Testing Equipment
Mechanical Testing Machines & Systems by Test Method

Materials testing systems are used to evaluate how materials, components, and finished products behave under different loads and test conditions. They are mainly used to measure mechanical properties such as strength, deformation, fatigue life, creep behavior, impact resistance, and torsional performance for research, product verification, and quality control.

SUNS specializes in a wide range of material testing machines designed for various test methods and applications, including:

  • Electromechanical and servo-hydraulic universal testing machines
  • Dynamic fatigue and fracture testing systems
  • High-temperature creep and stress rupture testing machines
  • Compression, impact, torsion, shear, and bending testing machines
  • Specialized testing instruments for plastics, composites, batteries, and other new energy materials
  • Automatic tensile, compression, and impact testing systems

The setup of each testing system can be adapted to the specimen, test method, load range, and testing environment with suitable grips, extensometers, video or DIC measurement systems, furnaces, and environmental chambers. For laboratories that process large numbers of specimens, automated tensile, compression, and impact testing systems can handle specimen handling, loading, measurement, data collection, and reporting with less operator involvement.

Materials testing machines and systems are used by manufacturers in the aerospace, automotive, battery, rail, metals, and composite materials industries, as well as by universities, research institutes, and quality inspection laboratories. Test configurations can be prepared for methods based on ISO, ASTM, GB/T, and other applicable standards.

    1. Dynamic Fatigue Testing Machine

      Dynamic Fatigue Testing Machine

      Dynamic fatigue testing machines are material testing systems which apply repeated loads to specimens under controlled conditions in order to determine fatigue strength ...

      Standards: GB/T, HG, ISO, ASTM
    1. Universal Testing Machine

      Universal Testing Machine

      Electromechanical universal testing machines (UTMs) are used to see how a material or finished part reacts when it is pulled, compressed, bent, sheared, peeled, or torn.

      Standards: GB/T, ISO, ASTM
    1. Compression Testing Machine

      Compression Testing Machine

      Servo-hydraulic compression testers apply controlled loads to measure how materials behave under compression, with hydraulic pressure generating the force and servo control regulating it throughout the test.

      Standards: GB/T, ISO, ASTM, DIN
    1. Creep & Stress Rupture Testing Machine

      Creep & Stress Rupture Testing Machine

      Creep and stress rupture testing machines show the way in which materials change when they are left under a load for long times, particularly at higher temperatures.

      Standards: GB/T, ISO, ASTM
    1. Impact Testing Machine

      Impact Testing Machine

      Pendulum impact testing machines, also called Charpy impact testers, measure how much energy a metal can take before breaking from a sudden blow (impact). During the test, a notched specimen rests horizontally on two supports while a weighted pendulum swings down and strikes it.

      Standards: GB/T, ISO, ASTM, JJG
    1. Torsion Testing Machine

      Torsion Testing Machine

      Torsion testers are used for determining the behavior of materials and structural components when subjected to a twisting force. After the specimen has been fastened in the fixtures, the servo drive rotates it at the specified test speed.

      Standards: GB/T, ISO, ASTM, YY, YY/T, JJG, JB/T
    1. Shear Testing Machine

      Shear Testing Machine

      Servo-hydraulic compression-shear testing machines apply controlled vertical and horizontal forces to finished rubber bearings and seismic isolation devices used in bridges and other structures.

      Standards: JT, JTT, GB, TBT, ISO, JG/T, TB/T, EN
    1. Bending Testing Machine

      Bending Testing Machine

      Bending testing machines, also known as flexure testing machines, show how a specimen responds when force causes it to bend. The specimen rests on two supports, and the load is applied through one or two contact points according to the selected test method.

      Standards: GB/T, ISO, ASTM, DIN, EN
    1. Ring Stiffness Testing Machine

      Ring Stiffness Testing Machine

      Ring stiffness testing machines measure how well circular pipes retain their shape under external loads. To carry out the test, a short section of pipe is placed horizontally between two parallel platens.

      Standards: GB/T, ISO, ASTM
    1. HDT/Vicat Testing Machine

      HDT/Vicat Testing Machine

      Our HDT/Vicat testing machines heat plastic samples under a controlled load to determine their heat deflection and Vicat softening temperatures.

      Standards: GB/T, ASTM
    1. Melt Flow Index Testing Machine

      Melt Flow Index Testing Machine

      Melt flow index testing machines, also known as extrusion plastometers, test how much molten plastic or resin passes through a standard opening at a set temperature and load.

      Standards: ISO, ASTM
    1. Automated Testing System

      Automated Testing System

      Automated testing systems carry out mechanical tests in a programmed sequence to reduce repetitive manual work and keep testing conditions consistent.

      Standards: GB/T, ISO, ASTM
Why SUNS

Founded in 2008, SUNS develops and manufactures materials testing machines and systems. Our mechanical testing equipment is used by more than 10,000 customers, including over 200 major organizations across research and industrial sectors. SUNS has participated in the National Major Scientific Instruments and Equipment Development Program and Shenzhen innovation projects, with an in-house R&D team supporting standard and application-specific testing requirements.

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