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
-
Foundation Design – Determine bearing capacity for structures
-
Slope Stability – Assess soil stability on inclines and embankments
-
Earth Dams & Embankments – Analyze saturation and loading behavior
-
Soil Improvement Studies – Monitor performance after compaction or stabilization
-
Academic Research – Comprehensive soil mechanics and geotechnical education
⚙️ System Features
-
Multimode Testing – UU, CU, CD in a single setup
-
Load Frame – Rigid, backlash-free frame with high-resolution load cell
-
Pressure Controllers – Automatic back and cell pressure regulation
-
Volume Change Measurement – Integrated burette or digital sensors
-
Pore Pressure Monitoring – Real-time transducer feedback
-
Data Acquisition System – Graphing, plotting, and export-ready test results
-
User Interface – PC software with customizable testing parameters and real-time monitoring
-
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 |
-
Soil strength analysis for foundation and earthwork design
-
Slope stability and embankment performance evaluation
-
Quality control for construction and soil improvement projects
-
Research and academic studies on saturated and unsaturated soils
You may also like…
Abrasion Testing Machine for Glazed Tiles AZA1262
The AZA LAB Abrasion Testing Machine for Glazed Tiles (AZA1262) is a robust, high-performance laboratory instrument engineered for precise and high-speed abrasion resistance testing of glazed ceramic tiles. Fully compliant with BIS 13630-11 and EN ISO 10545-7, this machine is designed to ensure reliable evaluation of tile durability under simulated real-world wear conditions.
With the capability to test up to four specimens simultaneously, the AZA1262 significantly improves testing efficiency while maintaining exceptional accuracy and repeatability—making it ideal for tile manufacturers, certification laboratories, and quality control departments
Air Bag Trainer AZA1246
The AZA1246 AZALAB Air Bag Trainer is a comprehensive educational training platform designed to demonstrate the structure, operation, diagnostics, and fault analysis of modern automotive airbag systems, also known as Supplemental Restraint Systems (SRS). Built using OEM automotive components, this trainer delivers a realistic learning experience while maintaining complete operational safety.
This system is ideally suited for automotive engineering colleges, ITIs, polytechnic institutes, vocational training centers, and service technician programs, enabling both theoretical instruction and hands-on diagnostics practice.
Alternator Trainer AZA1247
The AZA1247 AZALAB Alternator Trainer is a hands-on automotive electrical training system designed to demonstrate the working principles, construction, and diagnostics of an automotive alternator with external voltage regulation. Built using OEM automotive components, this trainer provides a realistic and safe learning platform for students, technicians, and trainees to understand vehicle charging systems in depth.
This system is ideal for automotive engineering institutes, ITIs, polytechnics, vocational training centers, and service technician programs, supporting both theoretical instruction and practical experimentation.
Arc Welding Machine AZA1234
The AZA1234 Arc Welding Machine by A Z A Lab is a high-performance industrial welding solution engineered for demanding fabrication, maintenance, and structural welding applications. Designed using advanced inverter technology, this machine delivers superior arc stability, high efficiency, and reliable welding performance across a wide range of electrode types and materials.
With an inverter frequency of up to 20 kHz, the AZA1234 ensures fast dynamic response, reduced spatter, and excellent weld bead appearance. Its robust electrical design supports a high duty cycle, allowing continuous operation under heavy loads while maintaining consistent welding output—even with output cable lengths of up to 100 meters.
AutoDist‑86 Glass Distillation AZA1282
AutoDist-86 Glass Distillation Unit – AZA1282
The AutoDist-86 Glass Distillation Unit (Model: AZA1282) from AZA Lab is a high-performance laboratory water distiller engineered for the consistent production of ultra-pure distilled water. Manufactured entirely from high-grade borosilicate 3.3 glass, this unit delivers exceptional chemical resistance, thermal stability, and long-term durability, making it ideal for scientific, medical, pharmaceutical, and academic laboratories.
Designed for reliability and purity, the AZA1282 ensures contamination-free distillation without the risk of metallic ion leaching common in metal-bodied stills.
AutoFlash – Automated Abel Flash Point Analyzer AZA1277
The AutoFlash-1277 (Model: AZA1277) from AZA Lab is a fully automated, microcontroller-based Abel Flash Point Analyzer designed for accurate, safe, and repeatable determination of flash points of combustible liquids. Engineered to meet stringent international testing requirements, this advanced instrument conforms to IP 170, ISO 13736, and IS 1448 (Part 20) standards.
Covering a standard temperature range of –30°C to 70°C, extendable up to 110°C, the AZA1277 is ideally suited for laboratories involved in petroleum testing, petrochemical quality control, fuels research, and regulatory compliance.
Related products
Apparatus for Hydrogen Sulfide Tester – AZA1314
The Apparatus for Hydrogen Sulfide Tester AZA1314 from AZA Lab conforms to the ASTM D7621 Standard Test Method for the determination of hydrogen sulfide in fuel oils by rapid liquid phase extraction.
