Advance Material Testing Equipements

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Servo Hydraulic Dynamic Fatigue Testing Machine is ideal for a variety of tests like tension compression flex/bend fatigue (low cycle fatigue / high cycle fatigue/fatigue crack propagation ASTM E647), fracture mechanics (K1c per ASTM E399, J1c, CTOD per ASTM E-1290), damping properties and vibration testing. Our test systems are designed for conducting tests at ambient temperature, elevated temperature (high-temperature fatigue characterization) and low temperature.


Other Details:

• The lightweight crosshead and stiff load frame components reduce load frame deflections and increase the performance envelope of the system
• Servo valves offer high response and accurate control
• Hydraulic service manifolds with close-coupled accumulators improve the response of the actuator
• Load unit stiffness and extremely low friction actuators ensure high possible test control and resolution, making these systems suitable for both dynamic and static testing applications
• Fully self -contained test system packaged for easy relocation and movement
• Load frame on vibration isolators
• Vibration isolators for quiet operation
• Variety of add-on fixtures and transducers, all supported by single - platform packaging: self- aligning hydraulic grips, extensometers, pulsed, reversible p.d. unit, etc

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Creep And Stress Rupture Testing Machine are mainly designed to perform Creep and Stress-Rupture testing of a wide variety of materials to both standard and customized specifications such as to BS EN ISO 204, ISO/R 206 and similar international standards. “VEEKAY” offers three models electronic high-temperature creep-testing machine with full closed-loop servo-control in capacities from 10kN to 500kN.


Other Details:

• Advanced servo motor and ball screw actuator which assures loading conveniently and simply
• It can transfer constant rate loading to constant-load or constant stain loading automatically
• Motorized draw-head assembly automatically compensates for specimen elongation and keeps loading bar with excellent load accuracy of /- 0.5% guaranteed
• Adjustable vibration isolator mounts Accessories available for a wide variety of tests.
• A completely enclosed robust base unit supports the lower crosshead and test actuator. This base unit houses an integral spur gearbox/HTD toothed belt drive assembly, printed circuit motor & tachometer
• Both room temperature and elevated temperature systems are available
• Furnace and chambers available with temperature ranges from 200 ℃ to 1000℃ in common air Environments, and 600 ℃ to 2200℃ available in vacuum environment
• Numerous high temperature pulls rods, specimen holders, furnace systems and extensometers available for creep and stress Relaxation applications. Many of which are also adaptable to hot tensile testing applications on universal testing machines
• Software owns powerful function offering specimens registration, apparatus control, test data acquisition and store, test result inquiring, data processing and test report export

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Servo-hydraulic Rail Static Bend Testing Machine is designed for testing of rails after welding; analysis is performed at the edge of the weld collar of an aluminothermic weld, in order to examine one of the failure modes that occur in this weld type under high axle load conditions
Using the GGW Rail Static Bend Testing Machine during the installation of rail allows the user to periodically test the quality of welds. EN 14587-1 Railway applications. Track. Flash butt welding of rails. Part 1. New 220 and 260 grade rails in a fixed plant-9.10:bend testing

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The shear modulus of the elastomer is the most important material property related to the behavior of elastomeric bearings used principally at supports in bridges.

Other Details:

• Load Capacity : 1000 -3000 kn

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Servo Hydraulic Universal Testing Machine is ideal for high-capacity tension, compression, bend/flex, and shear testing. It accords with the relative requirements of EN, ISO, ASTM, JIS, GB and many other testing methods. These frames feature dual spaces so users can quickly change between tension and compression testing without having to remove heavy fixtures.

Other Details:

• Load Capacity: 100 KN – 3000 KN
• Extra-length screws and columns, with an adjustable lower crosshead, to increase the available test space for longer test specimens
• Semi-open front hydraulic wedge clamps for easier loading and allowing rapid loading and unloading of specimens
• Rigid 4-column load frame construction providing superior axial and lateral stiffness and minimum maintenance, low reaction at specimen failure
• lower crosshead movable to increase distance between grips
• Servo valve attached direct on actuator providing close-coupled servo valve and accumulators for improved performance and reduced pressure fluctuations
• With digital displacement transducer for the best positioning and measuring accuracy
• Hydraulic operated wedge grips available
• Including grip control system mounted direct at the machine
• Tooling for tension, compression, bend/flex, shear, and other tests

