Tuofeng TFW-60S Microcomputer-Controlled Electromechanical Universal Tensile Testing Machine
| Brand | Tuofeng |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | TFW-60S |
| Max Test Load | 100 kN |
| Force Measurement Range | 1 kg to 200 kN (0.2%–100% FS) |
| Force Accuracy | ±0.5% of reading |
| Crosshead Travel | 1000 mm |
| Displacement Resolution | 0.001 mm |
| Test Speed Range | 0.001–500 mm/min (infinitely variable) |
| Effective Test Width | 400 mm (customizable up to 600 mm) |
| Position Measurement System | Optical Encoder |
| Position Accuracy | ±0.005% of reading |
| Load Cell Resolution | 1 part in 500,000 full-scale codes, single-range, constant resolution |
| Drive System | Imported servo motor with precision worm gear reducer |
| Lead Screw | High-precision preloaded ball screw |
| Safety Protection | Dual electronic limit switches, emergency stop button, overload protection (10% over capacity), automatic return after test |
| Software | Windows-based, multi-language (English, Simplified/Traditional Chinese), compliant with ASTM E4, ISO 7500-1, GB/T 16491–2008, JJG 475–2008, and supports GLP/GMP audit trail configuration |
Overview
The Tuofeng TFW-60S is a microcomputer-controlled electromechanical universal tensile testing machine engineered for high-accuracy static mechanical property evaluation of metallic, polymeric, composite, and ceramic materials. It operates on the principle of controlled displacement actuation via a precision servo-driven ball screw system, enabling precise force application and real-time measurement of load, displacement, and strain. Designed in strict accordance with international metrological and mechanical standards—including ISO 7500-1 (Class 0.5 accuracy), ASTM E4 (verification of force-measuring instruments), and GB/T 16491–2008—the TFW-60S delivers traceable, reproducible results suitable for R&D laboratories, quality control departments, and third-party certification bodies requiring regulatory-grade data integrity.
Key Features
- High-resolution force measurement system with ±0.5% accuracy across 0.2–100% of full scale (100 kN nominal), supported by a 500,000-count A/D converter ensuring consistent resolution without range switching.
- Precision ball screw transmission coupled with an imported servo motor and worm gear reducer, delivering smooth, low-noise motion and exceptional positional repeatability (±0.001 mm displacement resolution).
- Programmable test speed from 0.001 to 500 mm/min—fully adjustable in real time—enabling compliance with slow-strain-rate fatigue protocols, creep testing, and high-speed rupture analysis.
- Dual-mode safety architecture: hardware-based electronic limits and software-enforced overload cutoff (10% above rated capacity), plus front-panel emergency stop and automatic crosshead return post-test.
- Modular fixture interface supporting standardized grips (flat, wedge, pneumatic), compression platens, bend fixtures, peel assemblies, and custom tooling per ASTM D638, ISO 527, GB/T 228.1, and ISO 6892-1 requirements.
- Integrated dual-channel acquisition: simultaneous recording of load and displacement, with optional expansion for extensometer or video-based strain measurement (DIC-ready).
Sample Compatibility & Compliance
The TFW-60S accommodates specimens ranging from thin polymer films (0.05 mm thick) to structural steel coupons (up to 40 mm thickness), with standard test widths of 400 mm (expandable to 600 mm) and vertical clearance of 1000 mm. Its modular design supports ASTM D882 (thin plastics), ASTM D3039 (composites), ISO 178 (flexural), ISO 1133 (melt flow index correlation), and JIS K7113 (tensile behavior of rubber). Calibration and verification procedures align with ISO/IEC 17025 documentation requirements, and the system can be configured to meet FDA 21 CFR Part 11 data integrity criteria—including electronic signatures, audit trails, and user-access controls—when deployed in GMP-regulated environments.
Software & Data Management
Tuofeng’s proprietary Windows-based testing software provides full configurability for force-controlled, displacement-controlled, and strain-controlled test modes—including hold steps, cyclic loading, and ramp-to-break sequences. Real-time visualization includes synchronized load–displacement, stress–strain, and time-series plots, with on-the-fly unit conversion (N/kN/lbf, mm/in, MPa/psi) and automatic calculation of tensile strength, yield point (0.2% offset), modulus of elasticity, elongation at break, compressive strength, flexural modulus, tear resistance, and peel adhesion. Data export supports CSV, XML, and PDF report generation; all raw datasets are timestamped and checksum-verified. The software architecture permits future integration with LIMS platforms and supports remote diagnostics, version-controlled firmware updates, and customizable reporting templates aligned with internal QA workflows or external accreditation submissions.
Applications
- Material qualification in aerospace component manufacturing (e.g., titanium alloys per AMS 2300, carbon fiber laminates per ASTM D3518).
- QC screening of extruded polymer profiles, injection-molded parts, and elastomeric seals per ISO 37 and ASTM D412.
- Mechanical validation of battery electrode coatings, medical device polymers (ISO 10993-12), and biodegradable sutures (ISO 10555-1).
- Research-level characterization of nanocomposites, shape-memory alloys, and additive-manufactured metals under quasi-static loading.
- Third-party testing for CE marking (EN 10002-1), RoHS compliance verification, and ASTM-certified supplier audits.
FAQ
What standards does the TFW-60S comply with for calibration and verification?
It meets ISO 7500-1 Class 0.5, ASTM E4, GB/T 16491–2008, and JJG 475–2008. Optional NIST-traceable calibration certificates are available.
Can the system be integrated into an existing laboratory network for centralized data management?
Yes—it supports TCP/IP communication, OPC UA protocol, and database logging via ODBC, enabling seamless connection to enterprise LIMS or MES platforms.
Is the software validated for use in regulated pharmaceutical or medical device environments?
When configured with audit trail, role-based access, and electronic signature modules, it satisfies FDA 21 CFR Part 11 and EU Annex 11 requirements.
What extensometer options are compatible with this model?
Standard support for clip-on axial extensometers (ASTM E83 Class B-1) and non-contact video extensometry systems (with ≥1 µm resolution) is provided.
Does the machine support cyclic or fatigue testing?
While optimized for static and quasi-static tests, the TFW-60S can perform low-cycle fatigue (LCF) up to 5 Hz with optional closed-loop strain control and waveform generation (sine, triangle, trapezoidal).
