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General Items
Advanced Triaxial Test System (UU–CU–CD Capable) (AZA 1296)
- UU–CU–CD test modes for complete soil strength profiling
- Automated control of pressure, load, and drainage
- Compatible with clay, silt, sand, and mixed soils
- Integrated data acquisition and real-time graphing
- Meets ASTM D2850, D4767, BS1377, AASHTO standards
- Ideal for geotechnical, research, and academic use
Description
Advanced triaxial test system is a comprehensive, automated laboratory instrument for determining soil shear strength under various drainage conditions. This system supports all three key triaxial testing types — Unconsolidated Undrained (UU), Consolidated Undrained (CU), and Consolidated Drained (CD) — making it a vital tool in geotechnical engineering, construction quality control, and academic research.
The system replicates in-situ soil stress conditions, offering insight into soil stability and potential failure zones. Through its highly sensitive sensors and precision servo motor control, the Advanced Triaxial Test System ensures data consistency, whether testing cohesive clay samples or sandy non-cohesive soils. The software interface automates the process of load application, measurement, and graphical output, minimizing human error.
The heart of the system lies in its automated data acquisition and high-speed logging capability, which allows engineers to capture critical transitions during failure. A customizable loading rate, pressure control system, and live graph plotting offer complete flexibility for research or standardized testing.Advanced triaxial test system UU CU CD capable for accurate soil shear strength testing in labs. Essential for geotechnical and civil applications.Advanced triaxial test system, UU CU CD soil test, soil shear strength, geotechnical testing, triaxial soil equipment.
This equipment complies with ASTM D4767, BS 1377, and other international protocols, ensuring the results are legally valid and scientifically reproducible.
🧪 Applications
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Foundation Design – Determine bearing capacity for structures
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Slope Stability – Assess soil stability on inclines and embankments
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Earth Dams & Embankments – Analyze saturation and loading behavior
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Soil Improvement Studies – Monitor performance after compaction or stabilization
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Academic Research – Comprehensive soil mechanics and geotechnical education
⚙️ System Features
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Multimode Testing – UU, CU, CD in a single setup
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Load Frame – Rigid, backlash-free frame with high-resolution load cell
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Pressure Controllers – Automatic back and cell pressure regulation
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Volume Change Measurement – Integrated burette or digital sensors
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Pore Pressure Monitoring – Real-time transducer feedback
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Data Acquisition System – Graphing, plotting, and export-ready test results
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User Interface – PC software with customizable testing parameters and real-time monitoring
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Compliance – Meets ASTM D2850, ASTM D4767, BS 1377-7, AASHTO T296/297 standards
🔗 For ASTM triaxial test methods, see: www.astm.org/standards/d2850
Specifications
| Feature | Description |
|---|---|
| Test Modes | UU, CU, CD |
| Sample Diameter | 38 mm to 100 mm |
| Axial Load Capacity | Up to 50 kN |
| Pressure System | Pneumatic / hydraulic with automatic control |
| Load Cell Accuracy | ±0.1% of full scale |
| Software | PC-based acquisition and control with real-time plotting |
| Conformance | ASTM D4767, BS 1377 |
| Power Supply | 220–240V, 50/60 Hz |
| Frame Material | Corrosion-resistant steel with vibration isolation base |
FREQUENTLY ASKED QUESTIONS (FAQ):
Q1: What tests can this system perform?
A1: It performs Unconsolidated Undrained (UU), Consolidated Undrained (CU), and Consolidated Drained (CD) triaxial compression tests.
Q2: Is the system suitable for all soil types?
A2: Yes, it’s compatible with cohesive and granular soils, including clay, silt, and sand.
Q3: How is drainage controlled in CU and CD tests?
A3: Drainage is controlled automatically using back pressure controllers and monitored via pore pressure transducers.
Q4: Does the system support data logging?
A4: Yes, real-time data acquisition software allows complete control, live graphing, and export to Excel or PDF.
Q5: What standards does it comply with?
A5: ASTM D2850, ASTM D4767, BS 1377-7, and AASHTO T296/T297.
Additional information
| Test Modes |
UU, CU, CD |
|---|---|
| Load Frame Capacity |
50 kN / 100 kN (varies by model) |
| Load Resolution |
0.01 kN |
| Max Sample Diameter |
38 mm to 100 mm |
| Parameter | Specification |
|---|---|
| Test Modes | UU (Unconsolidated Undrained) CU (Consolidated Undrained) CD (Consolidated Drained) |
| Sample Types | Undisturbed and Remolded Cylindrical Soil Specimens |
| Control Type | Fully Automated with PC-based or Standalone Controller |
| Specimen Size Range | 38 mm to 100 mm diameter (others on request) |
| Axial Load Frame | Servo-controlled, High-Stiffness Frame (20–50 kN typical range) |
| Measurement Sensors | Load cell, LVDT/Displacement Transducer, Pore Pressure Transducer |
| Pressure Controllers | Dual/Triple Channel for Cell, Back, and Pore Pressure |
| Data Acquisition | High-resolution multi-channel system with real-time display |
| Software | Windows-based interface with graphical plotting, auto-reporting, and export |
| Power Requirement | 230 V AC, 50 Hz (or as per region) |
| Standards Compliance | ASTM D2850, ASTM D4767, AASHTO T296/T297, IS 2720 Part 11, BS 1377 |
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Soil strength analysis for foundation and earthwork design
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Slope stability and embankment performance evaluation
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Quality control for construction and soil improvement projects
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Research and academic studies on saturated and unsaturated soils
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