-cycle fatigue behaviour decides whether a metal or rubber component survives its designed service life, so the testing machine behind that data has to hold its load accuracy across millions of cycles. This 2026 buyer's guide examines the HST-EFT10A 10kN electrodynamic dynamic and static Fatigue Testing Machine - its servo linear actuator, load frame stiffness, control bandwidth and standard test compliance - to help materials laboratories, metal producers, rubber and polymer manufacturers and quality inspection bodies select a fatigue test system that stays accurate over the long run.
Key Takeaways
- Fatigue testing machine selection should follow specimen type, required load range, test frequency and the target test standard.
- HST-EFT10A delivers ±10000N force capacity with dynamic ±1% and static ±0.5% measurement accuracy.
- Frame stiffness of 3 x 10^8 N/m, 70mm hard-chrome plated columns and a 500mm column spacing keep the load string stable under repeated cycling.
- A 5kHz closed-loop controller with a 0.001Hz signal generator resolution supports both high- and low-frequency fatigue programmes.
- Standard compression fixture, expandable to tension, bending and shear fixtures, covers multiple specimen geometries.
- Direct-drive servo linear actuator eliminates gearbox, shaft and belt wear, which cuts routine maintenance.
Understanding the Electrodynamic Fatigue Testing Machine Ecosystem
Like any dynamic test system, an electrodynamic fatigue testing machine is built from three cooperating parts: a load frame that carries the reaction forces, an actuator that generates them, and a measurement and control chain that keeps the waveform honest cycle after cycle. What separates a research-grade machine from a screening tool is how rigid that frame stays, how fast the control loop closes, and how precisely the force transducer resolves the signal.
HST-EFT10A is an integrated dynamic and static testing solution. It combines a two-column platform load frame, a servo linear actuator mounted on top, a USA high-precision spoke-type Load Cell and the HST-EDC digital controller running a multi-channel dynamic test software - a complete load string designed for stable, repeatable fatigue results.
HST-EFT10A: High-Value Champion in 10kN Dynamic and Static Fatigue Testing Machines
For fatigue life and fracture toughness evaluation, equipment stability matters more than peak specification. Developed and manufactured by HST GROUP (Jinan Hensgrand Instrument Co., Ltd.), HST-EFT10A is engineered for laboratories that need one machine to run dynamic fatigue programmes and conventional static tests without swapping systems.
Application & Materials
- Test types: high and low frequency fatigue, material fracture toughness, dynamic and static tensile testing, compression and bending
- Materials: metallic materials and rubber compounds, with fixture selection matched to the specimen
- Application scenarios: materials research institutes, metal and rubber factories, incoming inspection, third-party testing laboratories
Design basis and relevant standards: GB/T 2611-2007, GB/T 16825.1-2008, JB 9397-2002, GB/T 3075-2008, GB/T 15248-2008 and HG/T 2067-1991.
Mechanical Structure & Stability Advantage
- Two-column platform frame with manual locking, designed around large-diameter columns and a robust worktable
- Frame rigidity of 3 x 10^8 N/m holds the load path rigid during cyclic loading
- 70mm hard chrome plated and polished columns, 500mm effective distance between columns
- Moving crossbeam raised and lowered automatically by cylinders, then manually locked for precise specimen positioning
- Standard T-profile worktable and double-convex crosshead moving beam in 2A12 aluminium alloy, CNC precision machined
- Top-mounted electrical control system keeps cable runs short and maintenance access clear
High-Precision Performance Specifications
- Max. test force: ±10000N
- Test force measuring range: dynamic 1%~100%FS, static 0.5%~100%FS
- Accuracy of test force measurement: dynamic ±1%, static ±0.5%
- Displacement measuring range: 150mm (±75mm); displacement resolution 0.001mm
- Displacement indication accuracy: indication accuracy from 1% within ±0.5%FS; deformation indication accuracy from 2% within ±0.5%
- Test frequency range: 0.01-10Hz
- Spatial adjustment speed: 0-400mm/min; actuator movement speed: 0-150mm/s
- Main waveforms: sine wave, pulse wave, square wave, sawtooth wave, random wave
- Fixtures and accessories: standard compression fixture, expandable for stretching, bending and shearing (optional)
Premium Drive & Control Configuration
- Servo linear actuator driven directly by electromagnetic force, requiring no gearbox, shaft or belt, so the linear motion path runs with zero mechanical wear
- Slide bar built from a stainless steel tube filled with neodymium iron boron magnets and assembled from precision components
- HST-EDC controller with fully digital closed-loop control and fully digital PID control, closed-loop control frequency up to 5kHz
- Built-in signal generator with 0.001-600Hz frequency range and 0.001Hz frequency resolution
