The machine adopts an embedded high-performance microcontroller system and an LCD display with a user-friendly Chinese/English interface. All test parameters can be easily set and operated through intuitive menu guidance, making the system simple to use and maintain.

Computer-Controlled Universal Testing Machine

Model:TDWDW-20

I. Product Introduction

The Computer-Controlled Electronic Universal Testing Machine is designed for tensile, compression, bending, and shear testing of metallic and non-metallic materials. It integrates a loading system, transmission system, data acquisition system, control system, and display unit into a compact vertical structure.It is driven by a full digital AC servo motor and precision reducer, ensuring smooth loading, stable operation without impact, and highly accurate data acquisition and control.

II. Technical Specifications

Structure Type: Floor-standing / Gantry structure

Maximum Load Capacity: 20 kN

Effective Measuring Range: 0.4% – 100% of full scale

Accuracy Class: Class 0.5 / Class 1 optional

Load Accuracy: ≤ ±1% (±0.5% for high-precision version)

Displacement Resolution: 0.01 mm

Test Speed Range: 0.01 – 500 mm/min

Speed Accuracy: ≤ ±1%

Effective Tensile Space: 750 mm

Effective Test Width: 400 mm

Machine Dimensions (L×W×H): 500 × 380 × 1500 mm

Machine Weight: 180 kg

III. Applicable Standards

Refers to international standards including:

ASTM E8 / ISO 6892-1 — Tensile test of metallic materials (room temperature)

ASTM E21 / ISO 6892-2 — High temperature tensile test

ASTM E9 / ISO 6892-3 — Compression test

ASTM E290 / ISO 7438 — Bending test

ASTM A370 — Mechanical properties of steel products

IV. Control & System Features

Computer-controlled testing system with real-time data display

LCD screen with intuitive operation interface

Embedded microcontroller system for stable performance

Full digital AC servo motor drive system

Precision ball screw transmission for smooth loading

Automatic data acquisition, analysis, and report generation

Supports curve display: Load–Displacement / Stress–Strain

V. Application Areas

Metal materials industry;

Quality testing laboratories;

Universities and research institutions;

Aerospace and automotive manufacturing;

Building materials testing