Tuofeng TFW-102 Electronic Servo Universal Testing Machine

Overview

The Tuofeng TFW-102 Electronic Servo Universal Testing Machine is a dual-column, microprocessor-controlled electromechanical system engineered for high-fidelity mechanical property characterization of metallic, polymeric, composite, and ceramic materials. Operating on the principle of closed-loop servo-controlled force and displacement actuation, the TFW-102 employs a high-resolution load cell, precision ball screw transmission, and real-time feedback from optical encoders and optional contact/non-contact extensometers to deliver traceable, repeatable measurements per ISO 7500-1:2018 and ASTM E4-23 Class 0.5 accuracy requirements. Its modular architecture supports standardized tensile, compression, flexure, shear, peel, tear, and puncture testing—enabling quantitative determination of yield strength, ultimate tensile strength, Young’s modulus, elongation at break, Poisson’s ratio, compressive yield stress, and fracture toughness parameters under controlled strain or load rates.

Key Features

• Class 0.5 force measurement accuracy per ISO 7500-1 and ASTM E4, verified across 0.2–100% of full-scale capacity (10 kN)
• True single-range force resolution of 1 part in 500,000 full-scale codes—no range switching, no resolution loss at low loads
• Wide-speed actuation: 0.001–500 mm/min, digitally regulated via imported AC servo drive with adaptive torque compensation
• Preloaded ground ball screw assembly ensuring axial stiffness >150 kN/mm and minimal backlash (<2 µm)
• Dual-mode safety architecture: hardware-based emergency stop + software-enforced electronic limits + mechanical overload cutoff at 110% FS
• Motorized crosshead with independent fast/slow speed control and programmable return-to-start function post-test
• Integrated test space design accommodating specimens up to 800 mm in travel and 600 mm in width (custom configurations available)

Sample Compatibility & Compliance

The TFW-102 accommodates standard and non-standard specimens per ISO 527, ASTM D638, ASTM D790, ASTM D3039, ISO 178, ISO 604, GB/T 228.1, and GB/T 1040 series geometries. Clamping solutions include wedge-action pneumatic/hydraulic grips, vise-type mechanical grips, and specialized fixtures for film, fiber, foam, and biomedical sutures. All mechanical and electrical subsystems comply with CE Machinery Directive 2006/42/EC, IEC 61000-6-2/6-4 EMC standards, and RoHS 2011/65/EU material restrictions. Calibration certificates are traceable to NIM (National Institute of Metrology, China) and compatible with international metrological hierarchies.

Software & Data Management

The Windows-based Tuofeng TestSuite™ v5.2 provides full compliance with analytical workflow requirements in regulated environments. It supports audit-trail logging (user ID, timestamp, parameter changes), electronic signatures, and configurable CFR 21 Part 11 settings—including role-based access control and data immutability enforcement. The interface enables simultaneous display of up to four real-time curves (e.g., stress–strain + load–time + displacement–time + strain–rate), automatic calculation of mechanical properties per user-defined standards, batch statistical analysis (min/max/mean/stdev), and direct export to CSV, PDF, or XML for LIMS integration. Language support includes English, Simplified Chinese, and Traditional Chinese; unit systems cover SI, imperial, and metric variants with seamless on-the-fly conversion.

Applications

This system serves as a primary mechanical characterization platform in R&D laboratories and QC departments across aerospace (e.g., titanium alloy sheet tensile validation per AMS 2369), automotive (composite bumper impact simulation support), medical device manufacturing (ISO 14243-compliant femoral stem fatigue pre-screening), polymer processing (PP/PE melt strength correlation), wire & cable (IEC 60811 tensile verification), and construction materials (rebar bond strength per ASTM A992). Its adaptability to custom protocols makes it suitable for method development under GLP or ISO/IEC 17025 accreditation frameworks.

FAQ

What international standards does the TFW-102 support out-of-the-box?
The system includes preconfigured test methods for ASTM D638, ASTM D790, ISO 6892-1, ISO 178, GB/T 228.1, and GB/T 16491, with customizable parameter templates for other standards.
Is the software compliant with FDA 21 CFR Part 11?
Yes—when deployed with enabled audit trail, electronic signature, and permission-level configuration, it meets core Part 11 requirements for electronic records and signatures in pharmaceutical and biotech applications.
Can the machine be calibrated by third-party accredited labs?
Absolutely—the load cell, displacement encoder, and extensometer interfaces conform to ISO 17025 calibration practices; calibration reports include uncertainty budgets referenced to national standards.
What is the warranty and service coverage?
Tuofeng provides a 24-month comprehensive warranty covering parts and labor, plus lifetime firmware updates and remote diagnostic support via secure TLS-encrypted connection.
Are high-temperature or environmental chambers available as accessories?
Yes—integrated furnace modules (-70°C to +1000°C), humidity chambers (10–98% RH), and vacuum enclosures can be mechanically and software-synchronized with the base system.