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We are the leading supplier of Drop Weight Impact Tear Tester (DWTT)

Features:

• Special design tools for support change
• SIMENS PLC controls and touch screen provide high reliability and versatility.
• Automatic specimen feeding and automatic positing
• Frame structure is made of solid steel plate with high stability under impact
• Tup body is made of high strength steel plate with high impact resistance
• Use chain to lift tup with high precision in height
• Self-lock design for tup clamping
• Full-closed safety shield

Additional Information:

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Electro-Mechanical Servo Universal Testing Machine is designed to test a wide range of materials, including, but not limited to rigid and reinforced plastics, composites, geotextiles, sheet metal, welded specimens, adhesives, and medical products and components, in tension, compression, flexure, shear, tear and peel etc. These machines offer force, displacement or deformation closed-loop testing.The machine can be equipped with a variety of accessories including: grips, fixtures, compression frames, thermal cabinets and extensometers covering all relevant applications as testing of rubber, plastics, foils, films, textiles, adhesives, paper, foods, foams, timber, wires or other metallic or non-metallic specimens and medical, electronic and other components. The load frames are rigid constructed, providing superior axial and lateral stiffness. The “VEEKAY” Electromechanical Series machine displays testing information on a high visibility LCD console with integral membrane keypad, it also can be connected to the windows-based computer system with “VEEKAY” data analysis software.Capacities for these systems range from low-load forces of 30kN up to high-capacity 1000kN test frames

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This machine is specially used for hydrostatic pressure and burst tests of brake hose assembly, high pressure hose assembly, metallic pipe and fitting, pressure vessel.

Features:

• Two level control systems, one is microcomputer, and the other one is industrial controller. The computer is for graphic processing, data processing and data managing. The controller is to control the target test pressure through receiving commands from the computer
• Advance control technology: Apply closed loop control technology, to control pressure precisely and compensate pressure automatically, 7" LCD touch screen is easy to operate and display
• Multi stations are controlled separately. The test station can be automatically closed when specimen failure happens, other stations can work continuously without any influences.
• Test data and graphic can be auto saved in the computer
• Imported components ensure high reliability and precision, such as US imported pressure transducer and electromagnetic valve, German imported accumulator, imported electric switch, and imported electric pump
• Wide test temperature ranges: 20℃~95℃ is available to satisfy non-ambient test. Cooling and heating speed is fast; water tank is made of stainless steel with good heating preservation; auto water compensating ensures test reliability
• Professional test software is powerful and simple to use
• Real-time display of pressure-time graphics of each stations
• Real-time display data, and print test report
• Test data and report complies with OFFICE and test report is programmable according to user’s requirements
• The end closures use German technology. Various types are available to satisfy different requirements. It’s simple to prepare samples with perfect sealing
• Accumulator imported from Germany for pressure compensation reduces working time of motor and pressurizing system, and improve pressurizing system life and ensure pressure accuracy
• Continuous test after power failure saves time for test
• Apply imported electric pump ensures high stability and reliability, and improves accuracy of pressurizing speed and control.
• Max pressure50Mpa, 120Mpa, 150Mpa, 200Mpa, 250Mpa, 300Mpa, 400Mpa, 500Mpa

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This machine is specially used to notch metal specimen for Charpy test.

Technical Specifications:

• Specimen size: 10×10(7.5 or 5)× 55 mm
• Notch type:
• depth 2mm, 45º±2, r=0.25 mm±0.025 mm
• U2: depth 2mm, width 2 mm, r=1 mm±0.05 mm
• U3: depth 3mm, width 2 mm, r=1 mm±0.05 mm
• U5:depth 5mm, width 2 mm r=1 mm±0.05 mm
• Broacher travel:340±10 mm
• Speed:2-3m/min
• Lubrication system: lubricating oil circulation, oil is adjustable
• Hydraulic oil: L-HM46
• Oil volume:20L, prepared by customer
• Power consumption:500W
• Power requirements:3-phase, 5-line, 440 V, 50 Hz
• Machine dimension:length x width x height = 430 x 750 x 1250 mm
• Standards:
• GB/T 229-1994, ISO148-1998, ASTM E23-02a, DIN 50 115-1991