Tuofeng TFW-13 Universal Testing Machine
| Brand | Tuofeng |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Electromechanical Universal Testing Machine |
| Model | TFW-13 |
| Force Capacity | 10 kN |
| Accuracy Class | 0.5 |
| Effective Force Range | 0.2–100% of Full Scale |
| Force Measurement Accuracy | ±0.005% of reading |
| Load Cell Resolution | 1 part in ±500,000 (full-scale, single-range, no auto-ranging) |
| Drive System | Imported servo motor with precision worm-gear reducer |
| Lead Screw | High-accuracy preloaded ball screw |
| Effective Test Width | 400 mm (customizable up to 600 mm) |
| Max Travel Distance | 800 mm (extendable) |
| Speed Range | 0.001–500 mm/min (infinitely variable, programmable) |
| Displacement Measurement | Optical encoder |
| Displacement Accuracy | ±0.005% of reading |
| Strain Measurement | Optional extensometer (clip-on or video-based) |
| Strain Accuracy | ±0.005% of reading |
| Safety Protection | Dual electronic limit switches, emergency stop button, overload cutoff (110% FS), automatic return-to-start post-test |
| Crosshead Control | Dual-speed (fast/slow) motorized adjustment with jog function |
| Power Supply | 220 V AC, 750 W |
| Dimensions (W×D×H) | 780 × 680 × 1780 mm |
| Net Weight | ~300 kg |
| Compliance | GB/T 16491–2008, JJG 475–2008, ASTM E4, ASTM E8, ISO 6892-1, ISO 7500-1, DIN 51221, JIS Z2241, BS EN 10002-1 |
Overview
The Tuofeng TFW-13 Universal Testing Machine is a high-precision, dual-column electromechanical system engineered for static mechanical property characterization of metallic, polymeric, composite, and ceramic materials. Based on the fundamental principles of axial force application and controlled displacement, it operates under closed-loop servo control to deliver repeatable load–displacement–strain data in accordance with internationally recognized standards. Its modular architecture supports standardized tensile, compression, bending, shear, peel, tear, and puncture testing protocols—enabling quantitative evaluation of yield strength, ultimate tensile strength, Young’s modulus, fracture elongation, compressive yield point, flexural modulus, and interfacial adhesion performance. Designed for laboratory-grade reproducibility and long-term stability, the TFW-13 meets the metrological requirements of Class 0.5 accuracy per ISO 7500-1 and GB/T 16491–2008, making it suitable for accredited testing laboratories, R&D centers, and quality assurance departments operating under GLP, ISO/IEC 17025, or GMP frameworks.
Key Features
- High-resolution force measurement system with ±0.005% reading accuracy and 1:500,000 internal resolution—no range switching required across full capacity.
- Precision preloaded ball screw actuation system paired with an imported servo motor and low-backlash worm-gear reducer ensures smooth, noise-free motion and exceptional positional repeatability.
- Dual-speed crosshead control (jog/fast/slow modes) with programmable return-to-origin functionality after test completion, reducing operator intervention and cycle time.
- Comprehensive safety architecture including hardware-based emergency stop, dual electronic end-limit switches, real-time overload cutoff (triggered at 110% of rated load), and software-enforced operational boundaries.
- Modular fixture interface compatible with standardized grips (pneumatic, wedge, hydraulic), bending fixtures (3-point/4-point), compression platens, peel jigs, and custom tooling per ASTM D1876, ISO 8510-2, or customer-specified geometry.
- Robust structural frame constructed from high-rigidity steel alloy with vibration-damping base, minimizing deflection-induced measurement error during high-load testing.
Sample Compatibility & Compliance
The TFW-13 accommodates specimens ranging from thin foils (<0.1 mm thickness) to structural steel coupons (up to 25 mm thick), provided within its 400 mm effective test width and 800 mm vertical stroke envelope. Standardized specimen geometries per ASTM E8/E8M (tensile bars), ASTM C39 (concrete cylinders), ISO 178 (flexural bars), and ISO 1133 (melt flow index adaptors) are supported via interchangeable fixtures. The system complies with mandatory calibration and verification requirements outlined in JJG 475–2008 (China National Verification Regulation) and aligns with international traceability chains through NIST-traceable load cell certification. It supports full audit trails, electronic signatures, and data integrity features required for FDA 21 CFR Part 11 compliance when configured with optional secure software modules.
Software & Data Management
Operating under Windows 10/11, the proprietary Tuofeng TestSuite v4.2 provides multi-language UI (English, Simplified/Traditional Chinese), unit-flexible input/output (N/kN/lbf, mm/in, MPa/psi), and real-time visualization of up to four synchronized plots—including stress–strain, load–displacement, strain–time, and custom derivative curves. The software implements ISO 5893-compliant test control logic for constant-rate-of-extension (CRE), constant-rate-of-load (CRL), and hold-at-load/stress protocols. All raw data—including timestamps, environmental metadata (optional sensor integration), and operator annotations—are stored in encrypted binary archives (.tdf) with SHA-256 checksum validation. Export options include CSV, PDF reports (with customizable templates), and XML for LIMS integration. Version-controlled firmware and software updates are delivered remotely, with lifetime upgrade eligibility included in the standard support agreement.
Applications
- Mechanical validation of structural steels (Q235, Q345, SS400) per GB/T 228.1 and ASTM A370.
- Tensile and fatigue pre-screening of aerospace aluminum alloys (e.g., 2024-T3, 7075-T6) and titanium grades (Ti-6Al-4V).
- Compression testing of sintered metal powders and additive-manufactured components per ASTM B939.
- Flexural analysis of fiber-reinforced polymer laminates used in wind turbine blades and automotive composites.
- Peel and shear strength assessment of adhesive bonds in EV battery module assembly and PCB lamination processes.
- Educational use in university materials science labs for hands-on instruction in Hooke’s law, plasticity theory, and fracture mechanics fundamentals.
FAQ
What standards does the TFW-13 support out-of-the-box?
It natively supports test method configurations for GB/T 228.1, ASTM E8, ISO 6892-1, ASTM D638, ISO 527-1, and EN ISO 178, with additional methods available via downloadable configuration packs.
Can the system be integrated into an existing LIMS or MES environment?
Yes—via OPC UA or TCP/IP API interfaces, enabling bidirectional data exchange with LabWare, Thermo Fisher SampleManager, or Siemens Opcenter.
Is third-party calibration certification available?
Tuofeng provides factory calibration certificates traceable to CNAS-accredited laboratories; optional on-site calibration by ISO/IEC 17025-certified providers is available upon request.
What is the warranty coverage and service response time?
Standard warranty is 24 months parts-and-labor; priority technical support includes remote diagnostics within 2 business hours and on-site engineer dispatch within 3–5 working days in Tier-1 cities.
Does the machine meet electromagnetic compatibility (EMC) requirements for EU deployment?
The TFW-13 conforms to EN 61326-1:2013 (industrial EMC) and carries CE marking for machinery safety per EN ISO 12100:2010; CE DoC documentation is supplied with shipment.
