Select Electromechanical testing machine subcategory

ETT-A Series bolt torsion

This series torsion testing machine is specifically designed for bolt and nut torsion test according to ISO16047. It can determine torque coefficient K, coefficient of total friction, coefficient of friction between threads, coefficient of friction between bearing surfaces  and other parameters. 


1.    Features

l Torque is measured by high-accuracy and high-stability transducer

l  AC servo motor driver offers infinitely variable speed transmission

l  It can apply positive and negative torque on specimen

l  Over-load protection

l  Emergency stop button

l  Automatic removing initial clamping force

l  Automatic calculation after test

l  Angle measurement can automatically recognize upper and lower yield point of materials

l  DSP based control system, integrating measurement with control

l  Fully closed-loop control of load, displacement and extension

l  Professional test software allows data analysis and graph plot, report print and export.

l  Live display of torque, angle and speed


2.     Standards:

ISO16047, BS EN 14399-2, GB/T 1231, GB/T 3623


3. Parameters

Model

ETT203B

Accuracy

Class 1

Maximum torque (Nm)

2000

Torque measurement range (Nm)

20-2000

Torque accuracy

±1%

Maximum compression force (kN)

600

Compression force accuracy

±1%

Toque/force resolution

1/500000FS

Torsion speed (°/min)

6-3600

Torsion speed accuracy

±1.0% of setting

Screw

M8M12M14M16M20M22M24M27, M30

Power consumption (kW)

3

Dimension (mm)

2100 x600 x 1200

Weight (kg)

460


Qing Hai University

青海大学-螺栓专用.png

youtubideo