In this method, a weighed test sample is placed into a heated vessel containing a diluent base oil, where air is bubbled through to extract hydrogen sulfide gas. The extracted gas is then directed, via a vapor phase processor (Procedure A), to an H₂S-specific electrochemical detector, which measures its concentration in air and calculates the amount in the liquid phase in mg/kg. For Procedure B, the use of a filter cartridge is not required.
AZA LAB Classic Open Cup Flash Point Apparatus AZA1294
The AZA1294 Classic Open Cup Flash Point Apparatus from AZA LAB is a reliable and cost-effective laboratory instrument designed for the determination of flash point temperature of petroleum products and flammable liquids using the Cleveland Open Cup (COC) method, in full compliance with ASTM D92 and ISO 2592 standards.
This apparatus is widely used in petroleum testing laboratories, quality control facilities, educational institutions, and fuel safety assessment centers, where accurate flammability classification is essential.
Closed Cup Flash Point Tester AZA1280
The AZA1280 Closed Cup Flash Point Tester from AZA Lab is a high-performance, fully automated instrument designed for accurate determination of flash points of volatile and combustible liquids using the Tag Closed Cup (TCC) method, in full compliance with ASTM D56 standards.
This analyzer is specifically intended for liquids with flash points below 93°C (200°F) and low viscosity samples, making it an essential tool for petroleum laboratories, fuel testing facilities, quality control departments, and R&D centers requiring high precision at low and sub-zero temperatures.
Dist‑86S Semi‑Automated Distillation Analyzer AZA1283
The AZA1283 Dist-86S Semi-Automated Distillation Analyzer from AZA Lab is a robust, reliable, and precision-engineered instrument designed for determining the distillation characteristics of petroleum products and volatile organic liquids in accordance with ASTM D86 and equivalent international standards.
Combining operator control with intelligent automation, the AZA1283 is ideally suited for refineries, petrochemical laboratories, quality control facilities, research institutions, and regulatory testing laboratories that require accurate, repeatable, and standards-compliant distillation analysis without the complexity of fully automated systems.
Fully Automated Atmospheric Distillation Analyzer AZA1287
The AZA1287 Atmospheric Distillation Analyzer from AZA Lab is a fully automated, high-precision distillation testing system designed for petroleum laboratories that require ASTM D86-compliant determination of boiling range characteristics. Engineered for accuracy, repeatability, and high-throughput operation, the AZA1287 is ideal for testing gasoline, diesel, kerosene, jet fuel, light hydrocarbons, and other petroleum fractions.
Atmospheric distillation testing plays a critical role in evaluating fuel volatility, composition, and performance, directly influencing fuel quality, emissions compliance, and operational safety. The AZA1287 automates the complete distillation process—eliminating manual intervention, reducing operator error, and ensuring consistent, regulation-compliant results.
Liquid Petroleum Products Hydrocarbon Tester AZA1316
The AZA1316 Liquid Petroleum Products Hydrocarbon Analyzer from AZA Lab is a specialized laboratory instrument designed for the quantitative determination of aromatic hydrocarbons, olefins, and saturated hydrocarbons in liquid petroleum fractions. This analyzer delivers accurate, reliable, and repeatable results, making it an essential tool for petroleum refining, fuel quality control, regulatory compliance, and research laboratories.
With its ready-to-use vertical design, advanced detection system, and automated cleaning features, the AZA1316 ensures efficient operation with minimal operator intervention while maintaining high analytical precision.
Petroleum Product Distillation Tester AZA1284
The AZA1284 Manual Distillation Unit from AZA Lab is a high-precision, front-type petroleum distillation system engineered for accurate determination of distillation characteristics of petroleum products in accordance with ASTM D86 and GB/T 6536 test methods. Designed for laboratories that require reliable manual control with superior thermal stability, this unit delivers consistent, repeatable, and standards-compliant results.
With its dual-unit configuration, independently controlled constant-temperature baths, and continuously adjustable heating power, the AZA1284 offers exceptional flexibility and efficiency for routine quality control, inspection, and research applications.
SEMI AUTOMATED CLEVELAND OPEN CUPFLASH POINT ANALYZER AZA1289
The AZA1289 Semi-Automated Cleveland Open Cup Flash Point Analyzer from AZA Lab is engineered for accurate, repeatable determination of flash and fire points of petroleum products, lubricants, and other combustible liquids. Designed in full compliance with ASTM D92 and ISO 2592, this analyzer provides an optimal balance between automation, operator control, and cost efficiency.
The Cleveland Open Cup (COC) method is the globally accepted reference method for determining flash and fire points of materials with flash points above 79°C, making AZA1289 ideal for routine quality control, safety assessment, and regulatory testing in laboratory environments.