- Control waveforms: sine, triangle, square, ramp, sawtooth, random and free wave, with the ability to combine waveforms for output
- Force, displacement and deformation PID closed-loop control with smooth, seamless switching between control modes
- High-precision spoke-type load cell sourced from the USA; drive system fitted with overcurrent protection
Intelligent Test System & Software Features
- Software developed on the Win7/10 platform as a mainstream multi-channel dynamic testing system
- Dynamic testing: arbitrary combinations of test waveforms can be defined to form test spectra and test processes, driving complex dynamic fatigue programmes
- Static testing: integrates the major international and domestic GB standard software modules used in materials testing
- Data acquisition, test procedures, data storage and test protection are all programmable in the form of events
- Sensor calibration and zeroing functions built into the controller
- Advantech industrial computer (Taiwan), 24" LCD monitor, Windows 7 operating system and HP A4 laser printer supplied with the system
- Remote control cabinet with computer-controlled operation and clear operation indicator lights
Beyond the Product: Critical Buying Factors (2026)
After-Sales Support
- Electrical measurement and control system, dynamic and static software, drive system and special compression attachment are all designed and supplied in house by HST
- Complete documentation package: mechanical operation manual, software operation manual, packing list, certificate of conformity and warranty card
- Load cell sourced from the USA and full traceability across the standard configuration list, so replacement parts can be specified precisely
- Kindly contact HST Group for installation guidance, operation training and warranty terms
Total Cost of Ownership (TCO)
- Zero-wear direct-drive actuator lowers routine mechanical maintenance compared with geared or belt-driven systems
- One machine covers both dynamic fatigue and static tensile, compression and bending work, avoiding a second equipment purchase
- Expandable fixture set lets the machine follow changing test requirements instead of being replaced
- Imported core components reduce failure probability and unplanned downtime
Certification & Standards
HST-EFT10A is engineered against GB/T 2611-2007 (general technical requirements for testing machines), GB/T 16825.1-2008 (inspection and calibration of force measuring systems), JB 9397-2002 (tensile and compressive fatigue testing machines), GB/T 3075-2008 (axial fatigue testing methods for metallic materials), GB/T 15248-2008 (axial constant amplitude low cyclic fatigue testing methods for metallic materials) and HG/T 2067-1991 (rubber fatigue testing machines), making it suitable for acceptance testing and third-party inspection.
Making a Decision That Lasts
HST-EFT10A is not simply a 10kN load frame. It is a complete dynamic and static fatigue testing solution that pairs a rigid two-column structure with a wear-free servo linear actuator and a 5kHz digital controller, so the numbers it produces stay trustworthy as the cycle count climbs. For laboratories balancing fatigue life evaluation, fracture toughness work and everyday static tensile or compression testing, it delivers the accuracy and configurability of a research system in a single integrated package.
Frequently Asked Questions (FAQ)
1. Why choose the HST-EFT10A fatigue testing machine?
It combines high and low frequency fatigue with static tensile, compression and bending testing in one 10kN system. Dynamic ±1% and static ±0.5% force accuracy, a 3 x 10^8 N/m frame stiffness, a zero-wear servo linear actuator and a 5kHz closed-loop controller make it suitable for both research programmes and routine quality control.
2. What specimens can this machine test?
It is designed for metallic materials and rubber compounds, covering high and low frequency fatigue, fracture toughness, dynamic and static tensile, compression and bending tests. The standard compression fixture can be expanded with tension, bending and shear fixtures for different specimen geometries.
3. Which standards does HST-EFT10A follow?
The machine is designed and inspected against GB/T 2611-2007, GB/T 16825.1-2008, JB 9397-2002, GB/T 3075-2008, GB/T 15248-2008 and HG/T 2067-1991.
4. What is included in the standard configuration?
T-profile worktable, double-convex crosshead moving beam, four support columns, servo linear actuator, electrical measurement and control system, dynamic and static software, equipment driving system with overcurrent protection, USA high-precision spoke-type load cell, industrial computer, special compression attachment, plus the operation manuals, packing list, certificate of conformity and warranty card.
5. Do you provide installation and operation support?
Kindly contact HST Group to confirm the installation guidance, operation training and warranty terms available for your region. The machine ships with a full mechanical operation manual and software operation manual.
HST GROUP – Focus on Material Test. Kindly contact HST Group via WhatsApp at +86 15910081986.
